Toshiba 32WL48A Service Manual Download Page 29

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SIGNAL BOARD PD1899B1 (U001A)

BOTTOM (FOIL) SIDE

23547694

DS-7405

18:NC

1:GND

2:R_HDMI

3:L_HDMI

4:GND

5:SP-MUTE

6:SCAR

T_MUTE

7:WOOFER-SW

8:V

ARI-FIX

9:SPK_OFF

10:TX_BM

1:RX_BM

12:NC

14:SDA1

13:SCL1

15:GND

16:AFT1

17:RES ET_MSP

19:Y_COMP

20:GND

21:Y1_A

22:GND

23:C_CB_A

24:GND

25:CR_A

26:GND

27:HS

28:VS

29:GND

S_SW_E3

SY_E3_GND

SY_E3

L_E3

C_E3

GND

RX_BM

TX_BM

GND

R_BM

C_BM

Y_BM

L_BM

GND

R_AUDIO

GND

L_AUDIO

GND

TUNER-GND

DET_HP

R_E3

GND

5V2

14:ACDETECT

5:GND

20:26V

15:GND

16:GND

1:32V

10:GND

13:5V1

12:GND

18:GND

19:GND

17:GND

22:26V

23:26V

21:26V

8:GND

9:12V

6:5V2

7:5V2

1:GND

3:9V

4:9V

2:GND

14:SIF out

12:AFT

1:SDA

10:SCL

9:NC

8:RF AGC

7:VT

13:A-DET

out

TP-12

6:SW2

5:SW1

4:NC

3:5V

2:NC

16:NC

17:VIDEO out

15:32V

MON-L

AUDIO-L

AUDIO-R

MON-R

E4-CR

E4-R

E5-CR

E5-CB

E5-Y

E5-L

E5-R

WOOFER

MON-V

E2-S
E1-S

E2-R

E2-V
E1-V

E2-L
E1-L

E1-R

E4-Y

E4-CB

E4-L

PV90

PS01

C678

RR05

RC40

C632

RS92

CC85

RR01

RR02

RR04

P662

RR06

CS18

GR610

C677

R671

Q671

CC86

CS17

C687

RC24

R673

GR611

CC41

C688

GRR05

RC41

CC40

RC23

RR03

PJ01A

RS93

QF16

RV80

C680

CF39

D641

C690

CF34

CF40

C602

C601

PM02

RF18

R684

LF09

C694

D674

RV79

R675

C681

C696

QF17

R677

RF19

R685

RF20

C682

RF22

P601

RF21

RF25

QF15

D607

C651

D675

R676

Q672

Q610A

D640

Q610

C652

RF27

R697

RF45

PV25A

CF35

L289

PM01B

GR289

P816B

RF23

L288

CF36

RF26

GR288

RF24

CF37

X6001

C6071

R6050

C6050

L6006

C6054

C6070

C6052

C6051

R6062

R6044

R6045

C6087

R6083

R6060

R6061

R6081

L601

L6010

R6082

L6003

L6002

R6077

R6078

R6076

R6079

R6070

C6055

L6001

C1
10

C101

CS09

C117

R104

L103

GR602

Q101

R108

P515A

CS08

CC75

R166

R161

RS78

R114

R163

R1
13

R103

R1
15

C1
15

Q102

R102

GR01

GR08

C166

P516A

GC05

GR612

R160

R167

C164

Q162

LC10

C190

C1
12

Q161

C118

R168

RS80

P515B

L191

GR05

C114

CC76

CS1

RS06

D101

111

L190

RS77

C103

R112

GR06

L1
10

LC12

GR07

PK05

R101

C165

RS04

R105

R164

R170

CS04

GR613

L102

RS08

CS10

R165

C1
16

H001

C1
13

C161

LC09

RS76

R162

R169

111

QS21

RS12

RS81

RS20

RS79

QS20

RS13

CC71

L101

C162

C163

CS06

CC74

R107

RS09

LC1

R4109

R4122

R4123

GJ414

Q4109

C6025

C6029

R6029

R6028

C6026

C6028

GRS07

GRS06

C6045

C6044

RD07

C6010

R6080

CD10

RD10

CD01

CD20

RD14

DV17

GC02

Q4102

R4126

Q4105

CV26

LC13

C4105

CV41

LV01

RV
0

RS406

RS401

CV16

RS67

Q4103

CC67

RS16

RV
2

Q4100

CV06

RC04

V237

RS25

CV20

R4106

QS03

PV04

R4113

V244

C4102

L280

CV93

RV43

R4107

RV
4

CV42

CV14

R4119

RS404

QS04

R4103

PV05

CV92

V246

V125

R229

RS19

QV12

R41

R4105

RC02

CC21

V124

R41

CV25

R4100

RV
4

CS88

V241

C4106

R4120

RV
1

RS407

CC04

GJ413

RV
1

RV15

QS18

RS417

RV111

DV09

CV15

RS14

V27

RS62

V233

QS14

RS17

R4102

V242

C4100

RS15

RS90

RV37

QV06

C4101

GC04

RV123

RS24

RS63

RV101

RV28

R4101

D4100

V245

CS90

GJ603

CV28

QV1

GRV15

R4121

RV
4

RV38

RS26

RS400

RC03

X4100

RS416

Q4108

DV37

R4104

CC63

RS91

R41

RV
4

C4107

CV22

DV28

V243

RV
0

R4108

CV31

RS405

Q4101

CV40

CC66

CV27

CV23

RB44

RS57

CS12

RS45

R617

RS83

V212

RS23

RS530

RS40

CS45

RB46

RS33

CV17

V236

GRV13

P517B

CV21

RB33

RC06

GR280

RS60

RS529

