Service manual

ManualsBrandsSharp ManualsDVD VCR ComboDV-RW370X

SERVICE MANUAL

DVD-RW RECORDER &

VHS VIDEO CASSETTE RECORDER

MODEL

DV-RW260S

In the interests of user-safety (Required safety regulations

in some countries) the set should be restored to its original

condition and only parts identical to those specified be used.

CONTENTS

SHARP CORPORATION

IMPORTANT WARING.................................................................................................................................................

SERVICING NOTICES ON CHECKING ......................................................................................................................

HOW TO ORDER PARTS ............................................................................................................................................

DISC REMOVAL METHOD AT NO POWER SUPPLY ...............................................................................................

TAPE REMOVAL METHOD AT NO POWER SUPPLY ..............................................................................................

PARENTAL CONTROL-RATING LEVEL ....................................................................................................................

TRAY LOCK .................................................................................................................................................................

GENERAL SPECIFICATIONS .....................................................................................................................................

DISASSEMBLY INSTRUCTIONS ................................................................................................................................

KEY TO ABBREVIATIONS ..........................................................................................................................................

SERVICE MODE LIST .................................................................................................................................................

PREVENTIVE CHECKS AND SERVICE INTERVALS ...............................................................................................

WHEN REPLACING EEPROM (MEMORY) IC ...........................................................................................................

WHEN REPLACING NEW DVD LOADER ..................................................................................................................

RE-WRITE FOR DVD FIRMWARE..............................................................................................................................

SERVICING FIXTURES AND TOOLS .........................................................................................................................

PREPARATION FOR SERVICING ..............................................................................................................................

MECHANICAL ADJUSTMENTS ..................................................................................................................................

ELECTRICAL ADJUSTMENTS....................................................................................................................................

TROUBLESHOOTING GUIDE .....................................................................................................................................

BLOCK DIAGRAMS .....................................................................................................................................................

PRINTED CIRCUIT BOARDS ......................................................................................................................................

SCHEMATIC DIAGRAMS ............................................................................................................................................

WAVEFORMS ..............................................................................................................................................................

EXPLODED VIEW ........................................................................................................................................................

REPLACEMENT PARTS LIST .....................................................................................................................................

Page

A1-1

A1-2

A1-3

A2-1

B1-1

C1-1

C2-1

C3-1

C4-1

C4-3

C5-1

D1-1

D2-1

D3-1

E-1

F-1

G-1

H-1

I-1

J1-1

K1-1

S55J9DV-RW260

The region number

for this recorder is 2

Summary of content (116 pages)

