LC-30HV6U SERVICE MANUAL SY3M2LC30HV6U LIQUID CRYSTAL TELEVISION MODEL LC-30HV6U In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used. OUTLINE This model is different in the display size from the LC-37HV6U. This service manual accordingly describes the display alone. For the entire AVC System, refer to the LC37HV4U Service Manual (SY3M1LC37HV6U).
LC-30HV6U IMPORTANT SERVICE SAFETY PRECAUTION Ë Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and the servicing guidelines which follow: » Use an AC voltmeter having with 5000 ohm per volt, or higher, sensitivity or measure the AC voltage drop across the resistor.
LC-30HV6U PRECAUTIONS A PRENDRE LORS DE LA REPARATION Ë Ne peut effectuer la réparation qu' un technicien spécialisé qui s'est parfaitement accoutumé à toute vérification de sécurité et aux conseils suivants. conduite électrique ou une prise de terre branchée à la terre. • Utiliser un voltmètre CA d'une sensibilité d'au moins 5000Ω/V pour mesurer la chute de tension en travers de la résistance.
LC-30HV6U Precautions for using lead-free solder 1 Employing lead-free solder "PWBs" of this model employs lead-free solder. The LF symbol indicates lead-free solder, and is attached on the PWBs and service manuals. The alphabetical character following LF shows the type of lead-free solder. Example: LFa Indicates lead-free solder of tin, silver and copper. 2 Using lead-free wire solder When fixing the PWB soldered with the lead-free solder, apply lead-free wire solder.
LC-30HV6U SPECIFICATIONS Item 30" LIQUID CRYSTAL TELEVISION, Model: LC-30HV6U LCD panel 30" Advanced Super View & BLACK TFT LCD Number of dots 2,949,120 dots (1280 × 768 × 3dots) TV Function TV-standard (CCIR) American TV Standard NTSC System Receiving Channel VHF/UHF VHF 2-13ch, UHF 14-69ch CATV 1-125ch Audio multiplex BTSC System Brightness 430 cd/m2 Backlight 60,000 hours (at Backlight Standard position) Viewing angles H : 170° V : 170° Audio amplifier 10W × 2 Speakers Ø 8cm Te
Display 6 SLEEP indicator POWER indicator OPC sensor MAIN POWER button POWER button INPUT button OPC indicator* CHANNEL buttons (CHÙ/ù) VOLUME buttons (VOL–/+) Remote control sensor Part names *OPC: Optical Picture Control (See page 32.) INPUT 4 terminal (S-VIDEO) INPUT 4 terminal (VIDEO) INPUT 4 terminals (AUDIO L/R) How to open the door. Headphone (When connecting headphones, the sound from the speakers is muted.
INPUT POWER VOL– C RECEIVER B FAVORITE CH A VOL+ D VCR REC INFO DTV/SAT GUIDE SET/ ENTER DTV/SAT MENU DTV/DVD TOP POWER MENU ENT SOURCE TV/SAT/DVD RETURN MUTE MENU – VOL CH 0 FLASHBACK 100 8 7 + 9 5 6 3 LEARN TWIN CH CC 4 1 SLEEP DISPLAY EDIT/ INPUT FREEZE MODE 2 MTS SELECT SUB PICTURE TWIN Virtual INPUT CBL VCR DVD /LD /SAT /DTV ANT-A/ B TV VIEW MODE AV POWER TV 23 22 21 20 19 18 17 16 15 • When using the remote control unit, poi
(WHITE) Connect the plug into the terminal and secure it by tightening the thumb screws. (WHITE) AC cord You cannot use external speakers when you are using the optional system cable (AN-07SC1). IMPORTANT (GRAY) • TO PREVENT RISK OF ELECTRIC SHOCK, DO NOT TOUCH UN-INSULATED PARTS OF ANY CABLES WITH THE AC CORD CONNECTED. AVC System (rear view) (BLACK) System cable Connecting the system cable and the AC cord to the AVC System (BLACK) Connect the plug completely.
The AVC System installed vertically with the stand. Attaching point Attaching point Stand cushion Attach each cushion to the stand as shown. Peel each cushion away from the paper and attach to the four areas at the bottom. 2 Small hole Big hole Thick bulge Fit the stand to the AVC System. Insert the stand into the AVC System, making sure that the thick and thin bulges of the stand align with the big and small holes on the AVC System.