RC13

CS15

RC37

GRV14

DS13

DV06

PV02

RS27

RB49

CB40

RB34

RS89

RS35

RC38

GC01

RV17

RS36

RS29

DS14

RB42

RS97

RS28

V235

D619

QB43

QS08

RV
2

CS84

V240

QS108

CV07

CB43

GC06

RS84

V21

CB41

CS40

RB35

RS41

RV
1

CC79

RS18

CS16

RB32

DV19

RV13

CS83

CS44

CC69

QS09

RB40

RS30

LV42

D617

RS96

CC70

RS44

RC05

RS49

QB42

RS61

RS58

CS39

Q615

Q627

RS34

RV60

QB44

RC16

V232

QS05

RB43

RS48

GC03

RB41

V231

CS48

DB40

CB44

CS49

LV
0

LC18

CC62

QS1

RS59

RC01

CB42

CS41

QS10

PV03

CC82

LC29

RS39

V234

PV01

CV08

P516B

C678

RR05

RC40

C632

RS92

CC85

RR01

RR02

RR04

RR06

CS18

GR610

C677

R671

Q671

CC86

CS17

C651

R676

Q672

RC24

R673

GR611

CC41

GRR05

C652

RC41

CC40

RC23

RR03

RS93

QF16

RV80

CF39

D641

C690

CF34

CF40

C602

C601

CF35

RF18

R684

LF09

C694

D674

RV79

R675

C696

QF17

R677

RF19

R685

RF20

RF22

RF23

RF21

RF25

CF36

RF26

QF15

D607

D675

D640

RF24

RF27

R697

RF45

CF37

GR289

GR288

C6071

R6050

C6050

L6006

C6054

C6070

C6052

C6051

R6062

R6044

R6045

C6087

R6083

R6060

R6061

C6010

R6081

L601

L6010

R6082

L6003

L6002

R6077

R6078

R6076

R6079

R6070

C6055

L6001

C110

C101

CS09

C117

R104

L103

GR602

Q101

R108

CS08

CC75

R166

R161

RS78

R1
14

R163

R1
13

R103

R1
15

C115

Q102

R102

GR01

GR08

QS04

C166

GC05

RS19

GR612

R160

R167

C164

Q162

LC10

C190

C1
12

Q161

C118

R168

RS80

L191

GR05

C114

CC76

CS11

RS06

D101

C111

L190

RS77

C103

R112

GR06

LC12

GR07

R101

C165

RS04

R105

R164

R170

CS04

GR613

L102

RS08

CS10

R165

C1
16

C1
13

C161

LC09

RS76

R162

R169

111

QS21

RS12

RS81

RS20

RS79

QS20

RS13

CC71

C162

C163

CS06

CC74

R107

RS09

LC1

R4109

R4122

R4123

GJ414

Q4109

C6025

C6029

R6029

R6028

C6026

C6028

GRS07

GRS06

C6045

C6044

RD07

R6080

CD10

RD10

CD01

CD20

RD14

DV17

GC02

Q4102

R4126

Q4105

CV26

LC13

C4105

CV41

RV
0

RS406

RS401

CV16

RS67

Q4103

CC67

RS16

RV
2

Q4100

CV06

RC04

V237

RS25

CV20

V236

R4106

QS03

R41

V244

C4102

CV93

RV43

R4107

RV
4

CV42

CV14

R4119

RS404

R4103

CV92

V246

V125

R229

QV12

R41

R4105

RC02

CC21

V124

R41

DV06

CV25

R4100

RV
4

CS88

V241

C4106

R4120

RV
1

RS407

CC04

GJ413

RV
1

RV15

QS18

RS417

RV111

DV09

CV15

RS14

RV
2

RS62

V233

QS14

RS17

R4102

V242

C4100

RS15

RS90

RV37

QV06

C4101

GC04

RV123

RS24

RS63

RV101

RV
2

DV19

R4101

D4100

V245

CS90

GJ603

CV28

QV11

V15

R4121

RV
4

RV60

RV38

RS26

RS400

RC03

V232

RS416

Q4108

DV37

R4104

CC63

RS91

R41

RV
4

C4107

CV22

DV28

V243

RV
0

R4108

CV31

RS405

Q4101

CV40

CC66

CV27

CV23

RB44

RS57

CS12

RS45

R617

RS83

V212

RS23

RS530

RS40

CS45

RB46

RS33

CV17

GRV13

CV21

RB33

RC06

GR280

RS60

RS529

RC13

CS15

RC37

V14

DS13

RS27

RB49

CB40

RB34

RS89

RS35

RC38

GC01

RV17

RS36

RS29

DS14

RB42

RS97

RS28

V235

D619

QB43

QS08

RV
2

CS84

V240

QS108

CV07

CB43

GC06

RS84

RV
2

CB41

CS40

RB35

RS41

RV
1

CC79

RS18

CS16

RB32

RV13

CS83

CS44

CC69

QS09

RB40

RS30

LV42

D617

RS96

CC70

RS44

RC05

RS49

QB42

RS61

RS58

CS39

Q615

Q627

RS34

QB44

RC16

QS05

RB43

RS48

GC03

RB41

V231

CS48

DB40

CB44

CS49

LV
0

LC18

CC62

QS1

RS59

RC01

CB42

CS41

QS10

CC82

LC29

RS39

V234

CV08

Summary of Contents for 32WL48A

Page 1: ...SERVICE MANUAL LCD Color TV 32WL48A 32WL48E 32WL48R 32WL48T FILE NO 040 200413 Oct 2004 YC X ...