PAGE 1
SERVICE MANUAL S55J9DV-RW260 DVD-RW RECORDER & VHS VIDEO CASSETTE RECORDER MODEL DV-RW260S In the interests of user-safety (Required safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified be used. 2 . The region number for this recorder is 2 CONTENTS IMPORTANT WARING .................................................................................................................................................
PAGE 2
IMPORTANT WARNING CAUTION: DVD PLAYER IS A CLASS 1 LASER PRODUCT. HOWEVER THIS PLAYER USES A VISIBLE LASER BEAM WHICH COULD CAUSE HAZARDOUS RADIATION EXPOSURE IF DIRECTED. BE SURE TO OPERATE THE PLAYER CORRECTLY AS INSTRUCTED. THE FOLLOWING CAUTION LABEL IS LOCATED ON THE REAR PANEL OF THE PLAYER.
PAGE 3
DISC REMOVAL METHOD AT NO POWER SUPPLY 1. Insert a fine rod (wire etc.) into the hole of the Front Cabinet as shown by the arrow. (Refer to Fig. 1) The Tray is opened. 2. Draw the Tray. Front Cabinet DVD Flap Fig. 1 TAPE REMOVAL METHOD AT NO POWER SUPPLY 1. Remove the Top Cabinet, Front Cabinet and DVD Block. (Refer to item 1 of the DISASSEMBLY INSTRUCTIONS.) 2. Remove one screw of the Loading Motor from the insert hole for screw driver and remove the Loading Motor. 3.
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TRAY LOCK Tray cannot be opened by setting the Tray Lock, please follow the steps below. 1. Turn Unit ON. 2. Press and hold the '0' key on the remote control unit. 3. Simultaneously press and hold the 'STOP' key on the front panel. 4. Hold both keys for more than 2 seconds. 5. Press the OPEN/CLOSE key on the front panel to check the Tray Lock setting. NB: No indications on the screen when the Tray Lock is setting. To unlock the Tray Lock, please follow the steps below. 1. 2. 3. 4. 5. 6. Turn Unit ON.
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GENERAL SPECIFICATIONS G-1 Outline of the product G-2 DVD System Color System Disc Format Rec Play Disc Diameter Deck Rec Time (Aprox.) at 4.7GB Disc XP SP LP SLP Search speed Actual Actual Slow speed Actual Actual G-3 VCR System System Video System Hi-Fi STEREO NTSC PB(PAL60Hz) Deck Heads Video Head FM Audio Head 2Head Audio / Control Erase (Full Track Erase) Erase (Normal Audio Track Erase) Tape Rec PAL Speed NTSC Play PAL NTSC Fast Forward / Rewind Time (Approx.
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GENERAL SPECIFICATIONS G-6 Regulation Safety Radiation Laser Operation Storage G-7 Temperature G-8 G-9 Operating Humidity Signal Video Signal RGB Signal Audio Signal Output Level S/N Ratio (Weighted) Horizontal Resolution Output Level Input Level Microphone Input Level Line Output Level Line Hi-Fi Audio Signal Digital Output Level S/N Ratio at (Weighted) Harmonic Distortion (1KHz) Typical Frequency Response : DVD Mode at DVD DVD Mode at VideoCD/SVCD DVD Mode at CD VCR Mode at SP VCR Mode at LP VCR
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GENERAL SPECIFICATIONS G-10 On Screen Display (DVD) Menu Setup Menu Type Timer Rec Set System Setup Language OSD Language DVD Menu Audio Subtitle Parental Password Lock/Unlock Rating Level Clock Clock Set Auto Clock(Auto Time) Disc Setup New Disc Format Reformat as DVD VR Reformat as DVD Video Finalize Protect Disc Undo Finalize Other Dimmer Display/Call On/Off AV Setup Video TV Screen Still Mode No Noise Background Brightness DVD Output AV2 AV3 Input Color System Audio DRC (Dynamic Range Control) Virtua
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GENERAL SPECIFICATIONS G-10 Title Menu (VR Mode) Yes Chapter Add Chapter Mark Combine Chapters Play Rename Title Title Protect Thumbnail Setting Delete Title Title Combine Title Divide Edit Title Rename Disc Genre Play List Play Chapter Rename Title Delete Playlist Title Combine Title Divide Edit Title Yes Yes Yes Yes No No Yes No No Yes Yes No Yes No Yes Yes Yes No Yes Yes Title Menu (Video Mode) Dubbing Chapter Chapter Mark Add Chapter Mark Delete Play Rename Title Title Protect Thumbnail Setting De
PAGE 9
GENERAL SPECIFICATIONS On Screen Display (VCR) G-11 OSD Language G-12 Clock, Timer and Timer Back-up G-13 Display Menu No Menu Type Play/Stop/FF/Rew/Rec/OTR (ITR)/T-Rec/Pause/Eject/Tape In (Symbol Mark) CH/AV (LINE) VCR Mode Clock Repeat Tape Counter Index Tape Speed Decoder Sound Manual Tracking (Bar Setting) Hi-Fi Zero Return OTPB DVD OSD VCR OSD Calendar Timer Events One Touch Recording Max Time Timer Back-up (at Power Off Mode) Display Display Type Clock Yes Yes Yes Yes Yes Yes Yes Yes No Yes
PAGE 10
GENERAL SPECIFICATIONS G-14 Remote Control Unit Glow in Dark Remocon LCD Format Remocon Format Custom Code Power Source Total Keys Keys RC-JJ No No Voltage (D.C) UM size x pcs POWER EJECT OPEN / CLOSE DVD / VCR 1 2 3 4 5 6 7 8 9 0 0 / 10 11 12 T-REC INPUT SELECT CLEAR / CANCEL RETURN DISPLAY / CALL TOP MENU / TITLE LIST UP/ CH+ DOWN / CHLEFT / TRACKINGRIGHT/ TRACKING+ SELECT / ENTER DVD MENU SETUP STOP PLAY PAUSE / STILL / STEP |<> / F.
PAGE 11
GENERAL SPECIFICATIONS G-15 Features (DVD & VCR) Features (DVD) Features (VCR) G-16 Accessories Auto Power Off CM Skip (30sec x 6 Times) Copy (Tape to Disc, Disc to Tape) VCR Plus+ (VIDEO Plus+,SHOWVIEW, G-CODE) Auto Set Up Auto Tuning CH Sort ATS Guide CH Set Auto Clock Plug In Start VPS/PDC Energy Star Analog BS Power On Memory Echo Mic Mixing DV Rec Timeshift Playback DivX Playback Video CD Playback SVCD Playback Overlay Graphics And Text Command List Entry Point Jump MP3 Playback WMA Playback JPEG
PAGE 12
GENERAL SPECIFICATIONS G-17 Interface Switch Front Rear Volume Terminals Front Rear Indicator G-18 G-19 Set Size Weight G-20 Carton G-21 Material G-22 Environment N-1 Note Power Play Eject (VCR) Stop Rec / OTR Open / Close (DVD) CH + CH FF / Search(>>) Rew / Search(<<) Still / Pause Shuttle (Search / REV / FWD) DVD / VCR Main Power SW S-Video / Component Video Selector RF Out (Slide SW) Main Power SW Phones Volume Mic Volume Echo Volume Video In Audio In DV In (IEEE1394) Video Output Aud
PAGE 13
DISASSEMBLY INSTRUCTIONS 1-1: TOP CABINET AND FRONT CABINET (Refer to Fig. 1-1) 1. REMOVAL OF MECHANICAL PARTS AND P.C. BOARDS 1. 2. 3. 4. 5. 6. 7. NOTE After the set assembling, perform the following process so that the wires don’t touch to the heating parts. 1. Bind the CD7304, CD504 and Fan motor cable at the Fig. 1 position and fix them. 2. Pass the Fan motor cable through before the CD502 like the Fig. 1. 3. Pass the CD7304 through under the CD502 them plug in the connector like the Fig. 2.
PAGE 14