SXGA VGA SVGA XGA WXGA XGA WVGA SVGA VGA 1280 x 720 1280 x 768 1280 x 1024 640 x 480 832 x 624 1024 x 768 1024 x 768 800 x 600 848 x 480 640 x 480 720 x 400 640 x 400 Resolution 31.5 kHz 37.9 kHz 31.5 kHz 37.9 kHz 31.5 kHz 37.9 kHz 37.5 kHz 43.3 kHz 31.5 kHz 35.1 kHz 37.9 kHz 48.1 kHz 46.9 kHz 53.7 kHz 48.4 kHz 56.5 kHz 60.0 kHz 68.7 kHz 45.0 kHz 48.1 kHz 64.0 kHz 34.9 kHz 49.7 kHz 60.
K Return code (0DH) R R Return code (0DH) 11 N P 3 NOTE U D T C P W S P x x x 0 1 2 3 4 5 _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ PARAMETER 0 _ _ _ x _ _ _ 0 _ _ _ * _ _ _ x _ _ _ 0 _ _ _ 1 _ _ _ 2 _ _ _ 0 _ _ _ 1 _ _ _ 2 _ _ _ 3 _ _ _ 0 _ _ _ 1 _ _ _ 2 _ _ _ 3 _ _ _ 4 _ _ _ 5 _ _ _ 6 _ _ _ * * _ _ * * * _ * * * _ * * * _ * * * _ * * * _ * * * _ 0 _ _ _ 1 _ _ _ 2 _ _ _ 3 _ _ _ 4 _ _ _ 5 _ _ _ 6 _ _ _ 7 _ _ _ 8 _ _ _ 0 _ _ _ 1 _ _ _ 2 _ _ _ 0 _ _ _ 1 _ _ _ * * * _ Although it can
LC-30HV6U DIMENSIONS 12 (305) Unit: inch/(mm) 2129/64 (545) 3 15/32 (88) 3 7/64 (79) 30 5/32 (766) 2 9/32 (58) 16 39/64 (422) 2315/16 (608) 15 3/16 (385.8) 19 9/16 (497) 25 23/64 (644.2) 3 15 / (100) 23/32 (18.
LC-30HV6U REMOVING OF MAJOR PARTS Ë Display 1. 2. 3. 4. Take off bottom terminal cover. Take off the table stand by removing 6 screws. Take off the speaker by removing 4 screws and disconnecting speaker terminals. Take off the cabinet B by removing 18 screws and releasing the cabinet A’s 6 hooks. Cabinet B 4 4 4 3 4 Terminal Cover 1 Speaker 2 Table Stand 5. Take off the center angle by removing 8 screws and disconnecting 1 lead wire from the fan. 6.
LC-30HV6U 8. Detach each connector (8 from the LCD Control PWB, 7 from the Main PWB, 4 from the Power PWB, 7 from the Inverter PWB, 1 from the speaker-Jack PWB, 1 from the R/C, LED PWB, 6 from the Inverter-GND PWB, 3 from the Audio PWB.
LC-30HV6U 15.Take off the Inverter PWB by removing 4 screws. 16.Take off the Power PWB by removing 5 screws. Remove insulation sheet. 17.Take off the Main PWB by removing 6 screws. 18.Take off the Audio PWB by removing 3 screws 19.take off the Inverter-GND PWB by removing 2 screw. 20.Take off the chassis frame by removing 1 screw. 21.Take off the reinforcement angles by removing 3 screws from each angle. 22.Take off the LCD panel unit by removing 2 screws.
LC-30HV6U • Precautions in handling the LCD panel 1. Handle the liquid crystal panel in a clean room (Humidity: 50% or more). 2. Be sure to wear an earth wristband. 3. Be careful not to drop and shock the liquid crystal panel. 4. Use an ionizer (within 30 cm). 23.Remove the four lock screws from the LCD panel. 24.Peel off the conductive sheet. 25.Detach the deflection sheet, prism sheet, diffusion sheet and diffusion panel. 26.Remove the two lock screws from ITO earth spring. 27.
