Mitsubishi Electric WD-52531 Service Manual Download Page 35

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PAGE 35

Ref #

Part #

Part Name & Description

[#]

MODEL: WD-52531 / WD-62531 / WD-62530

[#] Model Legend: (a) WD-52531, (b) WD-62530, (c) WD-62531

Ref #

Part #

Part Name & Description

[#]

C9H28

181P354040

C-ELEC - 50V 10M-M

C9H30

181P738010

C-ELEC - 50V 220M-M 105C LOW-R

C9H32

181P352070

C-ELEC - 16V 470M-M

C9H34

181P352070

C-ELEC - 16V 470M-M

C9J01

181P354090

C-ELEC - 35V 470M-M

C9J02

181P738010

C-ELEC - 50V 220M-M 105C LOW-R

C9J04

181P354090

C-ELEC - 35V 470M-M

C9J05

181P738010

C-ELEC - 50V 220M-M 105C LOW-R

C9J07

181P354090

C-ELEC - 35V 470M-M

C9J08

181P738010

C-ELEC - 50V 220M-M 105C LOW-R

C9J15

181P355050

C-ELEC - 50V 10M-M

C9J21

181P738010

C-ELEC - 50V 220M-M 105C LOW-R

C9J23

181P735010

C-ELEC - 25V 470M-M

C9J24

181P352070

C-ELEC - 16V 470M-M

SWITCHES

S7F01

434P004010

LAMP SWITCH

S7L20

432P109010

SW-KEY BOARD - KSHS611BT

S7L21

432P109010

SW-KEY BOARD - KSHS611BT

S7L22

432P109010

SW-KEY BOARD - KSHS611BT

S7L23

432P109010

SW-KEY BOARD - KSHS611BT

S7L24

432P109010

SW-KEY BOARD - KSHS611BT

S7L25

432P109010

SW-KEY BOARD - KSHS611BT

S7L26

432P109010

SW-KEY BOARD - KSHS611BT

S7L27

432P109010

SW-KEY BOARD - KSHS611BT

S7L28

432P109010

SW-KEY BOARD - KSHS611BT

S7L29

432P109010

SW-KEY BOARD - KSHS611BT

MISCELLANEOUS

096Z465030

TAPE-LENS

246C351060

AC POWER CORD

246C561040

CABLE-DVI

299P287010

FAN-COOLING - BALLAST

299P288010

FAN-COOLING - EXHAUST

411D044020

CORE-FERRITE - ZCAT2032-0930

411D062010

CORE-FERRITE - ZCAT1518-0730

480P083010

SPEAKER - 10W

593B215010

HOLDER-MIRROR

593B215020

HOLDER-MIRROR

620D204010

TAPE-MIRROR

620D204020

TAPE-BEZEL

622C494020

CUSHION-MIRROR-BTM

622C516010

CUSHION-FRONT-INPUT

622C516020

CUSHION-MIRROR-HOLDER

622C516030

CUSHION-MIRROR-HOLDER

622C517010

COVER-FOAM-LENS

622C518010

SPACER-LENS

622D484010

HOLDER-LED

642C431010

CATCH-GRILLE

642C432010

STRIKER - SPEAKER GRILL

669D735010

ENGINE LOCKING SCREW

669D736010

SCREW-ENGINE-ADJ 16mm

674D142010

LOCKNUT-NYLON INSERT

683D169010

ENGINE LOCKING -SPRING

704B226010

BUTTONS-FRONT

704B226030

BUTTONS

750A575010

BOX-MIRROR

750A576010

BOX-MIRROR

750A577010

COVER-BACK

761A324010

BASE-COMMON

761A340010

GRILL-SPEAKER

761A342010

GRILL-SPEAKER

761B452010

COVER-LAMP

761B455010

COVER-SIDE ACCESS

761D981010

COVER-LED INDICATOR

767D083020

MIRROR - 52"

767D083040

MIRROR - 62"

771D127010

PAD - CABINET BTM

915P043010 LAMP-CARTRIDGE
938P054010 OPTICAL-ENGINE-52" LCD

938P054020 OPTICAL-ENGINE-62" LCD

938P055010 BALLAST-POWER-LAMP

AG9D00 299P220020

SURGE-SUPPRESSOR - DSS-302M

F9A01

283P144080 FUSE - 125V 5A

F9A03

283P146010 FUSE - 72V 15A

F9A05

283P144080 FUSE - 125V 5A

F9A06

283P144080 FUSE - 125V 5A

F9A07

283P144080 FUSE - 125V 5A

F9D00

283D141040 FUSE - S10A 125V

F9G21

283P075090 FUSE-CHIP - FCC20252ADTP

F9H01

283P075090 FUSE-CHIP - FCC20252ADTP

F9H03

283P075090 FUSE-CHIP - FCC20252ADTP

F9J01

283P075090 FUSE-CHIP - FCC20252ADTP

F9J02

283P075090 FUSE-CHIP - FCC20252ADTP

J2001

452C410010

CONNECTOR-HDMI

J2101

452C410010

CONNECTOR-HDMI

J8202

452C401010

CONNECTOR-USB

J8301

440C393030

PIN-JACK-BOARD-1P

J8F01

452C371020

CONNECTOR-DVI

K9A10 287P111030 RELAY-POWER - LKS1AF-12V
K9A20 287P111030 RELAY-POWER - LKS1AF-12V
K9A21 287P111030 RELAY-POWER - LKS1AF-12V