DISASSEMBLY INSTRUCTIONS 1-3: DECK CD AND DVD/HD MPEG PCB (Refer to Fig. 1-3) 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 1-4: POWER PCB (Refer to Fig. 1-4) 1. 2. 3. 4. 5. 6. Remove the 2 screws 1. Remove the Deck Shield in the direction of arrow (A). Remove the 6 screws 2. Disconnect the following connectors: (CP504, CP1703, CP8301,CP8302, CP8303). Remove the Deck CD Block in the direction of arrow (B). Remove the 4 screws 3. Remove the MPEG Shield in the direction of arrow (C).
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DISASSEMBLY INSTRUCTIONS 1-6: VCR PCB (Refer to Fig. 1-6) 1. 2. 3. 4. 5. 6. Remove the screw 1. Remove the screw 2. Remove the 3 screws 3. Unlock the support 4. Remove the Jack Shield. Remove the VCR PCB in the direction of arrow. 2 VCR PCB 4 1 Jack Shield 3 3 3 Bottom Plate Fig.
PAGE 16
DISASSEMBLY INSTRUCTIONS 2. REMOVAL OF VCR DECK PARTS 2-3: LINK UNIT (Refer to Fig. 2-3) 2-1: TOP BRACKET (Refer to Fig. 2-1) 1. Set the Link Unit to the Eject position. 2. Unlock the support 1. 3. Remove the (A) side of the Link Unit first, then remove the (B) side. 1. Extend the 2 supports 1. 2. Slide the 2 supports 2 and remove the Top Bracket. NOTE Main Chassis 1. After the installation of the Top Bracket, bend the support 1 so that the Top Bracket is fixed.
PAGE 17
DISASSEMBLY INSTRUCTIONS 2-5: LOADING MOTOR/WORM (Refer to Fig. 2-5-A) 2-6: TENSION ASS'Y (Refer to Fig. 2-6-B) 1. Remove the screw 1. 2. Remove the Loading Motor. 3. Remove the Worm. 1. Turn the Pinch Roller Cam clockwise so that the Tension Holder hook is set to the position of Fig. 2-6-A to move the Tension Arm Ass'y. 2. Remove the Tension Spring. 3. Unlock the 2 supports 1 and remove the Tension Band. 4. Unlock the support 2 and remove the Tension Arm Ass'y. 5.
PAGE 18
DISASSEMBLY INSTRUCTIONS 2-7: T BRAKE ARM/T BRAKE BAND (Refer to Fig. 2-7-A) 1. Remove the T Brake Spring. 2. Turn the T Brake Arm clockwise and bend the hook section to remove it. 3. Unlock the 2 supports 1 and remove the T Brake Band. Idler Gear Idler Arm Ass'y (B) S Reel T Brake Band (A) 1 Hook section 1 T Reel (A) T Brake Arm 1 T Brake Spring 1 Fig. 2-7-A Fig. 2-8-A NOTE NOTE 1. In case of the S Reel and T Reel installation, check if the correct parts are installed. (Refer to Fig.
PAGE 19
DISASSEMBLY INSTRUCTIONS 2-9: CASSETTE OPENER/PINCH ROLLER BLOCK/ P5 ARM ASS'Y (Refer to Fig. 2-9-A) 1. Unlock the support 1 and remove the Cassette Opener. 2. Remove the Pinch Roller Block and P5 Arm Ass'y. Cassette Opener 1 Spring Position Fig. 2-10-B 2-11: FE HEAD (RECORDER ONLY) (Refer to Fig. 2-11) Pinch Roller Block 1. Remove the screw 1. 2. Remove the FE Head. P5 Arm Ass'y 1 Main Chassis FE Head Fig. 2-9-A NOTE 1. Do not touch the Pinch Roller. (Use gloves.) 2.
PAGE 20
DISASSEMBLY INSTRUCTIONS 2-13: CAPSTAN DD UNIT (Refer to Fig. 2-13) 1. 2. 3. 4. 5. Remove the Capstan Belt. Remove the screw 1. Remove the Capstan Holder. Remove the 3 screws 2. Remove the Capstan DD Unit. Pinch Roller Cam Marker Main Cam Capstan Belt 1 Capstan Holder Fig. 2-14-B Capstan DD Unit 2-15: LOADING GEAR S/T UNIT (Refer to Fig. 2-15-A) 1. Remove the E-Ring 1 and remove the Main Loading Gear. 2. Remove the Main Rod, Tension Lever, Loading Arm S Unit and Loading Arm T Unit.
PAGE 21
DISASSEMBLY INSTRUCTIONS 2-16: CLUTCH ASS'Y/RING SPRING/CLUTCH LEVER/ CLUTCH GEAR (Refer to Fig. 2-16-A) 1. 2. 3. 4. Cassette Guide Post 1 Remove the Polyslider Washer 1. Remove the Clutch Ass'y and Ring Spring. Remove the Clutch Lever. Remove the Coupling Gear, Coupling Spring and Clutch Gear. Inclined Base S Unit Inclined Base T Unit P4 Cap 1 Clutch Ass'y Ring Spring Coupling Gear Clutch Lever LED Reflector Coupling Spring Clutch Gear • Screw Torque: 5 ± 0.5kgf•cm 2 Fig. 2-17-A NOTE 1.
PAGE 22
DISASSEMBLY INSTRUCTIONS 3. When IC starts moving back and forth easily after desoldering completely, pickup the corner of the IC using a tweezers and remove the IC by moving with the IC desoldering machine. (Refer to Fig. 3-3.) 3. REMOVAL AND INSTALLATION OF FLAT PACKAGE IC REMOVAL NOTE 1. Put the Masking Tape (cotton tape) around the Flat Package IC to protect other parts from any damage. (Refer to Fig. 3-1.
PAGE 23
DISASSEMBLY INSTRUCTIONS INSTALLATION 4. When bridge-soldering between terminals and/or the soldering amount are not enough, resolder using a Thintip Soldering Iron. (Refer to Fig. 3-8.) 1. Take care of the polarity of new IC and then install the new IC fitting on the printed circuit pattern. Then solder each lead on the diagonal positions of IC temporarily. (Refer to Fig. 3-5.) Thin-tip Soldering Iron IC Soldering Iron Fig. 3-8 5.
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KEY TO ABBREVIATIONS A A/C ACC AE AFC AFT AFT DET AGC AMP ANT A.PB APC ASS’Y AT AUTO A/V B BGP BOT BPF BRAKE SOL BUFF B/W C C CASE CAP CARR CH CLK CLOCK (SY-SE) COMB CONV CPM CTL CYL CYL-M CYL SENS D DATA (SY-CE) dB DC DD Unit DEMOD DET DEV E E EF EMPH ENC ENV EOT EQ EXT F F FBC FE FF FG FL SW FM FSC FWD G GEN GND H H.P.
PAGE 25
KEY TO ABBREVIATIONS S SYNC SYNC SEP T TR TRAC TRICK PB TP U UNREG V V VCO VIF VP V.PB VR V.
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SERVICE MODE LIST This unit provided with the following SERVICE MODES so you can repair, examine and adjust easily. To enter to the SERVICE MODE function, press and hold both buttons simultaneously on the main unit or on the main unit and on the remote control for more than a standard time in the appropriate condition. (See below chart.) In case of the main unit and remote control, press the remote control buttons first, then press the main unit buttons.
PAGE 27
PREVENTIVE CHECKS AND SERVICE INTERVALS The following standard table depends on environmental conditions and usage. Parts replacing time does not mean the life span for individual parts. Also, long term storage or misuse may cause transformation and aging of rubber parts. The following list means standard hours, so the checking hours depends on the conditions. Time Parts Name 500 hours 1,000 hours 1,500 hours 2,000 hours Audio Control Head 2,500 hours Notes Clean those parts in contact with the tape.
PAGE 28
PREVENTIVE CHECKS AND SERVICE INTERVALS 2. TAPE RUNNING SYSTEM CLEANING When cleaning the tape transport system, use the gauze moistened with isopropyl alcohol. NOTE After cleaning the heads with isopropyl alcohol, do not run a tape until the heads dry completely. If the heads are not completely dry and alcohol gets on the tape, damage may occur. 3. CYLINDER Wrap a piece of chamois around your finger. Dip it in isopropyl alcohol. Hold it to the cylinder head softly.
PAGE 29