LC-30HV6U ADJUSTMENT PROCEDURES The adjustment values are set to the optimum conditions at the factory before shipping. If a value should become improper or an adjustment is required due to part replacement, make an adjustment according to the following procedure. 1. Preparation Note that the unit should be replaced when the receiver IC (IC2206), CONFIG ROM (IC2202) or microprocessor (IC2004) is replaced. Applicable unit: DKEYHC094FE51 2.
LC-30HV6U 5. Adjustment 5-1.VLS BIAS (13V) voltage adjustment (R4231) Connect a digital volt meter to TL4122 (or C4180+) on the LCD Control PWB and make a adjustment with the R4231 so that the voltage becomes 13.00V±0.05V. 5-2.COM BIAS adjustment Shift to the "COM BIAS" item with the cursor UP/DOWN key and select a numeric value with the cursor RIGHT/LEFT key. Changing the numeric value with the cursor UP/DOWN key will make appear the test pattern.
LC-30HV6U (1) Adjusting method using RS-232C • Get a personal computer with a COM port (RS-232C) equipped with WINDOWS 95/98/me/2000/xp and a RS-232C crossing cable • Start up the set with the RS-232C cable connected. • Start up the terminal software. (Freeware products available on the Internet can be used.) • Make setting as shown below.
LC-30HV6U Lamp error detection 1. Feature description This liquid-crystal color TV incorporates a lamp error detection feature (lamp error detection) that automatically turns OFF the power for safety under abnormal lamp or lamp circuit conditions. If anything is wrong with the lamp or lamp circuit or the lamp error detection feature is activated for some reason, the following will result. 1 The power of TV main body is turned OFF about 13 seconds after it is turned ON.
LC-30HV6U •List of process adjustment modes (Display) Table of contents of process mode Page 0 LCD Page 1 PATTERN Page 1 LCD Page 2 SOUND Page 1 LCD Page 3 OTHER Page 1 LCD Page 4 OTHER Page 2 21
LC-30HV6U Process adjustment list 1st level Contents LCD Page 0 1 2 3 4 PATTERN 1 SOUND 1 OTHER 1 Item NOTHING COM BIAS NOTHING L ERR RESET MODE PWM CTRL PWM FREQ PWM DUTY1 PWM DUTY2 PHASDIF PCLK1 PCLK2 MODE OS SW OS D1 OS D2 OS D3 OS D4 OS D5 OS D6 OS D7 MODE OPC 0 OPC 1 OPC 2 OPC 3 OPC 4 OPC 5 OPC 6 OPC 7 MODE OPC 8 OS AUTO PATTERN1 PATTERN2 R GAMMA R OFFSET G GAMMA G OFFSET B GAMMA B OFFSET 100HZ 400HZ 1KHZ 4KHZ 10KHZ FAN START FAN END TEMP ERR CLR MODE Setting range 0~255 0~255 0~255 Zero
LC-30HV6U TROUBLE SHOOTING TABLE (Display) No sound or picture comes out. Does the power LED light up in green. NO NO Is the power LED blinking in red? Is the AC cord normal? NO Replace the AC cord. YES YES Blinking once? YES To "The backlight does not go on" NO YES Blinking twice? Check the power unit. NO YES Blinking five times? Check the temperature of the set. NO Check the 1-bit amplifier unit.
LC-30HV6U No picture comes out. Is the RSET terminal (pin (3)) of IC2206 set to "H"? NO YES Is the clock (91.3 MHz) applied to pin (102) of IC2206? YES NO Is X2201 connected to pin (161) of IC2206 oscillating (18.26 MHz)? NO Check X2201 and the peripheral circuitry. NO Perform checking around IC2202. YES YES Is the normal synchronization signal is applied to pins (97), (96) and (95) of IC2206? Perform checking around X2201 connected to pin (161) of IC2206.
LC-30HV6U Noise is caused to the moving picture when the QS drive is set to ON. Is OSTEMP.AD on the 3rd page of the process adjustment mode set to 255? No Check IC4701 and IC4901 and the peripheral circuitry. No Connect the harness correctly or replace it. No Connect the board-toboard securely or replace it.
LC-30HV6U The backlight does not go on. Is any of the fuses of F6551-F6556 blown? No YES Is the control signal applied to pin (8) (OFL1) and pin (9) (OFL2) of P6564? No Is the cord connected correctly between the LCD Control PWB and Inverter PWB? YES YES Check the peripheral circuitry of IC4501 of the LCD Control PWB and check the operation of Q7701 and Q7702. No Is power supplied to Inverter PWB? Check the 15V output on the Power PWB.