452C411020

CONNECTOR-PCCARD

PC9A10 268P115020 PHOTO-COUP - SFH615A-3
PC9A21 268P115020 PHOTO-COUP - SFH615A-3

PJ2J01

440C456020

PIN-JACK-BOARD-2S

PJ2J02

440C457010

PIN-JACK-BOARD-9P

PJ2J03

440C458010

PIN-JACK-BOARD-6P

PJ2J04

440C460010

PIN-JACK-BOARD-4P

PJ2J05

440C459020

PIN-JACK-BOARD-6P

PJ2J05

440C460010

PIN-JACK-BOARD-4P

PJ2J11

440C412060

PIN-JACK-BOARD-3P-1S

TU100

295P540010 TUNER-NTSC/ATSC

a c

TU100

295P540020 TUNER-NTSC/ATSC

X1500

285P459080

QTZ-CRYST - 25.140MHZ

X2296

285P459090

QTZ-CRYST - 28.322MHZ

X7A13

285P459040

QTZ-CRYST - 16MHZ

X7G01

285P431040

QTZ-CRYST - 27.00MHz

X8001

285P464020

QTZ-CRYST - 26.1621MHz

X8201

285P403020

QTZ-CRYST - 32.768MHZ

X8301

285P464010

QTZ-CRYST - 7.3728MHZ

X8501

285P464030

QTZ-CRYSTAL - 18.24MHz

X8G01

299P311010

CERAMIC-OSC - CSTCG24M0

Z7K01

938P005010

UNIT-PREAMP - GP1UM283QK

Summary of Contents for WD-52531

Page 1: ...e 3 LCD 1280 x 720 pixels Light Source 132 Watts Antenna Input 2 RF 75Ω unbalanced Tuning 1 NTSC ATSC QAM Cabinet Dimensions WD 52531 33 1 H x 47 1 W x 16 9 D WD 62530 39 1 H x 55 9 W x 19 2 D WD 62531 39 1 H x 55 9 W x 19 2 D W Weight WD 52531 82 5 lbs WD 62530 WD 62531 99 3 lbs Speakers 4 Ohms 10W 2 5 x 2 inch Input Level VIDEO IN JACK RCAType 1 0Vp p 75Ω unbalanced AUDIO IN JACK RCAType 4 7dBm ...

Page 2: ......

Page 3: ...ubleshooting 20 Lamp Control diagram 21 Lamp Troubleshooting Flow Chart 21 Service Adjustment Mode 22 ServiceAdjustment Mode Operation 23 Transferring data 23 Optical EngineAdjustment 23 Test Signal activation 23 Preliminary 23 Rotation and Keystone DistortionAdjustment 24 After completing Light EngineAdjustments 24 Horizontal Vertical Position 25 USING LEAD FREE SOLDER 26 CHIP PARTS REPLACEMENT 2...

Page 4: ...cuitry 44 LCD Engine Protect Circuitry 45 Short Protect Circuit 45 Auto Input Detection 46 SCHEMATIC DIAGRAMS Dolby and Dolby digital are registered trademarks of Dolby Laboratories DTV Link is a trademark of Consumer Electronics Association HDMI the HDMI logo and High Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing LLC ...

Page 5: ...above listed models are included in this service manual for better understanding of the circuitry PRODUCT SAFETY NOTICE Many electrical and mechanical parts in television receivers have special safety related characteristics These charac teristics are often not evident from visual inspection nor can the protection afforded by them necessarily be obtained by using replacement components rated for h...

Page 6: ...ohm meter to the AC plug and touch the other lead to each exposed metal part i e antennas handle bracket metal cabinet screw heads metal overlay control shafts etc particularly any exposed metal part that has a return path to the chassis The resistance of the exposed metal parts having a return path to the chassis should be a minimum of 1Meg Ohm Any resistance below this value indicates an abnorma...

Page 7: ...amp Cover 2 Remove 12 screws B 3 Pull the COVER BACK from the cabinet NOTE To operate the TV the Lamp Cover must be reinstalled after the back cover is removed Chassis Removal 1 Remove 2 screws C 2 Disconnect all cables connected to the chassis 3 Carefully slide the chassis from the cabinet C C ...