WHEN REPLACING EEPROM (MEMORY) IC If a service repair is undertaken where it has been required to change the MEMORY IC, the following steps should be taken to ensure correct data settings while making reference to TABLE 1 and 2. NOTE: After the DATA change, if the ENTER button is not pressed at the DATA selection mode and the power is turned off, the DATA change does not performed. After the DATA change, press the ENTER button by all means and set to the ADDRESS selection mode, then turn off the power.
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WHEN REPLACING EEPROM (MEMORY) IC DVD side EEPROM (IC4002) initial setting NOTE: INI 3FF data can not be set. The datas for the address excepting from 3A0 to 3FF are displayed “ERR”. This unit is not defective.
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WHEN REPLACING NEW DVD LOADER NOTE: If a service repair is undertaken where it has been required to change the New DVD Loader, Region setting is needed. If the Region setting does not performed, only the Region Free disc can be played. Region setting can only be done once. So, take notice very carefully. 1. Connect the set to TV Monitor. 2. Turn on the POWER, and set to the DVD mode. 3. Press both Channel button (8) on the remote control and the STOP button on the set for more than 2 seconds.
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RE-WRITE FOR DVD FIRMWARE 1. Connect the set to TV Monitor. 2. Turn on the POWER, and set to the DVD mode. 3. Confirm that the “No Disc” will be appeared on the screen. A disc is already inserted, eject the disc and power it on again. 4. Open the DVD tray. 5. Press both Channel button (2) on the remote control and the STOP button on the set for more than 2 seconds. 6. Press OPEN/CLOSE button on the set to check if all the keys on the unit do not function. NOTE: To check if DVD Write mode is set. 7.
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SERVICING FIXTURES AND TOOLS (For 2 head 1 speed model, 4 head model) VHS Alignment Tape JG001E (VP 1 S-LI6 3 ) JG001F (VP 1 S-CO1 3 ) JG001R (VP 1 S-LI6 3 H) JG001U (VP 1 S-X6 3 ) JG153 X Value Adjustment Screwdriver (For 2 head 2 speed model) VHS Alignment Tape JG001C (VP 2 S-LI6 3 ) JG001D (VP 2 S-CO1 3 ) JG001V (VP 2 S-X6 3 ) JG002B Adapter JG002E Dial Torque Gauge (10~90gf•cm) JG002F (60~1200gf•cm) JG005 Post Adjustment Screwdriver Part No.
PAGE 34
MECHANICAL ADJUSTMENTS 1-2: CONFIRMATION AND ADJUSTMENT OF TENSION POST POSITION 1. CONFIRMATION AND ADJUSTMENT Read the following NOTES before starting work. • 1. Set to the PLAY mode. 2. Adjust the adjusting section for the Tension Arm position so that the Tension Arm top is within the standard line of Main Chassis. 3. While turning the S Reel clockwise, confirm that the edge of the Tension Arm is located in the position described above.
PAGE 35
MECHANICAL ADJUSTMENTS 1-4: CONFIRMATION OF VSR TORQUE NOTE 1. Install the Torque Gauge (JG002F) and Adapter (JG002B) on the S Reel. Set to the Picture Search (Rewind) mode. (Refer to Fig.1-4-B) 2. Then, confirm that it indicates 120~180gf•cm. If the torque is out of the range, replace the following parts.
PAGE 36
MECHANICAL ADJUSTMENTS 2-2: CONFIRMATION AND ADJUSTMENT OF AUDIO/ CONTROL HEAD 2-3: TAPE RUNNING ADJUSTMENT (X VALUE ADJUSTMENT) When the Tape Running Mechanism does not work well, adjust the following items. 1. Confirm and adjust the height of the Reel Disk. (Refer to item 1-1) 2. Confirm and adjust the position of the Tension Post. (Refer to item 1-2) 3. Adjust the Guide Roller. (Refer to item 2-1) 4. Confirm and adjust the Audio/Control Head. (Refer to item 2-2) 5.
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MECHANICAL ADJUSTMENTS 3. MECHANISM ADJUSTMENT PARTS LOCATION GUIDE 4 5 6 3 2 7 1 10 9 1. Tension Connect 2. Tension Arm 3. Guide Roller 4. Audio/Control Head 5. X value adjustment driver hole 8 6. P4 Post 7. T Brake Spring 8. T Reel 9. S Reel 10.
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ELECTRICAL ADJUSTMENTS Read and perform this adjustment when repairing the circuits or replacing electrical parts or PCB assemblies. 1. BASIC ADJUSTMENT CAUTION • When you exchange IC and Transistor for a heat sink, apply the silicon grease (YG6260M) on the contact section of the heat sink. Before applying new silicon grease, remove all the old silicon grease. (Old grease may cause damages to the IC and Transistor.
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ELECTRICAL ADJUSTMENTS 2.
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TROUBLESHOOTING GUIDE (VCR SECTION) POWER DOES NOT TURN ON Does display light? NO Is the voltage linked to L506 ? NO Check of T501 and peripheral circuit. YES YES Check of V651 and peripheral circuit. Is the voltage at pin 29 of IC 3001 0V ? NO Check IC3001. YES Check of T501 and peripheral circuit. THE POWER SUPPLY CUT Inserting a cassette and push play button. Does the power cut after 3 seconds? YES Check CAPSTAN DD UNIT and CYLINDER UNIT.
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TROUBLESHOOTING GUIDE AT PLAYBACK AND RECORDING, CYLINDER MOTOR UNLOAD Is the voltage at pin 8 of NO Check IC502. CP3001 about DC12.6V ? YES In playback, is at pin 12 of CP3001 about DC2.6V ? NO Check IC3001. YES Check the DECK BLOCK. AUDIO SHAKES Is AUDIO HEAD YES Change AUDIO HEAD. scratched? NO At playback, is input about 4.5Vp-p of a rectangular wave at pin 9 of IC3001 ? NO Change CAPSTAN DD UNIT. YES At playback, is pin 5 of NO Check IC3001. CP3001 3.5V ? YES Check AUDIO BLOCK.
PAGE 42
TROUBLESHOOTING GUIDE The CASSETTE TAPE CAN NOT BE INSERTED Does WORM GEAR of NO Check WORM GEAR of cassette loading block. NO Check LED of DECK, cassette loading block move? YES When a CASSETTE can not inserted, is pin 25 of IC3001 5V ? PHOTO SENSOR. YES When a CASSETTE is YES Change inserted, is pin 8 of CP3001 12.6V ? LOADING MOTOR. NO Check circuit of POWER BLOCK.
PAGE 43
TROUBLESHOOTING GUIDE WHEN INSERTING A CASSETTE, IT EJECTS IMMEDIATELY Does another CASSETTE insert? NO Defective CASSETTE or cassette loading block. YES Does SW3001 and NO Correctly SW3001 and REC LEVER set. REC LEVER correctly set ? YES After inserting CASSETTE, is pin 51 of IC3001 0V ? NO Check SW3001. YES Check IC3001. CAN NOT FF/REW At FF/REW, does voltage at pin 98 of IC3001 change? NO Check of IC3001. YES Check DECK MECHANISM.
PAGE 44
TROUBLESHOOTING GUIDE TAPE LOADING IS OK, BUT UNLOADS IMMEDIATELY Does CYLINDER NO rotate? Is the voltage at pin 2 of CP3001 12V ? YES YES At play, is the voltage at pin 12 of CP3001 2.6V ? YES Change CYLINDER unit. NO Is there HEAD SW PULSE at TP102. YES NO NO Is PG PULSE signal inputted to pin 104 of IC3001 ? YES Change IC3001. Check Q3006 and Q3008. E-5 NO Check POWER BLOCK.