LC-30HV6U The whole screen is whitish (LCD power supply) Remove the FFCs attached to SC4101 and SC4601- SC4604 (because the panel may be broken). YES Check the power supplies. Check the power supplies to SC4101 and SC4102 in particular. YES Is the voltage of emitter side of Q4102 about 6V? No Perform checking around Q4101 and IC4101. YES Check the input/output voltage of IC4103.
LC-30HV6U CHASSIS LAYOUT (Display) LCD CONTROL PWB KEY PWB H G INV-GND PWB F MAIN PWB E D AUDIO PWB C B R/C, LED PWB A 1 2 3 4 5 6 28 7 8 9 10
LC-30HV6U INV PWB SPEAKER-JACK PWB 10 11 12 13 14 15 29 16 17 18 19
LC-30HV6U BLOCK DIAGRAM (Display) H LCD BackLight R RGB 8x3x2 OFL1,2 LR 8x G LCD Controller IC4501 (A725WJ) CONF FLASH IC6301 (A372WJ) F CONF CTRL CPLD IC6303 (A787WJ) RGB 8 x 3 RGB 8 x 3 Ligh E 16(data) OS Driver (EVEN) QFP 208pin (OS EVEN) SDRAM (OS EVEN) IC4702 (A312WJ) 17(Address, etc) IC4903 CLOCK BUFFER IC4701(A332WJ) RGB 8 x 3 HV, DE OS Driver (ODD) QFP 208pin (OS ODD) 16(data) IC4901(A332WJ) 17(Addre RGB 8 x 3 OSD Drive Contol, Te D INITIAL E2P ROM (128k) IC2202 OSD C DVI R
LC-30HV6U LCD Panel GB x2 L RGB 8x3x2 Thermistor Gray Level Ope-Amp FAN IC4101(A706WJ) Gray Scale Voltage Bias COM Control Light Control, Resolution Control, Test Pattern R/C UNIT KEY UNIT R/C, LED, OPC 16(data) SDRAM (OS ODD) IC4902 (A312WJ) 17(Address, etc) D Drive Contol, Test Pattern AUDIO UNIT MPU OSD Control IC2004 (IXA201WJ) Extension I/O IC3804 (M62392FP) 1-Bit Amp. Unit (B2SX4102BU) VOL.CONT. IC3803 (TA8184F) Audio Out RY3901 Audio L/R E2P ROM (8k) IC2008 Int. SP (L/R) Ext.
LC-30HV6U OVERALL WIRING DIAGRAM (Display) H KEY UNIT P130 P131 10 1 5 1 QCNW-A481WJZZ QCNW INVERTER GROUND F 1 TO LAMP QCNW-B287WJZZ TO LAMP P8601 3 QCNW-B681WJQZ 1 QCNW-B815WJPZ G FAN 2 LCD CONT SC4101 (30pin) 1 P8602 SC SC4605 3 1 QCNW-B812WJQZ 50 1 1 E 3 1 1 P8604 TO LAMP 1-BIT AMP.
LC-30HV6U Z QCNW-A480WJZZ 1 2 3 4 5 QCNW-A481WJZZ GATE DRIVER SOURCE DRIVER SOURCE DRIVER SOURCE DRIVER SOURCE DRIVER TO LCD PANEL UNIT QCNW-A480WJZZ 4 1 CD CONTROL UNIT SC4901 P7701 SC2203 2106 7 TO LAMP P2101 MAIN UNIT 2003 1 P2004 9 3 P6552 1 1 TO LAMP 9 CN721 P6555 3 INVERTER UNIT 1 CN722 1 2002 TO LAMP 1 6 1 10 CN723 6 P2102 10 1 P6564 QCNW-B813WJQZ 1 QCNW-B684WJQZ CN2001 QCNW-B683WJQZ 1 2103 3 P6551 SC4602 (50pin) SC4604 (53pin) SC4601 (50pin) 3 5
LC-30HV6U DESCRIPTION OF SCHEMATIC DIAGRAM VOLTAGE MEASUREMENT CONDITION: 1. When the exclusive-use AC adapter is used, the colour bar signal of colour bar generator for service is input to get the normal screen. When the audio is minimized, the voltage value is measured with the 20 kΩ/V tester. WAVEFORM MEASUREMENT CONDITION: 1.