Page 8: ...PWB INTERFACE Removal 1 Remove 4 screws a and pull off the rear plate 2 Remove 3 screws b to remove the PWB INTERFACE PWB POWER Power Bracket Removal 1 Remove 4 screws A and lift PWB POWER from the chassis 2 Remove 8 screws B to remove the Power Bracket ...

Page 9: ...e rubber fan holders they do not come with the replace ment fan 3 When installing the fan insert the fan in the re moved cover first 4 Insure the leads come out the bottom of the fan and the label on the fan is facing upwards PWB DM Removal 1 Remove 6 screws D 2 Unplug all connecting cables 3 Lift PWB DM from the chassis If PWB DM is replaced see page 22 to perform Copy Light Engine E2PROM to DM I...

Page 10: ...bottom picture shows the added components and the Engine mounted on the Engine Plate LCD panel area Two induction fans Side hole for lamp cooling Polarized Beam Splitter Induction cover LCD Engine LCD Engine on engine plate Engine Plate PWB MTR DRIVE Relay Board Note The Engine has no individual service parts available Attempting to disassemble the Engine may void the warranty ...

Page 11: ...ent screw With only one B screw loose less adjustment is required when installing a new Engine 3 Partially slide the Engine and bottom plate out of the cabinet 4 Loosen screw C and unplug the DVI cable from the Engine 5 Disconnect all leads to the Engine Lamp Box and Ballast 6 Carefully slide the Engine and bottom plate from the cabinet c D Light Engine removal from the Bottom Plate 1 Remove 2 scr...

Page 12: ...m the Engine 5 screws b Light Engine removal from the Bottom Plate continued Light Engine Inst CABLE CLAMP allation 1 Reverse the removal procedure to install a new light engine 2 Tighten the DVI cable screw to 2 4 kgfcm 3 Route the DVI cable and the KA CN201 leads through the cable clamp as shown on the right If Light Engine is replaced see page 22 to perform Copy Light Engine E2PROM to DM ...

Page 13: ...ill 2 Remove all screws B from the upper rear cover except one screw at a upper corner The remaining screw supports the screen frame while removing the front screws 3 Remove all screws A from the front of the screen frame 4 Carefully pull the Screen Frame from the TV and disconnect the ES and LE connectors ...

Page 14: ...and reinstall the cushions top bottom and side rails NOTE The Lenticular Screen label must face the front and the Fresnel Lens label face the rear 4 Reverse the Screen Removal Procedure and insert the screens in the Bezel Lenticular Screen and Fresnel Lens Removal 1 Remove 28 screws A to remove the top bottom and side HOLDER SCREEN rails and their SPACERS from the Screen Frame 36 screws in the 62 ...

Page 15: ...al Strength 1 Tune to a Digital Channel 2 From the Option menu scroll down and highlight Digital Signal Strength 3 Press Enter Example using on ANT1 Signal Quality Index 0 100 Signal Noise Ratio Tuner 0 Tuner 1 OOB Tuner Frequency MHz 597 0 Signal Level 8 0 Modulation 256 QAM Unknown Carrier Lock Locked Unknown SQI 100 0 SNR 34 3 0 Correctable errors 0 0 UnCorrectable errors 0 0 Previous Model Nam...

Page 16: ...s the SYSTEM RESET button on the front panel with a pointed object such as the point of pencil or end tip of a paperclip The changes you made most recently before using the SYSTEM RESET may be lost Changes you made previously however are not lost TV Reset To reset all customer settings Press MENU 1 2 3 ENTER All customer settings except V Chip are reset Initialize User Level To reset all consumer ...

Page 17: ...llant Record List Bright Natural Bright Default Record Device Gray out Brillant Contrast 100 Analog Recordings Anamorphic Brillant Brightness 50 Color 50 Antenna 1 Tint 50 Prefer Digital Sharpness 50 Channel 2 Brillant Color Temp High Memory Added Color Manual Center Name Video Noise Standard FAV Video Mute On Signal Strength Digital only TV Speakers On TV Volume 30 Analog Captions On if Mute PIP ...

Page 18: ... Status Condition Off Off Off Stby Off Green Off Off P 0N Power On Off Off Blinks Green After Turn Off Lamp Fan On for 1 minute Blinks Green Off Off Stby Booting after AC applied Slow Blinks Green Off Off Stby On Timer is set Normal LED Indications AV RESET DEFAULTS A V Memory Antenna 1 2 Input 1 2 3 Component 1 2 HDMI 1 2 Brillant Bright Natural Bright Bright Bright Bright Bright Contrast Maximum...