PAGE 45
TROUBLESHOOTING GUIDE AT PLAY, THE PICTURE JITTERS VERTICAL MINUTELY Is FG wave of CP3001 at pin 11 5V ? NO Change CYLINDER MOTOR. 5V YES NO Change IC3001. Is pin 12 of CP3001 2.6V ? YES Change CYLINDER MOTOR. AUTO TRACKING DOES NOT OPERATE Does the CTL pulse In auto tracking, is the voltage at pin 24 of IC3001 more than DC 0.2V ? YES NO signal (about 2.5Vp-p) appear at pin 7 of IC3001. 2.5Vp-p YES Change IC3001. E-6 NO Check CONTROL HEAD.
PAGE 46
TROUBLESHOOTING GUIDE WHEN PLAYBACK, FF OR REW MODE IS ACTIVE, UNIT STOPS IMMEDIATELY Does CAPSTAN DD MOTOR rotate? Refer to section "CAPSTAN DD MOTOR NOT ROTAING". NO YES Is there REEL SENSOR PULSE signal at pin 69 and pin 70 of IC3001. NO Check Q3001 and Q3002. YES Change IC3001.
PAGE 47
TROUBLESHOOTING GUIDE AT PLAY, PICTURE JITTERS HORIZONTALLY NO Does a noise on the picture appear? YES By adjusting the MANUAL TRACKING UP/DOWN NO Check P/B ENVELOPE. BUTTONS, will the line disappear? YES Is a height of GUIDE POST maximum? NO The height of GUIDE POST readjust. YES Is PG SHIFTER NO Adjust PG SHIFTER. adjustment 6.5H ? YES Is a wave of PB-Y unusual? Change IC101 and peripheral circuit. NO YES Change IC101.
PAGE 48
TROUBLESHOOTING GUIDE AT PLAYBACK, THE PICTUER DOES NOT APPEAR Does E-E picture NO Refer to "AT E-E, NO PICTURE" appear? YES Is there video signal of IC101 at pin 29 ? NO Change IC101. YES Is there video signal of IC8005 at pin 2 ? NO Change IC8005. YES Is there video signal of IC101 at pin 29 ? NO Change IC101. YES Check J8001.
PAGE 49
TROUBLESHOOTING GUIDE AT E-E, NO PICTURE Is the voltage of IC101 at NO Check POWER BLOCK. P.CON+5V ? YES Is there video signal NO Check J8001 and peripheral circuit. of IC101 at pin 15 ? YES Is there video signal of IC101 at pin 26 ? NO Change IC101. YES Is there video signal NO Change IC8006. of IC8006 at pin 7 ? YES Check J8001. Is there video signal of IC3001 at pin 16, 17 ? Check IC8006 NO and peripheral circuit. YES Check J8001.
PAGE 50
TROUBLESHOOTING GUIDE AT PLAYBACK, THE COLOR DOES NOT APPEAR Is there color signal in NO video signal at pin 26 of IC101. Is there video signal at pin NO Change X'tal. 26 of IC101. YES YES Change IC101. Is there color signal in NO Change IC8006. video signal at pin 7 of IC8006 ? YES Is there color signal in Check IC8006 and peripheral circuit. NO video signal at pin16,17 of IC3001 ? YES Is there color signal in video signal at pin19 of NO Change IC3001.
PAGE 51
TROUBLESHOOTING GUIDE PLAYBACK PICTURE IS NOISY (EVEN AFTER CLEANING HEADS) Is noisy a wave of video NO Check CYLINDER. signal at pin 26 of IC101? YES Is noisy a wave of video signal at pin 7 of IC8006 ? NO Change IC8006. YES Is noisy a wave of video Check IC8006 NO signal at pin 16, 17 of IC3001 ? and peripheral circuit. YES Is noisy a wave of video NO Change IC3001. signal at pin 19 of IC3001 ? YES Check J8001 and peripheral circuit.
PAGE 52
TROUBLESHOOTING GUIDE NO COLOR DURING SELF RECORDING AND PLAYBACK Is there CHROMA signal at NO Check TU301, J8001, pin 15, 17, 21 of IC101. circuit around it. YES Is there CHROMA signal at pin 26 of IC101. NO Change IC101. YES Refer to "AT PLAYBACK, THE COLOR DOES NOT APPEAR". AT PLAY, AUDIO DOES NOT APPEAR At E-E, does audio appear? Refer to section "AT E-E NO SOUND". NO YES Is the voltage at pin 96 of IC101 about 2.5V ? NO Check A/C HEAD.
PAGE 53
TROUBLESHOOTING GUIDE CAPSTAN DD MOTOR NOT ROTATING In playback, is there voltage NO Check POWER BLOCK. at pin 2 of CP3001 12V ? YES In playback, is there voltage at pin 78 of IC3001 2.5V ? NO Change IC3001. YES DD MOTOR rotate now? If not, replace it.
PAGE 54
TROUBLESHOOTING GUIDE THE AUDIO CAN NOT RECORD Is bias level at L102 OK? NO In starting recording, is there sine wave at pin 98 of IC101? NO Check POWER BLOCK and voltage of base of Q103. YES YES Check disconnection and short of L102. Is there audio signal at pin 1 of IC101? Check IC701 and the circuit from TUNER or audio input jack to IC701 . NO YES Is there voltage of base of Q103 NO Change Q103. about 5V? YES Is there a sine wave NO Change L101.
PAGE 55
TROUBLESHOOTING GUIDE THE CASSETTE INSERT, BUT THE TAPE DOES NOT MOVE Does the mode appear at display? Check LOADING MOTOR and MODE SENSOR RELATION DEPARTMENT. NO YES Does operate with remote control? NO Check IC3001. YES Check operation PCB. RECORDING MECHANISM WORKS, BUT NO VIDEO RECORD FROM INPUT JACK OR TUNER Is there video signal at Check circuit of video signal NO from VIDEO IN or TUNER to IC101.
PAGE 56
TROUBLESHOOTING GUIDE AT E-E, NO SOUND Does normality AUDIO JACK CONNECT? NO Connection is done over again. YES Is there audio signal of J8001 at pin 1, 3 ? YES NO Is there audio signal at YES Check J8001 and peripheral circuit. NO Check J8001, J651, J652 and peripheral circuit. pin 78, 80 of IC701 ? NO Is there audio signal at pin 9, 11, 72, 74 of IC701 ? YES Change IC701.
PAGE 57
TROUBLESHOOTING GUIDE E-E AUDIO (MONO) DOES NOT APPEAR Does E-E AUDIO Refer to section "E-E AUDIO NO (STEREO) DOES NOT APPEAR". (STEREO) appear? YES Is the voltage at pin 92 of IC101 5V ? NO Check POWER BLOCK. YES Is the voltage at pin 95 YES Change IC3001. of IC3001 5V ? NO Is there audio signal at NO Check J8001. pin 11, 74 of IC701 ? YES Is there audio signal at pin 6 of IC701 ? NO Change IC701. YES Check circuit around of J8001.
PAGE 58
TROUBLESHOOTING GUIDE E-E AUDIO (STEREO) DOES NOT APPEAR Is the voltage at pin 5, NO Check POWER BLOCK. 15, 36, 46 of IC701 5V ? YES Is the voltage at pin 3 of IC701 9V ? NO Check POWER BLOCK. YES Is there Audio signal at pin 11, 14 of IC701 ? NO Check J651, J652. YES Is there Audio signal at NO Change IC701. pin 78, 80 of IC701. YES Check circuit around of J8001.
PAGE 59
TROUBLESHOOTING GUIDE TUNER AUDIO (MONO) DOES NOT APPEAR. Does E-E AUDIO NO Refer to section "E-E AUDIO (MONO) DOES NOT APPEAR". (MONO) appear? YES Is there signal at pin Check circuit around of TU301 at pin 16. NO 48 of IC701 ? YES Is there audio signal at NO Change IC701. pin 78, 80 of IC701 ? YES Is there audio signal NO Check IC8001. at pin 41, 44 of IC8001 ? YES Check circuit around of J8001.
PAGE 60
TROUBLESHOOTING GUIDE TUNER AUDIO (STEREO) DOES NOT APPEAR. Does TUNER AUDIO Refer to section "TUNER AUDIO NO (MONO) DOES NOT APPEAR". (MONO) appear? YES Does E-E AUDIO Refer to section "E-E AUDIO NO (STEREO) DOES NOT APPEAR". (STEREO) appear? YES At the time of channel change, NO Change IC701. does the display of a stereo come out to the screen? YES Is there audio signal at pin 2 of IC801 ? NO Check circuit around of TU301. YES Is there audio signal at NO Change IC701.
PAGE 61
