MDX-C6400R/C6500R/C6500RX SERVICE MANUAL AEP Model MDX-C6400R/C6500R/C6500RX Ver 1.2 2001.
TABLE OF CONTENTS 1. NOTES ON HANDLING THE OPTICAL PICK-UP BLOCK OR BASE UNIT GENERAL Location of controls ........................................................ 3 Installation ....................................................................... 4 Connections ..................................................................... 5 2. DISASSEMBLY ......................................................... 9 3. ELECTRICAL ADJUSTMENTS Test Mode ..........................................................
SECTION 1 GENERAL Location of controls This section is extracted from instruction manual. Setting the clock The clock uses a 24-hour digital indication. Example: To set the clock to 10:08 1 D I SC + OPEN -P R PTY DSPL + ST MENU D-BASS LIST SOURCE Press (MENU), then press either side of (DISC/PRST) repeatedly until “CLOCK” appears. TA -SEEK/AMS AF SOUND ENTER PR OFF ST -- D ISC – MODE REP SHUF 1 2 3 4 5 6 1 Press (ENTER).
SECTION 2 DISASSEMBLY Note: Follow the disassembly procedure in the numerical order given. SUB PANEL ASS’Y 1 screw (PTT2.6 × 5) 2 cover 4 two claws 5 sub panel ass’y 3 screw (PTT2.6 × 8) 4 claw 3 two screws (PTT2.6 × 8) 6 flexible flat cable (CNP811) 3 screw (PTT2.6 × 8) MECHANISM DECK (MG-164NZ-138) 3 two screws (PTT2.6 × 5) 4 bracket (MD) 5 mechanism deck (MG-164NZ-138) 1 screw (PTT2.6 × 5) 2 connector (CN101) 1 screw (PTT2.
SERVO BOARD 2 two screws (BVTT2 × 4) 2 two screws (BVTT2 × 4) 3 servo board 1 sensor flexible board (CN102) 1 flexible board (CN103) MAIN BOARD 1 three ground point screws 2 three screws (PTT2.
MD COVER ASS’Y 1 four screws (B2 × 3) 3 MD cover ass’y shaft (MD cover guide) cassette holder A 2 Pushing the Cassette Holder in the direction of the arrow A with a screwdriver, etc., disengage the Shaft (MD Cover Guide) from the slot in the MD Cover Assy. Note: Take care not to scratch the optiocal Pick-up when pushing the Cassette Holder with a screwdriver. etc. HEAT SINK 1 three screws (PTT2.6 × 10) 2 two screws (PTT2.6 × 12) 1 screw (PTT2.6 × 10) 3 heat sink C6500R/C6500RX 1 two screws (PTT2.
FLOAT BLOCK 3 Pushing an arrow A part, raise the float block up ward at the front to release a lock. 1 tension spring (FLOAT B) A float block lever (lock R) lever (lock L) 1 tension spring (FLOAT B) 2 two tension springs (FLOAT F) LO MOTOR ASS’Y (LOADING) (M903) 4 Remove the bracket (LO) in the direction of the arrow A.
LEVER (LE) ASS’Y 2 stopper washer 2 lever (LE) ass’y 3 roller (GEAR E) 1 HOLDER ASS’Y 4 Remove the holder ass’y in the direction of the arrow. 2 type-E stopring 1.5 1 spring (CHKG) 2 type-E stopring 1.5 2 type-E stopring 1.5 3 lever (lock R) 3 lever (lock L) 1 spring (CHKG) 2 type-E stopring 1.
CHUCKING ARM ASS’Y 1 Remove the chucking arm ass’y in the direction of the arrow.
SL MOTOR ASS’Y (SLED) (M902), SP MOTOR ASS’Y (SPINDLE) (M901) 4 screw (P1.7 × 1.8) 9 two screws (P1.7 × 1.
SECTION 3 ELECTRICAL ADJUSTMENTS TEST MODE This set have the test mode function. 1. Turn ON the regulated power supply. (The clock is displayed) Note: Press the 2. 3. 4. 5. [OFF] button, if the clock is not displayed. Push the preset [4] button. Push the preset [5] button. Press the preset [1] button for more than two seconds. Then the display indicates all lights, the test mode is set. 1. Push the [OFF] button.