Page 19: ... below Lamp Troubleshooting Use the above Error Code Table and the Lamp Control Block diagram andTroubleshooting flow chart on the following pages to determine the cause of a lamp problem Code Description 12 No Error found 32 Lamp cover is open 34 Lamp turns Off while the TV is playing 36 Lamp ballast fan failed 37 Red Green LCD PBS fan failed 38 Lamp temperature abnormally high 39 LCD Intake temp...

Page 20: ...0V FB pin 3 5vs Replace Ballast H for 4 sec L for 10 sec Repeats several times Replace Lamp Install Lamp Lamp Cover Check Ballast Striking Replace Lamp Check LAMP EN FC pin 23 Yes No Yes Pulses No No Pulse Pulses Yes Yes Check Engine Power Check PWB SIGNAL OK Lamp Lights then goes out Lamp does not Light Check Cable Connections DVI FC CN101 Circuit Problem OK OK PB Connector 1 2 18V Replace PWB PO...

Page 21: ...IND and FAST FORWARD buttons on the remote control to toggle through the test patterns Thesepatterns are used for both electrical and mechanical adjustments 3 Adjustment Function Selection Use the AUDIO button to select a specific Adjustment Function NOTE The only ServiceAdjustment Modes are Format fmt and Doubler SERVICE ADJUSTMENTS There are only 5 Service Adjustments required in these models Tw...

Page 22: ...erminated without pressing ENTER changes in adjustment data are not saved 7 Terminating the circuit adjustment mode Press the MENU button on the remote hand unit twice to terminate the adjustment mode Note The adjustment mode can be also terminated by turning the power off Transferring Data 1 Enter the Service Adjustment Mode Press MENU 2 4 5 7 2 Press 0 when in the Service Mode Three choices appe...

Page 23: ...D Test Pattern Red 4 overscan White 5 overscan Green 6 overscan Cyan 7 overscan Yellow 10 overscan Preliminary refer to the diagram below 1 Remove the Lamp Cover and Back Cover page 7 2 Tape Lamp Cover Switch in the forward position to operate the TV with the back off 3 Loosen locking screws A 1 and A 2 4 Loosen Adjust screw A 3 and A 4 ...

Page 24: ...clockwise the picture will move upward 3 For distortion at the bottom of the picture rotate A 5 clockwise the picture will move upward Rotation Adjustment Clockwise Rotation Needed 1 Loosen A 3 and adjust A 4 2 Tighten A 3 after adjusting A 4 Counter Clockwise Rotation Needed 1 Loosen A 4 and adjust A 3 2 Tighten A 4 after adjusting A 3 NOTE If horizontal or vertical centering shifts during keysto...

Page 25: ... 5 7 activates the Service Mode 2 Press ff fwd activates the Overscan Test Pattern 3 Select the FORMAT function AUDIO button 4 Select Item 1 HPOS VIDEO button 5 Use the ADJUST buttons to center the picture horizontally 6 Press ENTER to save the new setting 7 Select Item 2 VPOS VIDEO button 8 Use the ADJUST buttons to center the picture vertically 9 Press ENTER to save the new setting 10 Press MENU...

Page 26: ...ce oxidation resulting in poor solder spread ability and wet ability The flux is more corrosive The time required for a good solder connection may take longer Poor wet ability can cause solder balls Higher temperatures can cause flux spattering Soldering iron tip life is shortened Dull finish solder joints not shiny can appear to be a cold solder joint In general a tip temperature of 700 F will us...

Page 27: ...ew chip parts 5 Avoid using a rubbing stroke when soldering 6 Take care not to scratch or damage the chip parts when soldering 7 Supplementary cementing is not required Chip Parts Removal Resistors Capacitors etc 1 Grasp the part with tweezers Melt the solder at both sides alternately and remove one side of the part with a twisting motion 2 Melt the solder at the other side and remove the part Chi...

Page 28: ...l and Warranty Parts Designation Critical Electrical Components are indicated by Bold Type in the Parts List and in the schematic diagrams by shading Warranty Return Parts are indicated in the Parts List with an Parts Tolerance Codes Refer to the following chart for tolerance characteristics of electrical components MARK B C D F G J K Tolerance 0 1 0 25 0 5 1 2 5 10 MARK M N V X Z P Q Tolerance 20...

Page 29: ... PWR 938P055010 ALL MAJOR PWB ASSEMBLIES MIRROR LENTICULAR SCREEN FRESNEL LENS MODELS 767D083020 491P199050 491P202050 WD 52531 767D083040 491P199060 491P202060 WD 62530 WD 62531 MIRROR SCREEN PARTS COMPONENT PART NUMBER MODELS LAMP CARTRIDGE 915P043010 ALL REMOTE 290P137010 ALL CUSTOMER REPLACEABLE PARTS COMPONENT PART NUMBER MODELS OPTICAL ENGINE 52 LCD 938P054010 W D 52531 OPTICAL ENGINE 62 LCD...