Page 2: ...VICE MODE 7 DESIGN MODE 10 LOCATION OF CONTROLS 11 LAYOUT OF MAJOR BOARDS 14 MECHANICAL DISASSEMBLY 15 EXPLODED VIEW 17 PACKING DISASSEMBLY 19 CHASSIS AND CABINET REPLACEMENT PARTS LIST 21 PC BOARDS TOP BOTTOM VIEW 29 BLOCK DIAGRAM 43 SPECIFICATIONS END APPENDIX SCHEMATIC DIAGRAM ...

Page 3: ...f injury or where there could be physical damage in the event of operational error Physical damage means major damage to a home furnishings and other possessions Examples of marks SHOCK HAZARD PROHIBIT DISASSEM BLING UNPULUG The indicates caution including danger and warning The actual meaning of this caution is indicated inside the or nearby illustrations or text The example shown to the left ind...

Page 4: ...fied parts when the mark is included in a circuit diagram or parts list Parts mounting and routing of the wiring should be the same as that used originally For safety purposes insulating materials such as tubing or tape is sometimes used and printed circuit boards are sometimes mounted floating Also make sure that wiring is routed and clamped to avoid parts that generate heat and which use high vo...

Page 5: ...of the LCD module with the corresponding holes in the LCD cover and fasten with screws Do not strongly push on the mod ule because any impact can adversely affect the perform ance Also use caution when handling the polarized screen because it can easily be damaged CAUTION The metal edges of the LCD module are sharp so use caution to avoid in jury 3 If the panel surface becomes soiled wipe with cot...

Page 6: ...s described in the specifications Failure to do so could result in freezing of the liquid crystal due to cold air or loss of resilience or other damage 9 Do not disassemble the LCD module Such actions could result in improper operation 10 When transporting the LCD module do not use packing containing epoxy resin amine or silicon resin alcohol or oxim The gas generated by these materials can cause ...

Page 7: ...e on TV or Remote Adjustment menu mode ON OFF MENU button on TV Initialization of the memory QA02 CALL Channel button on TV s Reset the count of operating protect circuit to 00 CALL Channel button on TV t RCUT selection 1 button GCUT selection 2 button BCUT selection 3 button SCNT selection 4 button COLP selection 5 button TNTC selection 6 button Convergence adj YELLOW button Self diagnostic displ...

Page 8: ...fter replacing QA02 the following initialization is required 1 Enter the service mode then select any register item 2 Press and hold the CALL button on the Remote then press the CHANNEL s button on the TV The initialization of QA02 has been complated 3 Check the picture carefully If necessary adjust any adjustment item above Perform Auto tune on the owner s manual CAUTION Never attempt to initiali...

Page 9: ...48_ASIA and Version 1 00 indicates WL48_ASIA_100 Time Total hour of turn the TV on Unit H Power Operation number of protecting circuit 00 is normal When indication is other than 00 overcurrent apt to flow and circuit parts may possibly be damaged BusCont OK is normal When type name of semiconductor indicates 1 2 3 4 5 1 2 3 4 5 6 6 1 2 BLOCK 3 UV TV reception mode C1 V1 VIDEO 1 input mode C2 V2 VI...

Page 10: ... of item OPT3 2 SELECTING THE ADJUSTING ITEMS Every pressing of CHANNEL t button in the design mode changes the adjustment items in the order of table 3 s button for reverse order Version information of microprocessor Main tuner information Sub tuner information Selectable picture information Position information Signal information Screen size information Sound system information Scan mode informa...

Page 11: ...p view Top view MENU OK P Input source selection MENU Volume Menu Program position Menu You can swivel the TV screen Swivel angle 15 degrees to left and right Remote sensor Power ON indicator red TV front view On timer indicator green Top Front ...

Page 12: ...ht side view TV back view Cable holder You can use the cable holder to hold antenna cable video and audio cables etc When moving the TV do not hold this holder DVI AUDIO input Back view Left side view Card into the slot Left side view 2 VIDEO 2 input terminals Power cord Headphone Not supplied Press here to open the door Headphone jack 3 5 mm stereo HDMI input WOOFER output terminal 3 VIDEO 3 inpu...

Page 13: ...ext Bass boost on off External woofer on off Sound mute When in VCR or DVD mode Only for Toshiba VCR DVD players to PAUSE to EJECT to SKIP REWIND to SKIP FORWARD to PLAY to STOP to REWIND to FAST FORWARD DVD MENU P P 2 1 3 5 4 6 8 7 9 VCR TV DVD 0 OK CALL MENU EXIT BRIDGE MEDIA Teletext control buttons Four colored buttons Red Green Yellow Blue When in TV Teletext mode To reveal concealed text v T...

Page 14: ... 14 LAYOUT OF MAJOR BOARDS U001A SIGNAL BOARD U001D POWER SW BOARD U002A LOWB BOARD U001C LED RMT BOARD U800 POWER BLOCK MODULE U001B FRONT AV BOARD U003 SCALER BOARD U002B KEY BOARD ...

Page 15: ... A340 U002B MB01 A325 A320 P801 U001B U001C BITTB3 12 5 PP3 8 Black 2 PP3 8 3 PP3 8 2 PP3 8 PP3 8 BITTB3 8 3 PP3 8 PP3 8 4 PP3 8 2 PP3 8 Black BITTB3 12 2 BITTB3 12 MECHANICAL DISASSEMBLY 1 Remove the stand foot and back cover 2 Remove the boards FRONT AV LED REM and piece key ass y ...