MDX-C6400R/C6500R/C6500RX SECTION 4 DIAGRAMS 15 TX BLOCK DIAGRAM – SERVO Section – MORFI 40 AGCI RF RF AGC & EQ 55 38 (Page 19) ASYI DADT COMPARATOR RFI DIN 21 DOUT 22 DADT, BCK, LRCK, FS256 24 EQ 33 WBL 3T F TEMP D-RAM PEAK B XBCK LRCK FS256 26 25 27 AUX B.P.F.
MDX-C6400R/C6500R/C6500RX 4-2. BLOCK DIAGRAM – TUNER Section – BU B+ TUNER +8.7V TUNER +5.6V RDS-DET SDA (12CBUS) SCL (12CBUS) IF-AM VDD (5V) E (Page 19) F (Page 19) G (Page 19) I (Page 19) H (Page 19) MUTING Q111 S-METER VCC (8.
MDX-C6400R/C6500R/C6500RX CNJ151 (1/2) (L) BUS AUDIO IN (R) INPUT SELECT, ELECTRICAL VOLUME, FM MPX IC151 R-CH LRCK 6 4 DATA BCK LRCK 3 VOUTL 1 12 11 VOUTR 9 LOUDNESS/ VOLUME SEL AM R-CH SOFT MUTE MUTE TONE CONTROL OUTPUT SELECTOR BCK 5 FD1L INPUT MULTIPLEXER DADT D/A COMVERTER CNJ151 (2/2) NOISE SHAPER A DADT, BCK, LRCK, FS256 DIGITAL FILTER (Page 17) BLOCK DIAGRAM – MAIN Section – INPUT INTERFACE 4-3.
MDX-C6400R/C6500R/C6500RX 4-4. BLOCK DIAGRAM – BUS CONTROL/POWER SUPPLY Section – REMOTE CONTROL RECEIVER IC951 CN701 BUS CONTROL IN MASTER CONTROLLER IC501 (3/3) (FOR SONY BUS) D708 3 SIRCS BUFFER Q704 SIRCS CN601 (2/2) (POWER CONNECTOR) 24 SIRCS D673 6 ANT-R RESET SIGNAL GENERATOR IC652 BU B+ D674 90 RSTX AMP-R 86 HSTX 5 6 AMP+B 8 ANT+B SW503 RESET D301 SONY BUS INTERFACE IC701 2 5 RST RESET SWITCH DATA RST DATA IN 6 DATA DATA OUT TUNER +8.7V 13 TUNER +5.
MDX-C6400R/C6500R/C6500RX • Circuit Boards Location 4-5. NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS Note on Printed Wiring Board: • X : parts extracted from the component side. • Y : parts extracted from the conductor side. z • : Through hole. f : internal component. • • b : Pattern from the side which enables seeing. (The other layers' patterns are not indicated.
MDX-C6400R/C6500R/C6500RX 4-6. PRINTED WIRING BOARDS – SERVO Board (Component Side)/SENSOR Board – 1 2 3 4 5 6 • See page 21 for Circuit Boards Location.
MDX-C6400R/C6500R/C6500RX 4-7. PRINTED WIRING BOARD – SERVO Board (Conductor Side) – 1 2 3 4 5 • See page 21 for Circuit Boards Location.
MDX-C6400R/C6500R/C6500RX 4-8. SCHEMATIC DIAGRAM – SERVO Board (1/2) – • Voltages and waveforms are dc with respect to ground under no-signal conditions. no mark : MD PLAY ∗ : Impossible to measure • See page 31 for Waveforms. • See page 36 for IC Block Diagrams. The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified.
MDX-C6400R/C6500R/C6500RX 4-9. SCHEMATIC DIAGRAM – SERVO Board (2/2) – • See page 31 for Waveforms. • See page 36 for IC Block Diagram. (Page 29) • Voltages and waveforms are dc with respect to ground under no-signal conditions.
MDX-C6400R/C6500R/C6500RX 4-10. PRINTED WIRING BOARD – MAIN Board (Component Side) – • See page 21 for Circuit Boards Location. • Semiconductor Location Ref. No.
2 3 4 5 6 7 8 BATT GND 6 5 3 4 MDX-C6400R/C6500R/C6500RX 7 8 ACC 1 ACC 16 GND 15 ANT REM 14 AMP REM 13 FR+ 12 RR+ 11 ANT REM BATT ATT FR– RR– RL– FL– 10 FL+ 9 RL+ FR– FL– RL– RR+ FR+ RL– • See page 21 for Circuit Boards Location. FL+ PRINTED WIRING BOARD – MAIN Board (Conductor Side) – RL+ 4-11. 2 1 (FRONT VIEW) • Semiconductor Location (Page 32) (Page 22) 27 27 Ref. No.