LC-30HV6U Ë KEY Unit (Display) H G F E D C B A 1 2 3 4 35 5 6
LC-30HV6U Ë LCD CONTROL Unit-1/7 (Display) H G F E D C B A 1 2 3 4 5 6 36 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 37 16 17 18 19
LC-30HV6U Ë LCD CONTROL Unit-2/7 (Display) H G F E D C B A 1 2 3 4 5 6 38 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 39 16 17 18 19
LC-30HV6U Ë LCD CONTROL Unit-3/7 (Display) H G F E D C B A 1 2 3 4 5 6 40 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 41 16 17 18 19
LC-30HV6U Ë LCD CONTROL Unit-4/7 (Display) H G F E D C B A 1 2 3 4 5 6 42 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 43 16 17 18 19
LC-30HV6U Ë LCD CONTROL Unit-5/7 (Display) H G F E D C B A 1 2 3 4 5 6 44 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 45 16 17 18 19
LC-30HV6U Ë LCD CONTROL Unit-6/7 (Display) H G F E D C B A 1 2 3 4 5 6 46 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 47 16 17 18 19
LC-30HV6U Ë LCD CONTROL Unit-7/7 (Display) H G F E D C B A 1 2 3 4 5 6 48 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 49 16 17 18 19
LC-30HV6U Ë MAIN Unit-1/3 (Display) H G F E D C B A 1 2 3 4 5 6 50 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 51 16 17 18 19
LC-30HV6U Ë MAIN Unit-2/3 (Display) H G F E D C B A 1 2 3 4 5 6 52 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 53 16 17 18 19
LC-30HV6U Ë MAIN Unit-3/3 (Display) H G F E D C B A 1 2 3 4 5 6 54 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 55 16 17 18 19
LC-30HV6U Ë AUDIO Unit-1/2 (Display) H G F E D C B A 1 2 3 4 5 6 56 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 57 16 17 18 19
LC-30HV6U Ë AUDIO Unit-2/2 (Display) H G F E D C B A 1 2 3 4 5 6 58 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 59 16 17 18 19
LC-30HV6U Ë INVERTER Unit (Display) H G F E D C B A 1 2 3 4 5 6 60 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 61 16 17 18 19
LC-30HV6U Ë INVERTER GROUND Unit (Display) H G F E D C B A 1 2 3 4 5 6 62 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 63 16 17 18 19
LC-30HV6U Ë POWER Unit (Display) H G F E D C B A 1 2 3 4 5 6 64 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 65 16 17 18 19
LC-30HV6U Ë R/C, LED Unit (Display) H G F E D C B A 1 2 3 4 66 5 6
LC-30HV6U Ë SPEAKER JACK Unit (Display) H G F E D C B A 1 2 3 4 67 5 6
LC-30HV6U PRINTED WIRING BOARD ASSEMBLIES Ë Display H G F E D C B A MAIN Unit (Component Side-A) 1 2 3 4 5 6 68 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 69 16 17 18 19
LC-30HV6U Ë Display H P2002 P2004 P2003 P2237 P2243 P2104 IC2013 G C2029 P2001 D2202 R2006 IC2015 IC2003 FL2210 FL2209 FL2207 L2101 FL2208 FL2216 R2279 FB2211 C2024 FL2213 FL2214 R2263 FL4904 R2240 R2241 R2238 R2243 R2239 R2242 R2291 R2290 R2284 FB2210 FL2215 SC2201 IC2206 C2109 R2282 FB2212 C2255 C C2205 C2204 FL2211 R2258 R2260 FL2212 R2257 FL2206 IC2202 R2256 FL2205 D FB2201 IC2208 IC2203 C2220 X2201 R2229 R2101 R2259 P2238 D2205 D2203 R2225 R2226