Page 16: ... 8 2 PP3 8 8 PP3 8 7 A317 B001 A201 PP3 8 2 PP3 8 12 PP3 8 2 PB4 5 2 PP4 5 2 PP3 8 2 PB4 5 PB4 5 If a power sw board is touched there is fear of the electric shock accident Please be sure to do work after covering with sheet insulator 3 Remove the boards POWER SW LOWB SIGNAL SCALER and speaker 4 Remove the display ...

Page 17: ...2 5 BITTB3 8 3 PP3 8 PP3 8 4 PP3 8 2 BITTB3 12 2 PP3 8 4 PP3 8 2 PP3 8 Black 5 PP3 8 Black 2 PP5 16 Black 5 PP3 8 Black PP3 8 3 PP3 8 2 PP3 8 PP3 8 A450 A401 A340 MB01 A325 A320 A420 P801 A445 U001B U001C A730T A730E U002B SCREW 4 40UNC JFS 4S L 13 BITTB3 12 ...

Page 18: ...TTB4 16 4 BITTB4 16 PP3 8 4 Spring OFDM PP3 8 7 PP3 8 2 PP3 8 8 PP3 8 2 PB4 5 PB4 5 PP3 8 12 PP3 8 2 PB4 5 2 PP3 8 PP4 5 2 PP3 8 2 PP3 8 7 U800 U003 U001A U002A U001D S801A B001 W661 W661 A201 sheet inslator 2 Main Block ...

Page 19: ... 19 PACKING DISASSEMBLY Y109 A701B A701T A701E A702B A702B A702A A702A A705 A705 Y130 Y170 Y101M Y101K Y101J Y101H Y101A ...

Page 20: ... 20 MEMO ...

Page 21: ...53 24092538 CERAMIC CHIP 10V F 1UF Z C661 24109102 CERAMIC CHIP 50V B 1000PF K C662 24109102 CERAMIC CHIP 50V B 1000PF K C663 24619100 ELECTROLYTIC 16V 10UF M C665 24619142 ELECTROLYTIC 50V 3 3UF M C666 24619142 ELECTROLYTIC 50V 3 3UF M C671 24619143 ELECTROLYTIC 32Q 50V 4 7UF M C674 24619143 ELECTROLYTIC 32Q 50V 4 7UF M C677 24109681 CERAMIC CHIP 50V B 680PF K C678 24109681 CERAMIC CHIP 50V B 680...

Page 22: ... 24092731 CERAMIC CHIP 16V B 1UF K CS09 24092731 CERAMIC CHIP 16V B 1UF K CS10 24092731 CERAMIC CHIP 16V B 1UF K CS11 24092731 CERAMIC CHIP 16V B 1UF K CS12 24109473 CERAMIC CHIP 25V B 0 047UF K CS15 24092731 CERAMIC CHIP 16V B 1UF K CS16 24092731 CERAMIC CHIP 16V B 1UF K CS17 24092726 CERAMIC CHIP CK733B 16V 2 200 000PFK CS18 24092726 CERAMIC CHIP CK733B 16V 2 200 000PFK CS26 24619100 ELECTROLYTI...

Page 23: ...AL FILM 1 4W 39 OHM F R871 24000356 METAL FILM 1 4W 820 OHM F R872 24011102 CHIP METAL FILM 1 20W 1K OHM J R896 24011473 CHIP 1 20W 47K OHM J R897 24011222 CHIP METAL FILM 1 20W 2 2K OHM J R898 24011222 CHIP METAL FILM 1 20W 2 2K OHM J R4100 24011101 CHIP METAL FILM 1 20W 100 OHM J R4101 24011681 CHIP METAL FILM 1 20W 680 OHM J R4102 24011471 CHIP 1 20W 470 OHM J R4103 24011102 CHIP METAL FILM 1 2...

Page 24: ... RS10 24011104 CHIP METAL FILM 1 20W 100K OHM J RS11 24011223 CHIP 1 20W 22K OHM J RS12 24011104 CHIP METAL FILM 1 20W 100K OHM J RS13 24011104 CHIP METAL FILM 1 20W 100K OHM J RS14 24011103 CHIP METAL FILM 1 20W 10K OHM J RS15 24011102 CHIP METAL FILM 1 20W 1K OHM J RS16 24011473 CHIP 1 20W 47K OHM J RS17 24011473 CHIP 1 20W 47K OHM J RS18 24011103 CHIP METAL FILM 1 20W 10K OHM J RS19 24011104 CH...

Page 25: ...M J RV237 24872750 CHIP 1 16W 75 OHM J RV240 24872750 CHIP 1 16W 75 OHM J RV241 24011100 CHIP METAL FILM 1 20W 10 OHM J RV242 24011100 CHIP METAL FILM 1 20W 10 OHM J RV243 24011100 CHIP METAL FILM 1 20W 10 OHM J RV244 24872750 CHIP 1 16W 75 OHM J RV245 24872750 CHIP 1 16W 75 OHM J RV246 24872750 CHIP 1 16W 75 OHM J COIL TRANSFORMERS L101 23248296 COIL CHOKE L102 23103828 INDUCTOR BEAD TEM2121M L10...