Page 30: ... C MOS NT5DS16M16CS 5T ac IC8105 276P029030 IC C MOS NT5DS16M16CS 5T ac IC8205 276P042010 IC C MOS MIC2544 1BM IC8211 276P029030 IC C MOS NT5DS16M16CS 5T IC8212 276P029030 IC C MOS NT5DS16M16CS 5T IC8280 276P215010 IC C MOS DS1337U T R IC8301 275P677010 IC C MOS SN74LVC573APWR ac IC8301 276P399010 IC C MOS 74LVC573APW T IC8302 276P323010 IC C MOS S29AL004D70TFI010H ac IC8303 275P677010 IC C MOS SN...

Page 31: ...TE12L D9H21 262P843010 D CHIP MAZ80560H D9J01 262P828010 D CHIP MC2838 T112 1 D9J02 262P828010 D CHIP MC2838 T112 1 D9J03 262P828010 D CHIP MC2838 T112 1 D9J04 262P828020 D CHIP MC2836 T112 1 D9J05 262P828020 D CHIP MC2836 T112 1 D9J06 262P828020 D CHIP MC2836 T112 1 D9J07 262P087010 D CHIP EC21QS04 TE12L D9J08 262P087010 D CHIP EC21QS04 TE12L D9J09 262P087010 D CHIP EC21QS04 TE12L D9J20 262P08701...

Page 32: ...P BLM18PG6 L8006 409P865080 EMI F CHIP BLM18PG6 L8007 409P865080 EMI F CHIP BLM18PG6 L8008 409P865080 EMI F CHIP BLM18PG6 L8009 409P777080 EMI F CHIP BLM21P221S L8011 409P865080 EMI F CHIP BLM18PG6 L8013 409P865080 EMI F CHIP BLM18PG6 L8080 409P865080 EMI F CHIP BLM18PG6 L8202 409P777080 EMI F CHIP BLM21P221S L8203 409P777080 EMI F CHIP BLM21P221S L8206 351P265010 COIL CHOKE CHIP ACM2012 L8280 409...

Page 33: ...S RV9D00 265P147010 VARISTOR ERZV10D331 RV9D01 265P147010 VARISTOR ERZV10D331 RESISTORS CHIP Type Resistors Listed by Value Part No Value Part No Value 103P509050 1 16W 0OHM 103P492060 1 16W 1 1K F 103P409050 1 8W 0OHM 103P492070 1 16W 1 2K F 103P408080 1 10W 4 7 J 103P502060 1 16W 1 2K J 103P791080 1 16W 5 1 F 103P492090 1 16W 1 5K F 103P409000 1 10W 6 8 J 103P493020 1 16W 2K F 103P500010 1 16W 1...

Page 34: ...41P141030 B50V2200P K 181P808080 16V 10M M 141P141040 B50V2700P K 181P802030 16V 10M M 141P141070 B50V4700P K 181P822030 16V 10M M 105C 141P141080 B50V5600P K 181P826050 50V 10M M 105C 141P142000 B50V8200P K 189P243020 10M25V 141P142010 B50V0 01M K 181P820010 6 3V 22M M 105C 141P133080 B50V0 01M Z 189P243040 22uM25V 141P143080 F50V 0 01M Z 181P820030 6 3V 47M M 105C 141P132030 B50V0 015M K 181P802...

Page 35: ...0 ENGINE LOCKING SPRING 704B226010 BUTTONS FRONT ac 704B226030 BUTTONS b 750A575010 BOX MIRROR a 750A576010 BOX MIRROR bc 750A577010 COVER BACK 761A324010 BASE COMMON 761A340010 GRILL SPEAKER a 761A342010 GRILL SPEAKER bc 761B452010 COVER LAMP 761B455010 COVER SIDEACCESS 761D981010 COVER LED INDICATOR 767D083020 MIRROR 52 a 767D083040 MIRROR 62 bc 771D127010 PAD CABINET BTM 915P043010 LAMP CARTRID...

Page 36: ... SIGNAL ac 934C216002 ASSY PWB SIGNAL b 934C218001 ASSY PWB DM ac 934C218002 ASSY PWB DM b 934C220001 ASSY PWB INTERFACE 935D884001 ASSY PWB PREAMP 935D885001 ASSY PWB FRONT 935D887001 ASSY PWB SW LAMP 935D888001 ASSY PWB CONTROL COSMETICPARTS 716C044010 BADGE BRAND 760A020010 INLAY CHASSIS ac 760A020020 INLAY CHASSIS b ACCESSORIES 290P137010 REMOTE CONTROL IB WD52531 OWNERS GUIDE I QRWD52531 QUIC...