P2240 LC-30HV6U CN2001 P2106 P2236 P2103 R2131 R2044 R2065 R2064 Q2105 R2013 R2106 C2105 IC2103 C2108 R2020 C2012 R2021 R2015 D2010 IC2010 R2024 R2025 R2061 R2062 R2069 Q2007 R2085 C2121 R2077 R2078 C2020 SC2203 R2053 R2055 R2058 R2072 R2070 R2052 R2071 Q2009 R2079 R2040 R2050 R2045 R2046 R2047 C2032 R2073 C2033 L2101 R2029 R2043 R2086 R2076 Q2008 IC2004 R2041 IC2014 Q2006 Q2005 IC2003 C2010 TH2001 R2026 C2013 R2031 R2035 R2032 R2038 R2037 R2039 C2015 R2054
LC-30HV6U Ë Display H G F E D C B A MAIN Unit (Component Side-B) 1 2 3 4 5 6 72 7 8 9 10
LC-30HV6U 10 11 12 13 14 15 73 16 17 18 19
LC-30HV6U Ë Display H TL2043 TL2048 TL2041 TL2039 TL2047 TL2040 TL2044 TL2042 TL20 TL2046 R2098 C2028 R2093 R2096 R2091 Q2012 C2004 C2001 C2034 C2017 R2009 Q2002 C2014 Q2014 TL2124 IC2001 F R2095 R2094 R2097 Q2001 C2002 C2003 C2011 C2006 Q2003 TL2123 R2081 R2004 R2083 R2082 R2007 R2005 R2059 R2056 R2036 R2060 R2057 R2022 R2051 R2063 R2074 FB2016 TL2045 G R2002 C2019 C2005 TP2011 C2016 TP2012 TP2013 E TL2019 TL2120 D2102 C2021 R2080 C2023 C2025 Q2104
LC-30HV6U TL2026 TL2024 TL2022 TL2020 TL2013 TL2015 TL2030 TL2016 TL2037 TL2033 TL2035 TL2034 TL2115 TL2117 TL2113 TL2116 TL2114 TL2036 TL2118 FB2009 FB2008 FB2007 FB2006 TL2032 FB2003 FB2023 FB2022 FB2021 TL2031 FB2005 TL2014 FB2004 TL2012 FB2010 FB2011 FB2015 TL2021 FB2012 FB2016 TL2023 FB2013 TL2025 FB2014 TL2038 C2203 TL2008 R2201 C2018 TL2004 C2208 R2098 C2028 D2216 TL2010 TL2011 TL2007 TL2005 TL2009 TL2001 TL2002 TL2003 TL2006 TL2266 TL2265 TL
LC-30HV6U Ë Display H G F E P4503 LCD CONTROL Unit (Component Parts Side-A) SC4603 D SC4601 C4612 L4103 R4527 R4522 FL4523 IC4501 C4537 C4521 R4516 FL4524 FL4515 FL4513 R4515 R4512 C4534 R4519 TP4501 R4504 C4539 TP4502 TP4503 TP4504 R4550 C4914 C4913 C4910 R4534 R4573 C4593 TP4902 TP4901 IC4554 C4592 P4507 C4506 C4595 R4574 C4594 C4505 R4577 R4576 SC4605 SC4901 A LCD CONTROL Unit (Chip Parts Side-A) 1 2 3 4 5 6 76 7 FL4501 R4517 R4901 R4922 R4918 C4936 C
R4577 10 11 C4732 C4718 C4713 C4710 12 13 TP4702 14 77 SC4606 TP4701 15 16 17 FB7701 C7711 FB7704 FL7703 FB7703 FL7702 FL7701 R4118 R4113 C7713 C7702 L7702 IC4101 Q4102 R4117 R4139 C7710 R4146 C4124 R4173 R4240 R4135 R4131 R4127 R4120 R4185 C7707 R4130 R4122 C4115 R4147 R4129 C4121 R4134 R4133 R4132 C4155 R4140 R4141 R4142 C4129 R4166 C4137 C4141 FB7702 C4735 R4177 R4523 L7703 C4734 L7704 TP4703 TP4704 R4165 R4157 R4159 R4158 R4148 R4150 R4149 C4502 R4186