MDX-C6400R/C6500R/C6500RX 4-12. SCHEMATIC DIAGRAM – MAIN Board (1/3) – • See page 31 for Waveform. • See page 36 for IC Block Diagrams. (Page 30) (Page 29) • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions.
MDX-C6400R/C6500R/C6500RX 4-13. SCHEMATIC DIAGRAM – MAIN Board (2/3) – • See page 31 for Waveforms. (Page 28) (Page 25) (Page 30) 29 29 • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions.
MDX-C6400R/C6500R/C6500RX 4-14. SCHEMATIC DIAGRAM – MAIN Board (3/3) – • See page 36 for IC Block Diagrams. (Page 28) (Page 33) (Page 29) • Voltages are dc with respect to ground under no-signal (detuned) conditions.
MDX-C6400R/C6500R/C6500RX • Waveforms – SERVO Board – 1 IC101 1 (XTI) (MD Play Mode) 6 IC301 wh (XBCK) (MD Play Mode) 4.4 Vp-p qa IC302 1, 2, r;, rh (I, J, AGCI, RFO) (MD Play Mode) 4.6 Vp-p – MAIN Board – – KEY Board – 1 IC51 4 (OSCD) 1 IC901 y; (OSC) 354 ns 88 ns 2 IC101 4 (LRCK) (MD Play Mode) 3.8 Vp-p 22.7 µs 5.4 Vp-p 4.1 Vp-p 30.5 µs 44.3 ns 8 IC301 tg (RFI), IC302 ek (RF) (MD Play Mode) 3.4 Vp-p 2 IC501 ud (X1A) qs IC304 1, 2 (MD Play Mode) 4.
MDX-C6400R/C6500R/C6500RX 4-15. PRINTED WIRING BOARD – SUB Board – • See page 21 for Circuit Boards Location.
4-16.
MDX-C6400R/C6500R/C6500RX 4-17. PRINTED WIRING BOARD – KEY Board – • See page 21 for Circuit Boards Location. • Semiconductor Location Ref. No. Location IC951 C-5 LED901 LED902 LED903 LED904 LED910 LED911 LED912 LED913 LED914 LED915 A-2 C-2 C-3 A-3 B-12 B-12 A-12 A-5 B-5 B-5 • Semiconductor Location Ref. No.
4-18. SCHEMATIC DIAGRAM – KEY Board – MDX-C6400R/C6500R/C6500RX • See page 31 for Waveform. (Page 33) • Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions.
MDX-C6400R/C6500R/C6500RX CLK CONTROL XTI 1 DGND 2 – + RFA1 I 17 DM1 J 16 DM0 1 –1 – –2 – 2 LOWPASS FILTER LOWPASS FILTER AGND 10 CMOS AMP CMOS AMP COMPO AGCI RF AGC RF PEAK 39 38 37 RF AGC + – EQ USRC RFA3 HLPT –1 EQ 14 FORMAT 13 D/C_L VC 3 –2 IVR BOTTOM TEMP PBSW WBL 35 ABCD 34 FE – – – – AA 36 BOTM PBH –1 GRVA + – 4 WBL PEAK 11 VCC A P-P 3T PTGR GRV 12 VOUTL AUX SW PEAK3T 3T –2 – 1 – –2 – + VOUTR 9 40 OFST CVB D/C_R 8 41 DET 15 RSTB BC
CAPA+ IN2R IN2F VM2 OUT2F PGND2 OUT2R VM12 OUT1R PGND1 OUT1F VM1 IN1F IN1R VDD BH6511FS-E2 CAPA– IC303 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 INTERFACE PREDRIVE PREDRIVE PREDRIVE 7 8 9 IN4F VM4 OUT4F PGND4 OUT4R VM34 10 11 12 13 14 15 16 PSB 6 IN3R 5 PSB IN3F 4 INTERFACE VM3 3 AMP OUT3F 2 IN4R AMP VDD PGND3 AMP AMP VG GND IC305 AMP PREDRIVE INTERFACE 1 AMP OUT3R CHARGE PUMP.