Page 37: ...2C474040 SCREEN CUSHION BTM 8 622C474080 SCREEN CUSHION SIDE 9 761A339010 BEZEL FRONT 10 622C487010 SCREEN CUSHION CORNER 11 622C487020 SCREEN SPACER TOP SMALL WD 62530 WD 62531 1 491P199060 SCREEN LENTICULAR 2 491P202060 LENS FRESNEL 3 593B211040 SCREEN HOLDER S 4 593B212030 SCREEN HOLDER B 5 593B214040 SCREEN HOLDER T 6 622C455010 SCREEN CUSHION TOP 7 622C474010 SCREEN CUSHION BTM 8 622C474060 S...

Page 38: ...MODEL WD 52531 WD 62531 WD 62530 Page 38 MAIN POWER SUPPLY ...

Page 39: ...Page 39 MODEL WD 52531 WD 62531 WD 62530 LCD Engine Fan Supplies DC to DC Suppies ...

Page 40: ...MODEL WD 52531 WD 62531 WD 62530 Page 40 Analog Video Signal Path ...

Page 41: ...Page 41 MODEL WD 52531 WD 62531 WD 62530 Digital Video Signal Path ...

Page 42: ...MODEL WD 52531 WD 62531 WD 62530 Page 42 Sound Signal Path ...

Page 43: ...Page 43 MODEL WD 52531 WD 62531 WD 62530 Overall Control Circuitry ...

Page 44: ...MODEL WD 52531 WD 62531 WD 62530 Page 44 Command Input Circuitry Lamp Control Circuitry ...

Page 45: ...Page 45 MODEL WD 52531 WD 62531 WD 62530 LCD Engine Protect Circuitry Short Protect Circuitry ...

Page 46: ...MODEL WD 52531 WD 62531 WD 62530 Page 46 Auto Input Detection ...

Page 47: ...NG FAN ON 18VON FSTP PBSNC 18VSL 18VSL MD TEMP GND for 10 GND FSTP PBS LAMP TEMP SENSOR DET NC GND GND for 16 GND GND GND FAN VCC PBS GND for 4 HC_CTRL NC FAN VCC LAMP GND FSTP LAMP NC NC NC NC FAN VCC PBS LCDRG FSTP PBS LCDRG FAN VCC LCDB FSTP LCDB HC_CTRL HC_CTRL RMC NC GND MAIN R CLRN ENG 18VSL GND GND 5VS SUB HD MAIN VD 9VS SUB VD DM R FMT CTS 18VSL GND BUSYX ENG MAIN L GND 5VS DDAN ENG GND SU...

Page 48: ...70 C9A46 500V 1 4W R9A26 68 50V C9A21 10U 2 2K 1 2W R9A46 L9D02 1 2 3 4 68K 1 2W R9A15 1 2 3 1000 C9A43 25V 1 16W R9A12 10K F9D00 S10A 125V 1 4W R9A43 270 25V C9A29 680U 1 16W R9A27 100K 1 16W R9A29 100 1M UL 1 2W R9A06 J1 25V C9A33 680U K9A10 LKS1AF 12V 1 S1 2 S2 3 C1 4 C2 1K 1 16W R9A47 C9A03 820U 200V 0 1 C9A17 50V 25V 1 16W R9A36 3 3K F9A07 125V 5A 22K 1 16W R9A07 1 3 0 39 2W R9A21 F9A03 72V 1...

Page 49: ...6 66 3 80 77 96 62 40 24 71 100 35 36 8 98 43 37 2 38 79 4 52 90 17 53 91 18 54 58 55 13 67 34 22 56 33 57 59 78 23 73 26 49 27 41 29 30 32 42 12 63 10 95 45 72 85 20 94 89 83 88 25 MC2838 T112 1 D7A73 MC2838 T112 1 D7A44 1 2 3 4 5 6 7 8 9 10 GND RMC KSC1 STATUS G KSC0 STATUS R LED G PWRLED LED R MAN RST TV RESET 3 9 2 5 6 8 10 1 7 4 TC7SA08FU TE85L F LE HM_RST VCCI 3 3VST HDDFANPWR NC 3 3VSDA PWR...

Page 50: ...3E65 22 C3E62 50V 10 1 4W R3E47 1 16W R3E44 82K 0 47M K C3E47 B50V 390 C3E66 50V 22 C3E42 50V 10K 1 16W R3E46 10K 1 16W R3E66 390 C3E46 50V SI 8008TM TL 3 5 2 4 1 6 10K 1 16W R9H02 1 16W R9H15 68 1 16W R9H12 8 2K 1 16W R9H22 3 9K 820 1 16W R9H11 SI 8008TM TL 3 5 2 4 1 6 820 1 16W R9H21 1 2K 1 16W R9H05 0 22 C9H35 16V L9H06 GSRH104R 100M 1 16W R9H06 68 0 22 C9H23 16V 1 16W R9H13 270 47K 1 16W R9H14...