Page 26: ...859 DIODE 1SS133 D846 23316782 DIODE ZENER MTZJ6 2C D870 23316637 DIODE SCHOTTKY FMB G14L D872 23316664 DIODE ZENER MTZJ4 3 C D873 23118859 DIODE 1SS133 D896 23115532 DIODE ERB12 01 D897 23118859 DIODE 1SS133 D898 23118859 DIODE 1SS133 D6001 23316231 DIODE 1SS355 DB01 23358564 DIODE LED SLR 56VC3FPQ DB02 23358563 DIODE LED SLR 56MC3FPQR DB40 23316231 DIODE 1SS355 DE40 23118096 DIODE RK34 DE42 2331...

Page 27: ...ONNECTOR PLUG 3P2 5MMGJST EH B3B EH F1 TV4 PJ01A 23713453 CONNECTOR 29PJST29FMN BTK A PM01B 23368578 CONNECTOR PLUG4P 2 5MMGJST EH B4B EH F1 TV4 PM02 23367071 CONNECTOR PLUG NP2 5MMGJST EH B11B EH F1A PP02 23974994 BAND KESSOKU PP08 23974994 BAND KESSOKU PP12 23974994 BAND KESSOKU PS01 23023273 JACK PIN 2P JALCO YKC21 4707N PV01 23023004 CONNECTOR JACK 2S0P JLC PV02 23023268 JACK PIN 6 6P JALCO YK...

Page 28: ...X12SBN A401 23532986 COVER BACK COVER ASSY A410 23717219 SCREW PP3X8 SW WSBN A420 23436857 FOOT STANDS1304E237 A440 23717177 SCREW PP5X12 SW WSBN A445 23532988 COVER BCSTANDCOVER A450 23532989 COVER BCTERMINALCOVER Y109 23945015 BAG POLYETHYLENE COVER 250X400 Y170 23845800 WIRE HOLDER NYLON66 D6 8 ...

Page 29: ...CC63 RS91 R4114 RV40 C4107 CV22 DV28 RV243 RV02 R4108 CV31 RS405 Q4101 CV40 CC66 CV27 CV23 RB44 RS57 CS12 RS45 R617 RS83 RV212 RS23 RS530 RS40 CS45 RB46 RS33 CV17 RV236 GRV13 P517B CV21 RB33 RC06 GR280 RS60 RS529 RC13 CS15 RC37 GRV14 DS13 DV06 PV02 RS27 RB49 CB40 RB34 RS89 RS35 RC38 GC01 RV17 RS36 RS29 DS14 RB42 RS97 RS28 RV235 D619 QB43 QS08 RV23 CS84 RV240 QS108 CV07 CB43 GC06 RS84 RV211 CB41 CS...

Page 30: ...RV32 LV18 LV10 RV30 GRV16 RV45 RV102 CV36 DV08 CV01 LV21 CV35 CS89 GRV17 GRV18 GRS05 CS26 GJ410 DV36 GRV45 GRV54 CS91 RV35 CV32 CV30 DV34 LV17 LV14 GRV55 GRV50 C4103 RV103 RS403 GRV43 LV11 GRV19 GRV49 CV34 RV47 CS93 GRV44 LV19 QS12 LV13 RV39 R4116 GRV20 CV53 GRV42 GRV53 LV15 LV16 DV30 GRS04 GRV21 CV33 GRV29 GRV48 RV29 CV91 CV03 Q4104 RV48 R4111 DV38 R4110 X4100 RV36 QV01 DV35 R4112 LV20 DV39 CV05 ...

Page 31: ... C605 RV121 RC12 GR604 R691 CV121 R690 FRONT AV BOARD PD1899B2 U001B TOP COMPONENT SIDE 1 2 3 4 1 2 3 4 5 L_GND L_SPK R_GND L_GND L_AMP R_GND R_AMP NC R_SPK 12 10 11 2 PD1899 23590088 4 1 2 3 5 6 7 8 9 P601A P661 LC32 LC31 PV60 LC33 P602 PV61 PV25B LC32 LC31 LC33 LED RMT BOARD PD1899B3 U001C BOTTOM FOIL SIDE 23547694 DS 7405 TIMER POWER 9 RMT GND GND LED 3 3V NC 5V1 GND 4 1 8 7 6 5 3 2 DB02A DB02 ...

Page 32: ...V 2 GND GND CE41 RE41 CE44 QE40A GE42 CE40 QE40 Q822 D833 P819 L839 Q825 D896 R848 P818 R845 R838 Q829 D832 C899 D898 R896 D897 R898 R897 Q823 R871 C8351 L871 Q829A G872 C871 Q835A D870 R870 C872 C844 R853 L836 Q870A C841 D870A C870 Q835 Q824 C874 Q870 C876 DE40 CE42 P807A P809A PJ85B PJ84B PJ12B RE40 LE41 LE40 CE46 DE40A RE42 C835 DE42 C839 CE45 D810 LE43 DE43 C837 C838 D820 C823 R839 D846 R835 G...

Page 33: ...SCALER BOARD PD1901B1 U003 BOTTOM FOIL SIDE 37 38 ...

Page 34: ...SCALER BOARD PD1901B1 U003 TOP COMPONENT SIDE 39 40 ...

Page 35: ...000 M 1 000 000 All resistors are 1 6W and 5 tolerance carbon resistor unless otherwise noted as the following marks 1 2R Metal or Metal oxide of 1 2 watt 1 2S Carbon compsistion of 1 2 watt 1RF Fuse resistor of 1 watt 10W Cement of 10 watt K 10 G 2 F 1 2 CAPACITOR Unless otherwise noted in schematic all capacitor values less than 1 are expressed in F and the values more than 1 in pF All capacitor...