TROUBLESHOOTING GUIDE PB AUDIO (Hi-Fi) DOES NOT APPEAR Does E-E AUDIO NO Refer to section "E-E AUDIO (STEREO) appear? (STEREO) DOES NOT APPEAR". YES Does NORMAL PB AUDIO appear? NO Refer to section "AT PLAY, AUDIO DOES NOT APPEAR". NO Check circuit of HEAD AMP and CYLINDER UNIT. YES Is there audio signal at pin 24, 27 of IC701 ? YES Is there audio signal at NO Change IC701. pin 78, 80 of IC701 ? YES Check circuit around of J8001.
PAGE 62
TROUBLESHOOTING GUIDE Hi-Fi AUDIO CAN NOT RECORD Does E-E AUDIO appear? Refer to section "E-E AUDIO NO (MONO) DOES NOT APPEAR". YES AT state of video recording, is there audio signal at pin 11 and 74 of IC701 ? Check circuit around of J651, J652 . NO YES Is there audio signal at pin 78, 80 of IC701 ? NO Change IC701. YES At recording and play, is NO Check CYLINDER UNIT. there signal at pin 7, 8 and 9 of CP101? YES Check IC701.
PAGE 63
TROUBLESHOOTING GUIDE (DVD SECTION) DECK DOES NOT ACCEPT OPEN/CLOSE Is the voltage at pin 1 of CP504 about DC12V ? and pin 4 of CP504 about DC5V ? No Check P.CON 12V and P.CON+D5V line of POWER BLOCK. No Check CD504 connection to CP504 and DECK. Yes Is the lose connection at CD504 to CP504 and DECK ? Yes Check DECK. E-E DOES NOT APPER AT DVD MODE Is there a signal in at pin 17 and No 19 of CP7301 and at pin 1 and 19 of CP7302 with each input ? Check VCR block.
PAGE 64
TROUBLESHOOTING GUIDE E-E AUDIO DOES NOT APPEAR Is there a signal in at pin 9, 11, No Check VCR block. 13 and 15 of CP7301 with each input ? Yes Is there a signal in at pin 1, 22 No Check IC7303, IC4009, IC4010 and peripheral circuit. and 28 of IC7303 and 56, 100 and 110 of IC4001 ? Yes Is there a signal in at pin 1, 2 and 3 of IC7301 ? No Check IC4001 and peripheral circuit. Yes Is there a signal in at No Check IC7301 and peripheral circuit.
PAGE 65
TROUBLESHOOTING GUIDE TUNER AUDIO OF DVD MODE DOES NOT APPEAR Is there a signal in at pin 5 No Check IC801 and peripheral and 7 of CP7301 with each input ? circuit. Yes Is there a signal in at pin 1, 22 No Check IC7303, IC4009, IC4010 and peripheral circuit. and 28 of IC7303 and 56, 100, 110 of IC4001 ? Yes Is there a signal in at pin 1, 2 and 3 of IC7301 ? No Check IC4001 and peripheral circuit. Yes Is there a signal in at No Check IC7301 and peripheral circuit.
PAGE 66
TROUBLESHOOTING GUIDE NO PLAYBACK PICTURE OF AV JACK Is there VIDEO signal No Check IC4001 and peripheral circuit. at pin 117 of IC4001 ? Yes Is the waveform at pin 2 of IC8002 ? No Check IC8002 and peripheral circuit. No Check IC8001 and peripheral circuit. Yes Is the waveform at pin 25 of IC8001 ? Yes Check J8001 and peripheral circuit. NO PLAYBACK PICTURE OF S-VIDEO JACK Is there Y signal at pin 118 of IC4001 ? No Check IC4001 and peripheral circuit.
PAGE 67
TROUBLESHOOTING GUIDE NO COLOR PLAYBACK PICTURE OF S-VIDEO Is there C signal at No Check IC4001 and peripheral circuit. No Check CP7302 connection to CP8301. pin 127 of IC4001 ? Yes Is there C signal at pin 8 of CP8301 ? Yes Is there C signal at pin No Check IC8009 and peripheral circuit. 2 of IC8009 ? Yes Is there C signal at pin No Check IC8003 and peripheral circuit. 2 of IC8003 ? Yes Check J8001 and peripheral circuit.
PAGE 68
TROUBLESHOOTING GUIDE NO PLAYBACK PICTURE OF YUV JACK Is there Y signal at No Check IC4001 and peripheral circuit. No Check CP7302 connection to CP8302. No Check IC8008 and pin 108 of IC4001 ? Yes Is there Y signal at pin 14 of CP8302 ? Yes Is there Y signal at peripheral circuit. pin 2 of IC8008 ? Yes Check J8003 and peripheral circuit. NO COLOR PLAYBACK PICTURE OF YUV JACK Is there U &V signals at Check IC4001 and peripheral No circuit.
PAGE 69
TROUBLESHOOTING GUIDE NO AUDIO ON PLAYBACK Is there AUDIO signal at pin 7 No Check IC7301 and peripheral circuit. and 8 of IC7301 ? Yes Is there waveform at pin 1 and 7 of IC7304 ? No Check IC7304 and peripheral circuit. Yes Check VCR block VIDEO CAN NOT RECORD TO DVD Is there a signal in at pin 17 and 19 of CP7301 and at pin 1 and 19 of CP7302 with each input ? No Check VCR block. Yes Is there a composite signal in at pin 4 of IC4009 ? No Check IC7302 and peripheral circuit.
PAGE 70
TROUBLESHOOTING GUIDE AUDIO CAN NOT RECORD TO DVD Is there a signal in at pin 5, 7, 9, 11, 13 and 15 of CP7301 with each input ? No Check VCR block. Yes No Is there a signal in at pin 177 and pin 181 to 183 of IC4009 ? Check IC7303 and peripheral circuit. Yes Is there a signal in at pin 1, 2 and 3 of IC7301 ? No Check IC4001, DVD DECK and peripheral circuit. Yes Is there a signal in at pin No Check IC7301 and peripheral circuit. 7 and 8 of IC7301 ? Yes Check VCR block.
PAGE 71
MPEG BLOCK DIAGRAM B B IC4004 128MBIT SDRAM MT48LC8M16A2P-7E B IC4005 128MBIT SDRAM MT48LC8M16A2P-7E E DK4001 DVD-RW DRIVE DVR-09OR_Q IC4006 32MBIT FLASH M5M29KT331AVP F VIDEO_IN_SEL 4 Y_VIDEO_IN IC7302 VIDEO SW 2 D ATCS_SEL/ATCS_SEL_EN MLINK_I2C_EN ATDD0‾15 ATCS0‾1/ATDA0‾2 ATIORDY/ATDMACK ATIOW/ATIOR/ATINTRQ DRVRST/ATDMARQ CVBS_OUT,YUV,Y,C IC4009 ADC_ADAT MPEG A150_VIDI_CLK,HS,VS,VALID A150_VIDI_0‾7 ZR35100PQCG IC7303 AUDIO ADC ZR36750BGCG ACTIVA100 ACTIVA150 I55_ALRCLK,I55_ABCLK
PAGE 72
Y/C/AUDIO/HEAD AMP BLOCK DIAGRAM CP101 HF1 (R) 8 HF_COM 7 HF2 (L) BUFFER 6 SP-CH1 (R) 87 5 SP_COM 86 4 SP-CH2 (L) 85 3 EP/LP-CH1 (R) 91 2 EP/LP_COM 90 1 EP/LP-CH2 (L) 89 629 TRAP R FM AGC P/Q EQ MAIN DE-EM SCL 73 SDA 74 V. H_SW 80 ENV. DET V.REC_ST-H 83 DLIM 2 AE HEAD (+) 3 CTL- 4 CTL+ 5 AUDIO REC 6 AUDIO PB DEM ENV DET 2MLPF P 21 23 R FH HPF CT1 Trap REC Trap HiFi Trap C-DL 26 P Main Conv1 R R Q103 Q104 Q105 42 BPF Pilot Erase B.D. NPCONV C.
PAGE 73
SYSTEM CONTROL BLOCK DIAGRAM SYSCON/TIMER/SERVO IC3001 OEC0158A FIP_ON-L CH_V_MUTE-H MPEG 5V ON-H 46 FIP_ON-L MPEG_P_ON-L REGULATOR DRIVE_ON-H 50 DRIVE_ON-H VCR_P_ON-L 41 POWER ON-L POWER_FAIL 37 POWER FAIL CAP_CVO IC3003 XC61CN3102SR AT+12.6V CP3001 1 CAP.
PAGE 74
REGULATOR BLOCK DIAGRAM Q1708 P.CON+5V SW P.CON+5V Q1711 M-CON+5V SW Q1704 MPEG+5V SW VOLTAGE CTL AT+5V(M-CON) MPEG P.CON+5V Q1712 IC1702 TL431AILP M-CON POWER SW Q1707 MPEG P.CON SW 1 MPEG 5V ON-H 3 VCR_P_ON-L Q1701 POWER 1 MOTOR+27V 2 MOTOR+12V 4 AT+13V 5 AT+5.2V 6 AT+5.2V 7 UNREG+3.3V 8 UNREG+3.3V 9 DRIVE ON H 12 P.FAIL 13 TUNER+32V 14 -22V 15 HEATER- 16 HEATER+ 24V REG. SYSCON CAP_VCO AT+12.6V 1 2 4 4 Q1703 P.CON+12V REG. 8V REG. IC1705 P.CON+12V P.
PAGE 75
OPERATION/DISPLAY BLOCK DIAGRAM V651 HNV-09SS62 32 21 12 4 2 35 34 1 AT+5.
PAGE 76
AV IN/OUT/TUNER/Hi-Fi BLOCK DIAGRAM CP8301 20 VCR AUDIO L 18 VCR AUDIO R C-OUT 16 TU AUDIO L Y-OUT 14 TU AUDIO R 12 REAR AUDIO L SWD_AUDIO-L 10 REAR AUDIO R SWD_AUDIO-R 8 FRONT AUDIO L 4 F/R Y IN 2 F/R C IN FRONT_A_IN_L Q8308 6 FRONT AUDIO R FRONT_A_IN_R Q8309 BUFFER FRONT_Y_IN BUFFER 20 BS/TU V IN TU_VIDEO_OUT VCR/TU_V_IN 18 V/R_OUT V(PR)V OUT 16 U/B_OUT U(PB)V OUT 14 Y/G_OUT Y(G)V OUT 10 CVBS_OUT DVD_VIDEO_OUT 4 AUDIO_R_OUT 2 CVBS_IN 8 C-OUT Y-OUT 12 OPERATION/ DISPLAY