Page 51: ...6 GND 75 1 16W R2K02 68K 1 16W R2L76 2SC3052 T112 1G Q2L70 1 16W R2L66 1K 2SA1235A T112 1E F Q2L72 1 16W R2L75 1K 1 16W R2L67 1K 10K 1 16W R2L72 2SC3052 T112 1G Q2L71 2SA1235A T112 1E F Q2L80 10K 1 16W R2L80 1 16W R2L81 4 7K 1 16W R2L74 1K 68K 1 16W R2L77 68K 1 16W R2L69 1 16W R2L79 1K 68K 1 16W R2L68 2SC3052 T112 1G Q2L78 1 16W R2L78 1K 1 16W R2L71 1K 2SC3052 T112 1G Q2L79 1 16W R2L70 1K 1 16W R2...

Page 52: ... 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 10K R8GA2 2 7K 1 16W R8G20 1 16W R8G73 390 1 16W R8G75 2 7K 1 16W R8G91 390 TPSCL TPSDA TPE2GND TPFMTRST TPBUSREQ 20 12 21 17 16 8 19 18 3 6 13 5 9 15 4 10 1 2 14 11 7 8 6 5 7 4 1 2 3 1 3 4 2 5 8 6 5 7 4 1 2 3 D8G00 MC2850 T111 1 D8G05 MC2850 T111 1 ACOFF A GND FILTER DET COVER DET GND CLK DI LAMP RELAY MAINRELAY ENG FAN ON FAN DET ENG PROTECT MD TEMP LCD PBS FAN CON...

Page 53: ...W R103 2 2K 3 3K 1 16W R101 3 3K 1 16W R102 1 3 2 1 8VDEMOD 0 1 C1563 25V 16V 10uF C1572 6 3V GND GND 0 1 C1553 25V 16V 10uF C1585 6 3V 12K 1 16W R1533 3K 1 16W R1532 8 6 5 7 4 1 2 3 0 1 C1571 25V 16V 10uF C1557 6 3V 1 0VCORE 0 47 C1551 10V 0 1 C1564 25V 16V 0 1 C1554 25V 16V 0 1 C1556 25V 16V 0 1 C1550 25V 16V 0 1 C1555 25V 16V 0 1 C1549 25V 16V 0 1 C111 25V 16V 0 1 C1541 25V 16V 0 1 C1584 25V 16...

Page 54: ...I2 R INT1 DET INT2 DET INT2CV MTR CV MTR L INT1CV INT1 L INT2 L INT1 R INT2 R MTR R COMP1 DET COMP1Y COMP2 DET COMP2Y COMP1CR COMP2CR COMP1 L COMP2 L COMP2 R AVROUT L DVI2 L KSC1 IN3 L KSC0 GND GND GND GND GND V SW GND LED IN3 Y IN3 R STATUS R RMC STATUS G S SW LAMP G IN3 C LAMP R MANRST IN3 V 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 11...

Page 55: ...R8706 100 DDAN ENG SUB V TV RTS 1 16W R87A0 0 CLRN ENG FMTRST 1 16W R87B0 100 1 16W R87A1 0 1 16W R87A8 100 1 16W R8772 100 1 16W R8713 100 DM RST 3 3VSDA HOTPLG2 DM L 1 16W R8705 100 1 16W R8709 100 ENG SDA DGND FMT TXD E SCS DM VID TV RXD 1 16W R8714 100 MN R MN L TV TXD SUB Cb 1 16W R8793 0 E SRD 1 16W R8721 100 FMT RTS 1 16W R8726 0 SUB H 1 16W R8794 0 FMT CTS E SWD 1 16W R8773 100 I2CDATB 1 1...

Page 56: ...VDDR3 413 VDDC 414 VDDR3 415 VDDR3 416 VDDR3 417 VDDC 418 VDDC 419 VDDR3 420 VDDR3 421 VSSD1 422 AVSSN 423 NC 424 NC 425 NC 426 NC 427 TDATB 4 428 TDATB 3 429 TDATB 2 430 TSTRTB 431 VDDR3 432 VDDR3 433 VDDR3 434 VDDR3 435 VDDC 436 VDDC 437 VDDR3 438 VDDR3 439 VDDC 440 VDDC 441 VDDC18_LEFT 442 VDDC 443 VDDR3 444 IDE_DD 1 445 IDE_QMACLb 446 VSS2D 447 A2VDDQ 448 A2VSSQ 449 A2VSSN 450 VDDDI 451 AVSSN ...