Page 36: ...9 SUB MICON 1 3 SHEET 9 27 59 2 3 SHEET 10 28 59 3 3 SHEET 11 29 59 LVDS OUT SHEET 12 30 59 POWER CONNECTOR AND DIMMING SHEET 13 31 59 LVDS POWER AND OTHERS SHEET 14 32 59 LVDS OUT LG LCD SHEET 15 33 59 3chADC2_LPF SHEET 17 34 59 3chADC1 SHEET 18 35 59 DC DC CONVERTER SHEET 19 36 59 M2 1 7 SHEET 20 37 59 2 7 SHEET 21 38 59 3 7 SHEET 22 39 59 4 7 SHEET 23 40 59 5 7 SHEET 24 41 59 6 7 SHEET 25 42 59...

Page 37: ...L BLOCK IC42S16400 MX29LV800 VIDEO OUT Y C SD RAM M2 MICON FLASH SDA6001 5V 2 5V 3 3V 3 3V 5V OSD 5V TUNER CXA2189Q UPD64084 VPC3230D TC90A94TB V QV01 Y LPF SCL SDA LPF V 3DYCS C LPF NTSC PAL SECAM SCART RGB LCD SCL SDA SCL SDA LPF Y V 480i 576i LPF C EXT 1 V Y C 480i 576i LPFX3 YCbCr SCALER LVDS H V V SW SM5301ASG EXT 2 FB 2 BLK V Y Y Y C SW 480p 576p C C 1080i 720p 1 Y Y V Y LPF Y Cb C C Cb Cb A...

Page 38: ... 4 pin S video Phono jacks A V C1 Input Component video Y PB CB PR CR Phono jacks Audio L Mono R C2 Input Component video Y PB CB PR CR Phono jacks Audio L Mono R MONITOR Output Phono jacks A V AUDIO Output Phono jacks Audio L R Fixed Variable Woofer Output Phono jack Bass Line out Variable PC Input Mini D sub 15 pin Analog RGB Audio Input 3 5 mm stereo mini jack Headphones jack 3 5 mm Diameter st...

Page 39: ......

Page 40: ...SERVICE MANUAL LCD Color TV 32WL48A 32WL48E 32WL48R 32WL48T FILE NO 040 200413 Oct 2004 YC X ...

Page 41: ... 23 22 21 13 14 6 5 8 9 7 2 1 4 3 11 10 12 15 16 26V 26V 26V 26V SOUND GND SOUND GND SOUND GND SOUND GND GND ACDETECT 5V 1 GND 32V GND 12V GND 5V 2 5V 2 GND 9V 9V GND GND 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 GND 11 12 10 9 5 12VLCD 6 GND 12VLCD 2 12VLCV 1 12VLCD 4 12VLCD 3 GND 8 7 GND SIGNAL SIGNAL SCALER ANT MJ22 LED RMT KEY MJ50 M803 SIGNAL Wireless Module 26 32WL48B G 3 3...

Page 42: ...515B 16V470 16V470 1 10W75 1 10W75 4P_2 5mm_1 5A_Beige 12P_2 5mm_1 5A_Beige 29FMN BTK A PLUD B B 23P 11P_2 5mm_1 5A_Beige 16V470 16V470 KETSU SHORT KETSU SHORT 1P 1P C_BM_GND C_BM Y_BM_GND Y_BM DET_HP SP_MUTE SCART_MUTE VARI FIX TX_BM RX_BM GND SCL1 SDA1 GND AFT1 RESET_MSP GND GND 26V GND 32V 12V 5V2 L_BM R_BM GND GND 9V RX_BM TX_BM L_HDMI R_HDMI GND GND S_SW_E3 SC_E3_GND SC_E3 SY_E3 R_E3 GND L_E3...

Page 43: ...1 5k 1k 2SC3437Y L 100 1k 2SC3437Y L 100 1k 1 5k 10 SHORT SHORT SHORT SHORT 1 8W270 25V0 1 25V0 1 ACM32251022 ACM32251022 ACM32251022 MA8056 M MA8056 M MA8056 M MA8056 M MA8056 M MA8056 M MA8056 M MA8056 M MA8056 M MA8056 M MA8056 M 25V0 1 MA8056 M MA8056 M MA8056 M 25V0 1 MA8056 M 25V0 1 B16V1 0u 100 25V0 1 SHORT SHORT 100 KETSU 10 10 10 B16V1 0u 100 OPEN SHORT KETSU 25V0 1 KETSU 1k 2SC3437Y L 2S...

Page 44: ... C6045 CD20 C6070 R6045 R6044 R6083 C6034 C6075 C6030 R6021 R6023 C6026 C6025 R6026 R6025 R6028 C6029 C6028 R6029 C6033 D6001 C6032 Q6009 R6071 Q6008 C6016 C6023 R6020 C6020 C6021 L6005 330 330 KETSU KETSU KETSU KETSU KETSU SHORT SHORT TEM2121M MSP3410G QI B8 V3 25V0 1 25V0 1 100K KETSU KETSU TEM2118M KETSU KETSU KETSU TEM2118M KETSU KETSU 4 7k KETSU SHORT 4 7k SHORT 18 432 KETSU KETSU NJM2150V 10...