PAGE 77
21PIN IN/OUT BLOCK DIAGRAM RGB SW IC IC8013 MM1506XNRE YUV/YC VIDEO SW IC IC8009 MM1501XNRE 6 2 4 1 TU/DVD VIDEO SW IC IC8003 MM1506XNRE V(PR) V OUT AV IN/OUT/ TUNERT/HI-FI Y(G) V OUT U(PB) V OUT Q8017 YUV MUTE-H Q8004 OSD_VIDEO_OUT FRONT_V_SW-H VCR/TUNER VIDEO SW IC IC8007 NJM2534V VCR_DUB-H 4 2 BUFFER Q8015 7 1 4 2 6 1 Y/V VIDEO SW IC IC8010 MM1501XNRE 3 6 1 2 1 6 4 4 6 1 2 RGB SW IC IC8012 MM1506XNRE J8001 7 2 4 1 28 AV SWITCHES IC IC8001 LA73026AV 32 36 22 44 1
PAGE 78
POWER BLOCK DIAGRAM T501 CP502 HEATER+ 16 12 HEATER- 15 13 -22V 14 16 TUNER+32V 13 P.FAIL 12 DRIVE ON H 9 11 15 2 14 6 4 18 D505, D506 D502, D503 19 Q501 Q502 SW. CONTROL PHOTO COUPLER IC503 PS2561L1-1-V(W) 3 1 4 2 L501 DRIVE 12V REG IC502 KIA278R12PI 2 IC501 KIA431A-AT 1 SAFTY SW. F-15 UNREG+3.3V AT+5.2V 6 AT+5.2V 5 AT+13V 4 MOTOR+12V 2 MOTOR+27V 1 CP506 P.CON+12V 1 FAD MOTOR CP504 1 AC IN Q503 8 7 4 VOLTAGE CTL. IC 3 Q505 DRIVE 5V SW. UNREG+3.
PAGE 79
PRINTED CIRCUIT BOARDS DVD/HD MPEG (TOP SIDE) DVD/HD MPEG (BOTTOM SIDE) C4063 IC4006 C4050 CP4007 C4108 C4001 R4139 R4001 R4126 R4036 R4016 R4015 C4144 C4143 B4005 C4142 9037L C4051 IC4005 C4048 C4049 C4057 C4058 R4058 IC4002 IC4010 C4147 B4003 C7357 C7355 R4097 R4098 R4101 R4102 R4103 C4115 C4135 C4165 C4120 C4121 C4118 C4116 C4113 C4114 C4109 C4106 C4103 C4104 C4156 C4154 NR4001 R4057 C4155 B7309 NR4003 NR4007 C4145 NR4008 NR4004 C4092 4104C TOP C4053 C4052 B4001 C40
PAGE 80
PRINTED CIRCUIT BOARDS VCR (INSERTED PARTS) CP8303 SOLDER SIDE W103 C8028 C8029 304 CP8 C8303 C8301 W101 W102 R8076 W006 C8019 C8022 W004 D8009 L8002 W091 W093 C8005 C8016 C8018 R8005 J8001 C8024 C8117 W092 W444 W083 C3003 W084 W098 W096 W095 W159 W155 W442 W450 W094 R8079 D1701 D1702 W443 C3033_1 C3035 C8040 L8001 R8003 C8004 W119 W446 L8302 W153 C8039 D8003 C8118 W106 D8006 L8009 C8081 C8092 W452 W164 W169 W167 W168 W165 W166 C8318_1 W445 J8002 C80
PAGE 81
R8036 R8029 IC8001 R8307 IC8014 Q1712 Q8312 Q3007 Q8310 R3010 C667 C666 R669 R670 29 57 R3015 C665 R3042 R3040 C673 C3030 Q101 R3045 R3044 C3014 R101 R3037 Q8017 R3018 C670 R3005 IC3003 C3047 C3046 C3063 R652 1 C680 R3011 R3036 R666 R663 C6 C678 C3062 C812 C804 23 C655 C679 C821 C809 C807 C811 C726 C728 C734 C814 R808 C651 C682 R665 C681 C803 C816 C817 C721 R706 R1717 C677 R662 R656 R701 R705 R704 R702 R667 C668 R3034 R3062 R3051 C806 12 C3061 R3041 R303
PAGE 82
PRINTED CIRCUIT BOARDS POWER OPERATION 1 SOLDER SIDE SOLDER SIDE Q505_1 CP681 SW681 SW682 DEE055A OPERATION 2 R687 C516 D530 CD691 IC503 T501 SOLDER SIDE SW691 C507 C506 R525 SW687 L503 D508 C524 SW686 R681 R682 C527 C501_3 R538 W802 R519 SW685 R686 C505_1 W007 C541 D522 W006 D536 R530 C529_1 W013 IC501 W002 1 D532 C523 R533 R518 D514 R513 R520 R521 D507 C518_3 D518 R53 C522_1 D512 SW684 R685 ICP501 L506 C538 D515 SW683 SW688 L504 R529 C519_3 D5
PAGE 83
A B C D G H 8 0 MD20 MD28 C4151 FROM/TO AV IN/OUT 0.01 B 0 MWE 3.4 MCAS 3.4 MRAS 3.3 MCS 3.4 MBA0 1.6 MBA1 1.7 MA10 0.4 MA0 0.2 MA1 0.2 MA2 0.2 0.2 MA3 YIN CVBSIN CIN 3.4 C4066 3.4 1 2 3 DQ11 VCCQ VSSQ DQ5 DQ10 DQ6 DQ9 VSSQ VCCQ DQ7 DQ8 VCC VSS LDQM NC WE UDQM CAS CLK RAS CKE CS A12 BA0 A11 BA1 A9 A10 A8 A0 A7 A1 A6 A2 A5 A3 A4 VCC VSS MD31 MD16 0.1 F 0.2 MA3 MA4 MA2 0 MD26 0.2 3.4 0.2 C4080 MD25 MA5 MA1 MA6 C4074 0.
PAGE 84
A B C D E F G H MPEG SCHEMATIC DIAGRAM 8 JG4057 JG4059 JG4060 JG4061 RESET JG4087 JG4063 JG4065 N C 162 NVMCE 77 VREF 78 SBSOS 79 SBVALID 80 GNDDAC-D 81 ATINTRQ 82 ATDMACK D 160 NVMCLE 159 NVMALE 158 VIDO1 157 VIDO0 156 VCLKX2 G F E DUPTD C4047 10 V-S 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.1 F 0.01 B 0.01 B 0.01 B 0.001 B 0.001 B 0.
PAGE 85
A B C D E F G H MEMORY SCHEMATIC DIAGRAM 8 8 (DVD/HD MPEG PCB) NR4001 4D03WGJ0470T5E RAMADD1 RAMADD0 RAMADD10 RAMBA1 NR4005 4D03WGJ0470T5E 47 RAMBA0 RAMDAT7 RAMDAT6 RAMDAT5 A7 A1 A6 A2 A5 A3 A4 VCC VSS 0 RAMADD11 0 RAMADD9 0.2 RAMADD8 0 RAMADD7 0.1 RAMADD6 0.1 RAMADD5 0.1 RAMADD4 RAMDAT24 RAMDAT25 RAMDAT26 RAMDAT27 NR4008 4D03WGJ0470T5E 47 RAMDAT28 RAMDAT29 RAMDAT30 RAMDAT31 0 32Mbit FLASH IC4006 C4154 0 0 RAMDAT23 C4051 RAMDQM 0.1 F 3.3 0 RAMWE 3.1 RAMCAS 3.
PAGE 86
A B C D E F G H ATAPI SCHEMATIC DIAGRAM 8 4.
PAGE 87
A B C D E F G H AUDIO SCHEMATIC DIAGRAM F C7325 B7302 8 (DVD/HD MPEG PCB) 0.1 C7322 6.3V 47 V-S 8 1.8K +-1% 1.4 MCLK AIN2R 28 2.5 R7311 2.5 100K R7312 2.5 100K R7318 2.5 100K R7319 2.5 100K R7320 2.5 100K R7321 2.5 82K R7322 C7305 3.1 AIN3R DGND AIN4L DVDD AIN4R 25 24 5 ADCLRC R7356 680K 2.2K R7359 6 1 B 100 VCC R7355 DAC_L +12V C7383 C7332 1B C7334 1B C7336 1B C7337 1B C7338 1B C7341 1B C7346 1B C7347 1B 16V 22 V-S UDZS4.
PAGE 88
A B C D AV IN/OUT SCHEMATIC DIAGRAM E F G H (DVD/HD MPEG PCB) 8 8 C7371 18P CH C7364 6.8uH R7327 51 51 27 FROM/TO AV IN/OUT 2 CP7301 (CP8301) 04_6232_120_103_800+ BS_AUDIO_L BS_AUDIO_R FROM/TO AUDIO C7372 18P CH R7341 R7323 51 51 82P CH 6.8uH C7365 28 TU_AUDIO_R 6 5 51 51 2.6 BAIAS R7326 2 R7342 82P CH BUFFER 3.0 5.2 3 6.
PAGE 89
A B C D E F G H Y/C/AUDIO/HEAD AMP SECAM SCHEMATIC DIAGRAM (VCR PCB) DUMMY_V.SYNC P.CON+5V P.CON+5V L108 CTL- 22uH 0305 CTL+ ENV.DET IIC_CLK AUDIO_MUTE-H 8 IIC_DATA V_H.SW FROM/TO SYSCON/SERVO/TIMER AUDIO_MUTE-H 8 C159 16V 47 KA V_H.SW V.REC_ST-H IIC_DATA IIC_CLK Y/C_VIDEO_OUT 7 7 L111 100uH 0305 C167 0.01 C165 B 16V 47 KA W802 3P CH C161 0.01 C158 50V 1 KA 12uH L109 B C154 0.1 C150 R125 1K 50V 3.3 KA C157 B 50V 2.2 KA C148 0.1 B B 100P CH C178 0.
PAGE 90
A B C D E F SYSCON/SERVO/TIMER SCHEMATIC DIAGRAM G H (VCR PCB) FROM/TO REGULATOR 8 8 AT+5.2V AT+5V[M-CON] FROM/TO Y/C/AUDIO/HEAD.AMP SECAM HIFI_REC_MUTE REEL-S REEL-T V.REC_ST-H MPEG5V_ON-H C3046 18P CH FWE C3047 15P CH 17 18 19 20 21 22 23 24 25 26 27 28 42 2.2 41 0 3.3K 22K R3028 3.3K 3.3K R3042 22K R3040 R3058 R3036 4.7K 3.3K R3045 4.7K R3018 R3044 R3005 EPP ROM WRITE JG309 4.
PAGE 91
A B C D B Y_V_OUT 25V 10 KA C8301 C_V_OUT TU_VIDEO_OUT 6.3V 47 KA C314 0.1 B C313 R310 33K 100P CH C311 47K R311 560 R309 0.0047 B 220 C302 6.8K A.IN 3 SDA 4 MB 5 SCL 6 V.IN 7 TU(MD) 8 AGC 9 SW1 10 SW2 11 AS 12 SCL 13 SDA TU_AUDIO-R 31.6 R808 10V 100 YK C819 50V 10 YK C820 0.001 B 0 1.5 0 6 2.2 7 2.5 8 NC 0 1K NC 0 NC 0 W831 R317 22uH 0305 L802 16 15 14 13 C811 2.3 NC 2.0 SIF 31.7 +32V R801 2.3 TU301 14 AFT 15 A.
PAGE 92