Page 57: ... 1 MDQMA 0 DQMAN 1 DQMAN 2 DQMAN 3 MDQMA 0 MDQMA 1 MDQMA 2 MDQMA 3 MAA 9 MAA 1 MAA 4 MAA 5 MAA 10 MAA 6 MAA 14 MAA 13 MAA 0 MAA 8 MAA 2 MAA 7 MAA 12 MAA 11 MAA 3 CAS RAS DQ0 VDDQ DQ2 VSSQ DQ3 DQ4 VDD VDDQ DQ6 VSSQ DQ1 DQ5 VDDQ WE VDD CS DQ7 NC LDQS NC DNU LDM NC BA0 BA1 A10 AP A0 A1 A2 A3 VDD VSS A4 A5 A6 A7 A8 A9 A11 A12 NC CKE CK CK UDM VSS VREF DNU UDQS VSSQ NC DQ8 VDDQ DQ9 DQ10 VSSQ DQ11 DQ12 ...

Page 58: ...6V 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8...

Page 59: ...0K 1 16W R8365 4 7K 3 3K 1 16W R83A3 1 16W R8388 2 2K 1 16W R8355 10K 1 16W R83C2 10K 1 16W R83B7 10K 120K 1 16W R83A9 1 16W R8329 10K 1 16W R83B6 10K 100 1 16W R8351 1 16W R83A5 100 L8314 BLM18PG600SN1 L83A1 BLM18PG600SN1 L8306 BLM18PG600SN1 L8309 BLM18PG600SN1 L8307 BLM18PG600SN1 L8310 BLM18PG600SN1 L8308 BLM18PG600SN1 L8313 BLM18PG600SN1 L8318 BLM18PG600SN1 6 3V C8301 47 16V C8303 10 6 3V C8308...

Page 60: ...9 25V 16V 0 1 C7E27 25V 16V 0 1 C7E26 25V 16V 0 1 C7E23 25V 16V 8200 C7E25 25V 50V 0 082 C7E24 16V MCR 0 9 MY 0 9 MCB 0 9 SUB H SUB V MAIN Y MAIN Cb MAIN Cr MAIN H MAIN V IC7E05 BA33BC0FP E2 1 3 2 IC7E03 BA18BC0FP E2 1 3 2 DGND DGND DGND DGND DGND DGND DGND DGND DGND DGND DGND DGND DGND 10K 1 16W R7E23 0 1 16W R7E68 0 1 16W R7E67 0 1 16W R7E19 68 1 16W R7E00 100 1 16W R7E16 0 1 16W R7E79 0 1 16W R...

Page 61: ...6 11 DQ30 54 DQ7 13 DQ31 56 DQ8 74 CKE 67 DQ9 76 CAS 18 CK 68 BA1 23 RAS 19 WE 17 CS 20 VDD1 1 BAO 22 VDD2 15 VDD3 29 VDD4 43 VSSQ1 6 VSSQ2 12 VSSQ3 32 VSSQ4 38 VSSQ5 46 VSSQ6 52 VSSQ7 78 VSSQ8 84 VSS1 44 VSS2 58 VSS3 72 VSS4 86 A10 24 NC1 14 A0 25 NC2 21 A1 26 NC3 30 A2 27 NC4 57 A3 60 A4 61 NC5 69 A5 62 NC6 70 A6 63 DQM0 16 NC7 73 A7 64 DQM1 71 A8 65 DQM2 28 A9 66 DQM3 59 DQ10 77 DQ11 79 DQ12 80...

Page 62: ... 4 1 2 3 8 6 5 7 4 1 2 3 150 1 10W R2121 L2235 221 OHM 1000 C2283 50V Q2102 uPA672T A T1 6 1 2 3 4 5 6 3V C9C73 22 35V C9C72 4 7 8 6 5 7 4 1 2 3 10K 1 16W R2103 T2004 ACM2012D 900 2P T00 1000 C2297 50V L2287 221 OHM 0 01 C2100 50V 10K 1 16W R2001 1K 1 16W R2111 L2238 221 OHM 1000 C2255 50V L2295 BLM18A601SN1 1K 1 16W R2118 16V C2289 10 4 7K 1 16W R2030 2SA1235A T112 1E F Q2100 T2104 ACM2012D 900 2...

Page 63: ...C8A20 10 16V 1 16W R8A15 5 1 1 16W R8A16 0 0 1 C8A24 25V 16V 1 16W R8A45 0 1 16W R8A59 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 DGND AUD GND AUD GND AUD GND AUD GND AUD GND AUD GND AUD GND DGND DGND DGND DGND DGND DGND 2SC3052 T112 1E F Q8A01 2SC3052 T112 1E F Q8A02 16V C8A09 10 100 1 16W R8A20 0 1 C8A18 25V 16V 0 1 C8A31 25V 16V 0 1 C8A34 25V 16V 0 1 C8A38 25V 16V 0 1 C8A32 25V 16V 0 1 C8A58 25V ...

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Summary of Contents for WD-52531

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Mitsubishi Electric WD-52531, Service Manual, Page: 35 / 63

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Summary of Contents for WD-52531

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