LC-30HV6U Ë Display H G F E LCD CONTROL Unit (Component Parts Side-B) D TL4641 TL4626 TL4846 TL4614 TL4845 TL4822 TL4765 TL4854 TL4857 FDC2 TL4849 TL7713 TL4863 TL4807 TL4794 TL4712 R4558 R4557 C4529 TL4869 TL4866 TL4617 T C4530 R4552 3 4 5 6 78 R4578 R4930 IC4503 LCD CONTROL Unit (Chip Parts Side-B) 2 C4907 C4904 C4905 C4908 R4582 TL4901 TL4903 TL4902 C493 R490 A 1 C4906 C4903 TL492 C4511 TL7702 R4540 TL4784 FB4901 TL4935 R4507 TL4801 TL4790 TL4663 R4913 IC4903
LC-30HV6U TL4602 TL4739 TL4737 TL4970 TL4751 TL4755 TL4613 TL4690 TL4699 TL4615 TL4708 TL4720 TL4723 TL4726 TL4728 TL4732 TL4741 TL4721 TL4724 FL4602 FL4601 TL4730 TL4727 TL4735 TL4697 TL4682 TL4667 TL4661 TL4648TL4611 TL4876TL4864 TL4714 TL4633 TL4874 TL4870 TL4878 TL4706 TL4691 TL4676 TL4733 TL4653 TL4630 TL4709TL4694 TL4679 TL4664 TL4651 TL4639 TL4703 TL4688 TL4673 TL4658 TL4880 TL4872 TL4717 TL4711 TL4636 TL4645 TL4715 TL4604 TL4705 TL4696 TL4687 TL4601 TL4603 TL4961 TL4958 TL49
LC-30HV6U Ë Display H G F E D C B A AUDIO Unit (Component Side) 1 2 3 4 80 5 6
LC-30HV6U Ë Display H P3805 C3909 R3905 R3906 C3903 P3903 C3910 C3908 RY3902 RY3901 P3906 C3902 P3904 G R3907 C3904 R3908 R3904 R3903 C3905 D3901 R3902 Q3901 Q3902 D3902 R3901 P3905 C3840 C3838 D3804 P3806 C3901 R3846 C3844 R3848 C3834 R3853 C3832 R3851 R3854 C3846 R3855 C3886 IC3808 Q3805 R3849 C3826 C3845 C3885 C3839 Q3804 R3833 D3805 R3840 R3839 C3847 F R3850 R3847 R3875 C3850 C3828 C3842 C3825 C3831 Q3802 R3826 C3824 R3845 D3806 R3830 R3827
LC-30HV6U Ë Display H G F E INVERTER Unit (Component Parts Side) D R6590 Q6562 C6581 C6579 R6564 R6587 R6563 FH6557 C6589 FH6559 R6568 R6567 Q6560 C6608 Q6561 L6561 R6599 R6549 P6567 R6591 R6592 C6587 R6572 R6571 C6595 R6554 Q6575 Q6577 Q6563 R6596 C6610 R6595 R6588 Q6565 R6593 R6565 C6580 R6570 C6588 Q6564 Q6566 C6612 Q6567 Q6579 Q6568 R6597 R6569 Q6578 C6597 C6596 R6574 Q6580 R6573 Q6576 R6589 R6594 FH6558 FH6562 R6598 R6566 FH6561 FH6560
LC-30HV6U FH6552 Q6556 R6581 Q6571 FH6554 FH6556 R6562 C6555 T6551 T6552 P6551 P6569 Q6553 Q6569 L6551 C6565 L6553 T6553 19 18 R6577 FH6551 C6604 Q6554 R6551 Q6555 FH6553 L6555 Q6557 C6606 P6555 R6575 FH6555 R6546 Q6558 L6557 P6553 Q6551 C6602 Q6552 C6571 R6583 R6576 R6544 C6557 Q6559 C6573 C6563 R6579 R6578 Q6573 R6559 P6567 83 P6564 R6582 R6553 Q6570 R6555 17 16 15 14 13 12 11 10 R6547 R6601 R6545 R6548 P6566 R6586 R6558 C6564 C6556 R6584 R6
LC-30HV6U Ë Display H G F INVERTER-GND Unit (Component Parts Side) E D P8604 P8605 P8606 R8603 C R8604 C8602 R8607 C8603 C8609 Q8602 R8611 D8607 D8608 R8612 Q8603 Q8605 TP8601 C8605 C8612 R8608 C8606 D8603 R8615 D8604 R8614 B INVERTER-GND Unit (Chip Parts Side) A 1 2 3 4 5 6 84 7 8 9 10
LC-30HV6U P8603 P8602 P8601 R8613 R8601 D8602 C8607 D8601 R8602 C8604 R8606 Q8601 Q8604 Q8606 14 15 85 16 C8608 13 D8606 12 R8610 11 D8605 10 R8609 R8605 C8610 P8607 C8601 C8611 TP8602 17 18 19
LC-30HV6U Ë Display H G F E D C B A POWER Unit (Side-A) 1 2 3 4 86 5 6