A B C D E F G H 14 15 R8017 D8012 1SS133 2.2K 7 22 4 7 2 5 3 1 NC D_AUDIO DVD_Y R8044 CP8001 (CP8304) B2013H02-2P DVD_Y DVD_C DVD_C 1 2 75 R8045 75 FROM/TO DISPLAY 6 FRONT_V_IN 75 100P CH 100P CH C8052 C8049 SWD_VIDEO C8063 100P CH C8045 75 R8026 FROM/TO Y/C/AUDIO/HEAD.AMP SECAM 0.001 B FROM/TO SYSCON/SERVO/TIMER C8056 BLAKKING-L P_MUTE-H 0.001 B R8028 R8039 C8057 680 0.001 B 6.3V 470 YK 10uH C8048 IIC_CLK 1.9 5 6 0 1.9 6 0 680 0.
PAGE 93
A B C D E F G H REGULATOR SCHEMATIC DIAGRAM 8 8 (VCR PCB) FROM/TO AV IN/OUT CP1703 (CP7304) A2001WV2-10P 1 +1.8V MP_P.CON+1.8V +1.8V 2 +12V 3 +12V 4 +3.3V 5 +3.3V 6 MPEG5V 7 GND 8 P.CON+12V 7 MP_P.CON+3.3V MP_P.CON+5V 5.8 5.1 P.CON+5V SW Q1708 KTC3209_Y GND OUT C CTL Vcc GND OUT C 1 2 3 4 5 1 2 3 4 5 5.1 3.1 0 3.2 1.2 5.1 3.4 0 1.8 1.2 R1701 4.5 33 R1734 C1711 16V 47 YK 47 R1732 C1702 150 R1720 MPEG POWER SW Q1714 DTA124EKA 5.
PAGE 94
A B C D E F G H DISPLAY SCHEMATIC DIAGRAM 8 8 (VCR PCB) V651 HNV-09SS62 8G 9G HEATER_DCC686 7G 6G 5G 2G 3G 4G 1G C VR HEATER_DC+ 0.1 B 7 7 M -18.0 -19.0 -10.0 P9 P10 P11 P12 -15.5 -14.0 P8 34 35 HEATER_DC+ -6.5 -18.0 P7 -4.7 -10.0 P6 -12.0 P5 -22.3 P4 -22.3 9G -13.9 -21.0 -22.3 8G P3 -22.3 7G -24.0 -22.3 6G P2 -22.3 5G S PM 21 22 23 24 25 26 27 28 29 30 31 32 P1 -22.3 9 10 11 12 4G 8 -22.3 7 3G 6 -22.3 5 2G -19.0 HEATER_DC- -19.
PAGE 95
A B C D 8 E F G H 8 Hi-Fi SCHEMATIC DIAGRAM (VCR PCB) 7 7 FROM/TO Y/C/AUDIO/HEAD.AMP SECAM IIC_CLK NC 52 0 0 51 0 50 3.0 49 48 47 0.3 46 3.0 45 44 0.0047 B C728 3.0 3.0 3.0 43 42 C734 16V 22 KA 5.1 C726 2.5 C730 0 0.0056 B C723 B NC NC NC NC NC NC NC 0 0 0 0 0 0 0.1 0 60 59 58 57 56 55 54 53 HIFI_H.SW 25V 10 KA 3.9K 47K 1/4W C721 25V 10 KA FROM/TO SYSCON/SERVO/TIMER C733 41 62 0 NC 40 NC 38 HOLD PULSE NC 0 NC 66 64 NC 2.
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A B C D E F G H POWER SCHEMATIC DIAGRAM 8 8 (POWER PCB) R533 R531 W806 D502 SB340FL-6737 22uH TSL0808 RGP15J R518 10 DRIVE ON-H 9 UNREG+3.3V 8 UNREG+3.3V 7 AT+5.2V 6 AT+5.2V 5 AT+13V 4 MOTOR GND 3 MOTOR+12V 2 MOTOR+27V 1 GND VC 2 3 4 4.6 R529 10K 1/4W MTZJ5.6B 560 1/2W 0 R530 11.9 C544 10V 33 KA D536 R534 FROM/TO FAN 1K 1/4W CP506 A2001WV2-2P R532 P.
PAGE 97
A B C D E F G H 8 8 OPERATION/LED SCHEMATIC DIAGRAM 7 7 (OPERATION2 PCB) (OPERATION1 PCB) 5 R682 R683 R684 R685 6.8K 1/4W 3.9K 1/4W 2.7K 1/4W 1.8K 1/4W R686 1.5K 1/4W R688 4 330 1/4W DVD LED (GREEN) D681 FROM/TO DISPLAY GND 5 KEY-B 4 CD691 (CP654) C3220901 KEY-A DVD LED 3 1 2 2 AT+5.2V 1 3.
PAGE 98
C TU AUDIO R GND 8 8 13 13 GND REAR AUDIO L 9 9 12 12 REAR AUDIO L GND 10 10 11 11 GND REAR AUDIO R 11 11 10 10 REAR AUDIO R 12 12 9 9 GND FRONT AUDIO L 13 13 8 8 FRONT AUDIO L 14 14 7 7 GND FRONT AUDIO R 15 15 6 6 FRONT AUDIO R GND 16 16 5 5 GND F/R Y IN 17 17 4 4 F/R Y IN GND 18 18 3 3 GND F/R C IN 19 19 2 2 F/R C IN GND 20 20 1 1 2 ATDD7 3 3 1 1 20 20 ATDD8 4 4 GND 2 2 19 19 GND ATDD6 5 5 V/R_OUT 3 3 18 18
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WAVEFORMS AV ENCODER 5ns 500mV 10ns 1.0V 5µs 1.0V 6 1 11 MPEG 10ns 10ns 100ns 1.0V 1.0V 1.0V 7 2 5µs 10ns 1.0V 1.0V 13 20ns 20ns 1.0V 4 20ns 1.0V 100ns 1.0V 8 3 100ns 1.0V 12 1.0V 14 9 200ns 1.0V 5µs 1.0V 5 10 15 NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
PAGE 100
WAVEFORMS MEMORY 5ns 5µs 200µs 500mV 1.0V 1.0V 16 26 21 AV IN/OUT AV IN/OUT 10µs 500mV 17 10µs 500mV 18 100ns 1.0V 10µs 200mV 27 22 20ns 1.0V 10µs 200mV 28 23 AUDIO 100ns 1.0V 19 20ns 1.0V 20 5µs 10µs 1.0V 200mV 24 29 10µs 200mV 200µs 1.0V EE 25 30 NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
PAGE 101
WAVEFORMS SYSCON/SERVO/TIMER 10µs 500mV 10ms 50ns 100mV PB 50mV STOP 10µs 10µs 50mV 500mV PB 32 10µs 500mV 10µs 20mV STOP 42 37 5ms 500µs 20mV 100mV PB STOP 33 10µs 500mV 41 36 31 43 38 5µs 5ms 1.0V REC 50mV PB 39 34 45 Y/C/AUDIO/HEAD AMP 50ns 5.0mV 10ms 200mV 500µs 100mV STOP PB PB 35 40 46 NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
PAGE 102
WAVEFORMS Hi-Fi 20ns 50mV STOP 10ms 100mV PB 47 200ms 200mV PB 53 10ms 100mV PB 48 54 POWER 500ms 200mV PB 49 5µs 10V STOP 55 AV IN/OUT 2 50µs 5µs 50mV STOP 200mV STOP 51 56 200µs 50mV STOP 52 NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram.
PAGE 103
MECHANICAL EXPLODED VIEW 205 205 205 125 205 202 202 201 201 209 104 117 123 202 204 113 105 103 120 202 DK4001 202 209 105 205 202 202 118 122 121 209 202 119 209 109 211 PCBB10 (DVD/HD MPEG PCB ASS'Y) 114 108 107 110 115 203 112 107 202 202 202 202 204 PCB240 (POWER PCB ASS'Y) 204 110 106 203 PCB010 (VCR PCB ASS'Y) 204 116 126 124 206 204 204 102B PCB280 (OPERATION 2 PCB ASS'Y) 111 102A 202 210 101D 101N 101H 101L 208 208 101F 101I 101A 101P 101O 210 10
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MECHANICAL EXPLODED VIEW (PACKING DIAGRAM) POLYBAG,INSTRUCTION INSTRUCTION BOOK INFORMATION SHEET 75 Ohm Coaxial Cable PACKAGE,BACK 21Pin-RCA Connector Cable Remote Control Unit PAD,DVD/VR BATTERY,MANGAN GIFT SHEET PACKAGE,BACK PACKAGE,FRONT GIFT BOX J1-2
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CHASSIS EXPLODED VIEW (TOP VIEW) 505 503 300 CD1501 M2003 319 503 UN4001 333 334 504 501 335 H5002 342 H5001 336 314 324 341 317 503 315 306 323 331 508 322 508 305 301 AA 312 313 AA 332 AA AB AB AA AB CD1502 M101 304 325 309 AA AD AC AB 307 AC AB 506 345 302 AE AE 507 316 AE 318 321 510 AE AE AE CLASS PART NO.
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CHASSIS EXPLODED VIEW (BOTTOM VIEW) 303 300 501 M2001 320 CD1501 502 AA CD1502 339 338 AA 502 AA 502 AA 329 337 AD AF AA 509 AA 340 AA 311 310 AB 308 AB 344 327 343 AA 326 AB 328 AA 505 330 CLASS PART NO.
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MECHANICAL REPLACEMENT PARTS LIST REF. NO. PART NO.
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CHASSIS REPLACEMENT PARTS LIST REF. NO. 300 ! ! ! ! PART NO.
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ELECTRICAL REPLACEMENT PARTS LIST REF. NO. PART NO. DESCRIPTION CODE VCR PCB ASS'Y *** PCB *** PCB010 9JDA2H008T010B VCR PCB ASS'Y DME042A *** RESISTORS *** R1701 R1725 R8079 9JDR3X28B1R5J 9JDR65584101J 9JDR002T4105J R,METAL OXIDE R,FUSE RC 1.5 OHM 3W 100 OHM 1/4W 1M OHM 1/4W *** CAPACITORS *** C8132 9JDE00NU0470M CE 47 UF 6.
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REF. NO. PART NO.
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REF. NO. PART NO.
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REF. NO. PART NO. DESCRIPTION CODE *** RESISTORS *** ! ! ! ! ! ! R516 R531 R532 R533 R538 R539 9JDR63881R22J 9JDR65584220J 9JDR3X181121J 9JDR655842R7J 9JDR65584150J 9JDR3X28A010J R,FUSE RF1CL15AR22J R,FUSE RNF25R220J R,METAL OXIDE R,FUSE RNF25R2R7J R,FUSE RNF25R150J R,METAL OXIDE 0.22 OHM 1W 22 OHM 1/4W 120 OHM 1W 2.
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REF. NO. PART NO.
PAGE 114
REF. NO. PART NO.
PAGE 115
REF. NO. PART NO.
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