Page 45: ...3 CHIP JP KRD 8622 EARPHONE J D3 5 KETSU KETSU KETSU KETSU KETSU SHORT SHORT SHORT SHORT B1000p SHORT 820 820 SHORT 1 8W75 SHORT B1000p 1 8W75 1 8W75 KETSU CHIP JP RM73B1JR00OD CHIP JP SHORT TEM2121M 1000 1000 TEM2121M TEM2121M 1000 1000 SHORT 1000 CHIP JP TEM2121M TEM2121M 1P Y C Socket SW KETSU KETSU KETSU KETSU KETSU CHIP JP CHIP JP CHIP JP CHIP JP B1000p 22k 680 680 B1000p 22k 680 680 B1000p 2...

Page 46: ...7 BA4558F E2 MA8068 H BA4558F E2 100p 47K B16V1 0u B16V1 0u 47K KETSU 100p 82K 6 8K B16V2 2u_K 22K 39K 4 7K 39K 4 7K B16V2 2u_K 100p OPEN 2 7K B16V1u_K OPEN KETSU KETSU KETSU GND W_OUT W_APRO L_APRO R_APRO GND 12V L_VARI R_VARI GND L_VARI R_VARI GND W_OUT R_APRO GND L_APRO W_APRO 12V GND 11 A1 11 A1 8 F1 3 C7 3 C7 3 C7 8 A1 0 6 9 7 0 7 0 6 9 7 0 7 0 11 8 11 8 0 6 9 7 0 7 0 32WL48A E R T SIGNAL SHE...

Page 47: ...516A R168 R113 GR05 GR08 RM73B1HR00OD 5p 5p B25V0 01 B25V0 01 KETSU ENG39A07GF KETSU KETSU KETSU B25V0 01 18k 0 1uF TEM2121M KETSU 100 RM73B1HR00OD RM73B1HR00OD 220u 16V470 TEM2121M TEM2121M 100p 6 8k KETSU RM73B1HR00OD 16V470 KETSU RM73B1HR00OD KETSU KETSU KETSU KETSU KETSU KETSU KETSU 100 100 KETSU RM73B1HR00OD KETSU 2SC4081 Q B1000p KETSU KETSU RM73B1HR00OD KETSU KETSU 50V 4 7 27k KETSU KETSU K...

Page 48: ... 47K 16V10u 10K 1SS355 1SS355 22K 22K B1000p RN2404 100K 4 7K 2SC4081 Q 2SA1162Y 1SS355 100K 1SS355 100K 1SS355 1K 100K 10K 10V1u 1SS355 B1000p 2SC4081 Q 1SS355 SCART_MUTE 5V1 ACDETECT 5V1 9V A_MUTE DET_HP SPK_OFF MUTE_AUDIO SP_MUTE MUTE_SPK W_MUTE ACDETECT 5V1 9V A_MUTE DET_HP WOOFER_SW MUTE_AUDIO SP_MUTE W_MUTE SCART_MUTE 5V1 SPK_OFF MUTE_SPK 1 A6 7 A2 8 B1 8 E1 1 C7 1 B2 11 B1 1 B2 8 F1 1 B2 7 ...

Page 49: ... 100 2SC3326B 47K 100K 2SC4081 Q 10 B16V2 2u_K MA8068 H 3 3K 100K 100K B16V1u B16V2 2u_K CD4053BNSR B16V2 2u_K 100K 100K 100 B16V2 2u_K 100 100 100K 100K 4 7k 2SC4081 Q 100 100 2SC4081 Q 4 7k 2SC3326B 47K 100K 47K 2SC3326B 100K 1k B16V1 0u B16V1 0u 1k 22k 16V4 7u B16V1 0u B16V1 0u 100 22K 2SC2712Y KETSU KETSU 8 2K 8 2K 10V1u 100 100 100 16V47u OPEN OPEN 100 KETSU KETSU KETSU KETSU KETSU KETSU KETS...

Page 50: ...F23 CF35 CF39 1k 680 150 270 680 1 5k 330 1k 680 RM73B1H471JD 2SA1576A 10 RM73B1HR00OD KETSU RM73B1HR00OD OPEN OPEN 16V10u B6 3V10u_K B6 3V10u_K MM1501XNRE 25V0 1 RN1404 10nF CHIP JP 2SC4081 2SC4116 Y OPEN 2SC4081 2SC4116 Y OPEN 27k 2SA1576A 2SA1586 Y 10V1u 2 2k COLTRF4101CG 10nF 1k 100 68k 16V10u 2SA1576A 2SA1586Y OPEN 68p OPEN 470 COLTRF4101CG 470 68k 27k 2 2k 2SA1576A 2SA1586Y 68p OPEN 2SA1576A...

Page 51: ...39 RV44 25V0 1 16V470 10k COLTRF4100CG COLTRF4100CG 16V47 47K 47K 0 1uF 1SS355 2SC4081 Q 22k KETSU MM1505XN 16V100 1M 47K B2200 3 9k 10V1 2SA1576A F0 1 3 9k 2SA1576A KETSU 2SC4081 Q B3300 2 2k 330 12k SHORT 1 10W75 CH22 CH560 100 16V100 KETSU V3_QV01 5V2A 9VA GND TV_SYNC M_VOUT 9VA GND V_TV V_TV1 GND GND GND 2 A8 1 A5 10 B1 2 E5 4 B6 10 A2 6 D8 2 B1 4 7 0 0 4 7 9 2 32WL48A E R T SIGNAL SHEET 10 11...