– MAIN Board – LVIN CIN SCOUT VREF MPX VSSA VDDA AFIN MAD PSWN IC51 SAA6588T/V2-118 20 19 18 17 16 15 14 13 12 11 PAUSE DETECTOR POWER SUPPLY & RESET MULTI PATH DETECTOR 57kHz 8th ORDER BAND-PASS FILTER CLOCKED COMPARATOR SIGNAL QUALITY DECODER 4 5 4 CLOCK RDS/RDBS DEMODULATOR CLOCK RDS/RDBS DECODER INTERFACE REGISTER DATA DATA OSCILLATOR & CLOCK IC671 10 SCL SDA OSCI 9 8 7 6 DAVN 5 VSSD 4 IIC BUS SLAVE TRANSCEIVER VDDD 3 OSCO MRO MPTH 1 2 TCON TEST CONTR
OUTLF OUTLR OUTRF OUTRR OUTSWL OUTSWR OUTSSL OUTSSR TDA7402TR ACINLR ACINRF ACINRR IC151 33 32 31 30 29 28 27 26 25 24 23 MIXER MONO- MONOFADER FADER ACINLF 34 SWINR 35 SWINL 36 ACIN ACOUTR 37 ACOUTL 38 MAIN MONO- MONOFADER FADER MONO- MONOFADER FADER FRONT OUTPUT SELECTOR SUBWOOFER +PHASE CONTROL REAR SW SECOND CREF 39 22 VDD IIC-BUS LP VOICE BANDPASS HP 21 SCL 20 SDA BASS SUPPLY TREBLE DIGITAL CONTROL HIGH-CUT VOLUME SOFTMUTE COMPANDER 19 GND 18 SM S&H PULSE FORMER
4-19. IC PIN FUNCTION DESCRIPTION • SERVO BOARD IC301 CXD2652AR (DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR, EFM/ACIRC ENCODER/DECODER, SHOCK PROOF MEMORY CONTROLLER, ATRAC ENCODER/DECODER, 2M BIT D-RAM) Pin No.
Pin No.
Pin No. Pin Name I/O Description 89 FRDR O Focus servo drive PWM signal (–) output to the BH6511FS (IC303) 90 FS4 O Clock signal (176.
• SERVO BOARD IC302 CXA2523AR (RF AMP, FOCUS/TRACKING ERROR AMP) Pin No. Pin Name I/O Description 1 I I I-V converted RF signal I input from the optical pick-up block detector 2 J I I-V converted RF signal J input from the optical pick-up block detector 3 VC O Middle point voltage (+1.
• SERVO BOARD IC501 CXP84340-217Q (MD MECHANISM CONTROLLER) Pin No.
Pin No.
• MAIN BOARD IC501 MB90574PMT-G-266-BND (MASTER CONTROLLER) Pin No.
Pin No. Pin Name I/O Description 43 AVRH I Reference voltage (+5V) input terminal (for A/D converter) 44 AVRL I Reference voltage (0V) input terminal (for A/D converter) 45 AVSS — 46 KEYIN0 I Key input terminal (A/D input) (LSW901 to LSW908, S901 to S904) OFF, SOURCE, SOUND, MENU, PTY DSPL, LIST, ENTER, MODE, SEEK/AMS - .
Pin No.
Pin No.
Ver 1.2 SECTION 5 EXPLODED VIEWS NOTE: • -XX and -X mean standardized parts, so they may have some difference from the original one. • Color Indication of Appearance Parts Example: KNOB, BALANCE (WHITE) . . . (RED) ↑ ↑ Parts Color Cabinet's Color • Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when ordering these items. • The mechanical parts with no reference number in the exploded views are not supplied.
(2) FRONT PANEL SECTION #13 not supplied (KEY board) 56 55 64 59 63 62 53 61 54 60 66 LCD901 65 67 52 69 68 51 Part No. Description Part No. Description 51 52 53 54 55 3-041-010-01 3-040-987-01 3-040-986-01 3-041-003-01 3-040-980-01 BUTTON (1-6/M) (MODE. 1. 2. 3. 4. 5. 6) BUTTON (OFF) BUTTON (MENU/SOUND) BUTTON (LIST/ENTER) (DSPL. LIST.
(3) MECHANISM DECK SECTION-1 (MG-164NZ-138) 112 #8 113 114 106 #6 111 107 109 115 109 110 116 109 117 118 105 #6 #6 #6 111 104 105 108 103 103 104 102 101 #5 Ref. No. Part No.
(4) MECHANISM DECK SECTION-2 (MG-164NZ-138) 157 158 M903 159 M901 156 #9 #7 155 161 #9 162 160 #8 164 M902 163 #8 154 165 #7 152 153 166 151 The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Ref. No. Part No.