LC-30HV6U Ë Display H G F E D C B A POWER Unit (Side-B) 1 2 3 4 87 5 6
LC-30HV6U Ë Display H G (Component Parts Side) R105 Q105 Q101 Q104 Q103 R103 R106 R104 R115 Q102 R107 R101 R109 R102 C102 R110 R113 C105 C103 R111 D101 R112 Q106 C106 R114 D104 D103 C104 SLD101 RMC101 P101 C101 D102 IC101 R108 F (Chip Parts Side) R/C, LED Unit (QPWBSC097WJN1) E D C D202 C203 FB203 FB204 J201 C202 C206 C205 D203 P202 C204 D204 FB202 P201 D201 FB201 B C201 (Component Parts Side) (Chip Parts Side) SPEAKER JACK Unit (QPWBSC099WJN1) A 1 2 3
LC-30HV6U Ë Display H G F (Component Parts Side) E R130 S131 S133 S132 D130 R131 S134 R132 D131 S135 D132 S136 S130 D P132 C P131 B P130 (Chip Parts Side) KEY Unit (QPWBSC098WJN1) A 1 2 3 4 89 5 6
LC-30HV6U PARTS LIST LISTE DES PIECES PARTS REPLACEMENT CHANGE DES PIECES Replacement parts which have these special safety characteristics identified in this manual; electrical components having such features are identified by å and shaded areas in the Replacement Parts Lists and Schematic Diagrams. The use of a substitute replacement part which dose no have the same safety characteristic as the factory recommended replacement parts shown in this service manual may create shock, fire or other hazards.
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LC-30HV6U Ref. No. ★ Part No. Description Code Ref. No. DUNTKC101DE02 KEY UNIT (Display) INVERTER-GND UNIT (Display) DIODES R130 R131 R132 VRS-CY1JF822JY VRS-CY1JF822JY VRS-CY1JF123JY AB AB AB J 8.2k 1/16W J 8.
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LC-30HV6U CABINET AND MECHANICAL PARTS (Display) 66 3-3 H 3-6 48 C 3-1 J 3-5 58 66 M 3-7 K 56 3 3-4 65 A 56 8 3-2 13 66 58 C 66 1-6 G 1-5 1-8 12 7 1-5 1-6 5-2-1 35 L 1-7 5-2-2 5-9 5-10 1-3 1 M 5-5 Q 1-1 5-16 5-20 5-2-6 5-6 66 5-17 5-2-4 A 49 F O G 5-4 5-17 5-3 5-20 5-16 5-20 R S 64 5-2-3 5-6 5-20 T 5 58 I 5-6 1-4 66 9 F E H B 1-2 12 5-2-5 66 47 58 5-19 D B U 5-21 B E 5-6 10 5-5 5-3 P 64 54 53 63 28 5-4 5-8 5-23 A 2-5 2-4
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LC-30HV6U PACKING OF THE SET Cable Clamp (Large) (1 pc) Cable Clamp (Small) (1 pc) RF Cable Questionnnaire Card Operation Manual Battery (2 pcs) Polyethylene Bag (SSAKA0170CEZZ) AC Cord (for AVC System) AC Cord (for Display) System Cable Remote Control Unit Stand Unit (for AVC System) Stand Cushion (4 pcs) Stand Spacer (4 pcs) Stand Screw (2 pcs) Buffer Material (Top) (SPAKXA264WJZZ) Wrapping Paper (Display Side) (SPAKPA177WJZZ) Packing Case (Accessory) (SPAKFA453WJZZ) Wrapping Paper (Stand Side) (SPAK
LC-30HV6U COPYRIGHT © 2004 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher. TQ1688-S Jan. 2004 Printed in Japan Design and Production Information Design : Japan Production : Japan SY.