SECTION 6 ELECTRICAL PARTS LIST KEY NOTE: • Due to standardization, replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set. • -XX and -X mean standardized parts, so they may have some difference from the original one. • RESISTORS All resistors are in ohms. METAL: Metal-film resistor. METAL OXIDE: Metal oxide-film resistor. F: nonflammable Ref. No. Part No.
KEY Ref. No. Part No.
KEY Ref. No. MAIN Part No. Description Remark R976 R977 R980 1-216-815-11 METAL CHIP 1-216-815-11 METAL CHIP 1-216-864-11 METAL CHIP 330 330 0 5% 5% 5% 1/16W 1/16W 1/16W R999 1-216-864-11 METAL CHIP 0 5% 1/16W < ROTARY ENCODER > RE901 1-475-014-12 ENCODER, ROTARY (VOLUME/BASS/TREBLE/ BALANCE/FADER CONTROL) Ref. No. Part No. Description C96 C97 C98 C101 C110 1-163-809-11 1-164-004-11 1-164-004-11 1-126-160-11 1-163-251-11 CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT CERAMIC CHIP 0.
MAIN Ref. No. Part No. Description C502 C503 C504 C505 1-164-004-11 1-164-004-11 1-164-004-11 1-164-004-11 CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP 0.1uF 0.1uF 0.1uF 0.1uF 10% 10% 10% 10% Remark 25V 25V 25V 25V C506 C507 C508 C509 C510 1-163-235-11 1-163-235-11 1-165-319-11 1-163-021-11 1-124-584-00 CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP CERAMIC CHIP ELECT 22PF 22PF 0.1uF 0.
MAIN Ref. No. Part No. Description Remark D703 8-719-056-82 DIODE UDZ-TE-17-6.2B D704 D705 D706 D708 D709 8-719-056-93 8-719-056-93 8-719-072-70 8-719-073-01 8-719-073-01 D710 8-719-073-01 DIODE MA111-TX DIODE DIODE DIODE DIODE DIODE UDZ-TE-17-18B UDZ-TE-17-18B MA2ZD14001S0 MA111-TX MA111-TX < COIL > FB362 FB501 1-414-233-22 INDUCTOR CHIP 0uH 1-414-233-22 INDUCTOR CHIP 0uH Ref. No. Part No.
MAIN Ref. No. Part No.
Ver 1.2 MAIN Ref. No. SENSOR Part No. SERVO Description Remark < SWITCH > SW503 1-692-431-21 SWITCH, TACTILE (RESET) SW504 1-771-540-11 SWITCH, PUSH (1KEY) (NOSE DETECT) < THERMISTOR > TH701 1-803-350-21 THERMISTOR, POSITIVE Ref. No. Part No. Description Remark C325 C326 C327 1-110-563-11 CERAMIC CHIP 1-162-968-11 CERAMIC CHIP 1-109-982-11 CERAMIC CHIP 0.068uF 10% 0.
SERVO Ref. No. Part No. Description Remark < FERRITE BEAD > FB301 FB302 1-414-235-22 FERRITE BEAD INDUCTOR CHIP 1-414-760-21 FERRITE BEAD INDUCTOR CHIP 0uH 0uH Ref. No. Part No. Description R324 R325 R327 R328 R329 1-216-827-11 1-216-821-11 1-216-821-11 1-216-811-11 1-216-819-11 METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 3.
SERVO Ref. No. SUB Part No. Description Remark R524 R525 1-216-821-11 METAL CHIP 1-216-845-11 METAL CHIP 1K 100K 5% 5% 1/16W 1/16W R526 R527 R528 R529 R530 1-216-825-11 1-216-825-11 1-216-825-11 1-216-825-11 1-216-825-11 METAL CHIP METAL CHIP METAL CHIP METAL CHIP METAL CHIP 2.2K 2.2K 2.2K 2.2K 2.
Ver 1.1 2001.05 Ref. No. Part No. Description Remark Ref. No. Part No.
MDX-C6400R/C6500R/C6500RX REVISION HISTORY Clicking the version allows you to jump to the revised page. Also, clicking the version at the upper right on the revised page allows you to jump to the next revised page. Ver. 1.2 1.1 1.0 Date 2001.12 2001.05 2000.02 Description of Revision Change of Part No. for TU1 Change of Part No.