Page 52: ... R672 C632 C690 Q671 R680 C677 R673 D674 C652 TA8246AHQ 50V47 50V4 7u 50V4 7u 50V3 3u 50V3 3u 5P_2 5mm_1 5A_Beige 35V1000 35V1000 35V1000 0 1 1 8K 1SS355 4 7K 1k KETSU 1 8W2 2 KETSU 1 8W2 2 0 1 SHORT 47K OPEN 1SS355 KETSU 2SC3326B B680p MA8330 M B0 22u 47K 1SS355 KETSU 4 7K B16V1u B0 01 2SC3326B OPEN B680p 1 8K 1SS355 B0 22u L_VARI R_VARI AUDIO R AUDIO L MUTE_SPK 26V GND GND MUTE_AUDIO GND GND 26V...

Page 53: ...61 LC32 LC33 LC31 P661 D652 D653 P602 P601A R687 R689 R691 R692 R688 R690 C606 C605 RV121 CV121 RV122 GR604 CC11 RC11 GR605 CC12 RC12 RV129 MA8056 M KETSU 12P_2 5mm_1 5A_Beige 100p KETSU B25V0 01 JACK 3P S VHS 1P JACK TEM2142AD TEM2142AD TEM2142AD EARPHONE J D3 5 KETSU KETSU 4P_2 5mm_1 5A_Beige 5P_2 5mm_1 5A_Beige 1 8W1K 1 8W1K 1 8W1K 1 8W1K 1 8W1K 1 8W1K B1000p B1000p 1 10W75 0 01 1 10W75 KETSU B...

Page 54: ...VOL UP POS DN POS UP VOL DN 6 NC KEY GND MAIN GND NC KEY 2 KEY 1 5 4 3 2 1 PJ50B RA74 RA73 RA72 RA71 RA75 SA07 SA01 SA02 SA03 SA04 SA06 PLUG 6P 10k 10k 22k 68k 22k PUSH SW 1C1P DC12V 005A 32WL48A E R T KEY LED KEY SHEET 1 2 ...

Page 55: ... GND 2 4 to SCALER ROUT 5 4 3 2 1 Vcc GND GND Vcc Vout 5 4 3 2 1 CB01 RB12 KB01 RB15 RB02 KB02 QB01 RB11 RB10 RB01 PJ22B DB02 DB01 DB02A DB01A 16V47u 470 KETSU 47 470 GPIUE281RK 2SC4116 Y 10k 6 8k 270 PLUG 9P SLR_56MC3FPQR SLR_56VC3FPQ 0 3 3 0 3 3 3 3 0 0 0 0 3 3 32WL48A E R T KEY LED LED RMT SHEET 2 2 ...

Page 56: ... 20V 2 GND 4 GND 6 GND 8 11 12V 12V 12 NC 13 10 GND 12V 9 7 32V 5 GND 3 20V 1 20V 13 GND 8 5 5V 2 7 5V 2 6 GND 12 9 11 10 16 18 17 15 19 14 3 1 2 9V GND GND 9V 4 TO POWER 26V 26V 26V 26V SOUND GND SOUND GND SOUND GND SOUND GND ACDETECT GND 5V 1 PROTECT POWER_SIG POWER_LCD POWER_TV 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 TO POWER PJ85B PJ84B PJ12B PJ81A P816A P807A P809A OPEN OPEN OPEN SOCKET B B 23P S...

Page 57: ...72 L839 C874 C839 C835 Q835 CE42 C8353 R853 G831 C844 C838 C834 C871 C837 R870 C876 C875 D872 D873 C8351 D846 L833 D810 D844 R835 OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN 47k 16V1000 TLN3533AH TLN3441AF TLN3503GH OPEN OPEN OPEN OPEN 16V47 16V47 2KG 100G OPEN RK44 RU4YX OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN OPEN SI 3033CA M0 47 OPEN SHORT TLN3462AF 18G 1k 1k 1 6P8 2k RN1403 RN1...

Page 58: ... 18 59 ACL2 ACL1 1 2 FROM POWER P802A S801 Lock 2P_11 88mm_L ESB92S21B 32WL48A E R T POWER SW ...

Page 59: ... 19 59 32WL48A E R T SCALER SCALER DIGITAL INPUT ...

Page 60: ... 20 59 32WL48A E R T SCALER SCALER CAPUTURE INPUT ...

Page 61: ... 21 59 32WL48A E R T SCALER MEMORY CONNECTION ...

Page 62: ... 22 59 32WL48A E R T SCALER SCALER PLL US EUROPE ...

Page 63: ... 23 59 32WL48A E R T SCALER OSD FOR NORTH AMERICA ...

Page 64: ... 24 59 32WL48A E R T SCALER IIC ...

Page 65: ... 25 59 32WL48A E R T SCALER PLD US OSD SYNC GENERATOR ...

Page 66: ... 26 59 32WL48A E R T SCALER POWER ...

Page 67: ... 27 59 32WL48A E R T SCALER SUB MICON 1 3 ...

Page 68: ... 28 59 32WL48A E R T SCALER SUB MICON 2 3 ...

Page 69: ... 29 59 32WL48A E R T SCALER SUB MICON 3 3 ...

Page 70: ... 30 59 Phase Phase 32WL48A E R T SCALER LVDS OUT ...

Page 71: ... 31 59 32WL48A E R T SCALER POWER CONNECTOR AND DIMMING ...

Page 72: ... 32 59 32WL48A E R T SCALER LVDS POWER AND OTHERS ...

Page 73: ... 33 59 Nomal display Uper and lower reversal Right and left reversal 180 rotation 32WL48A E R T SCALER LVDS OUT LG LCD ...

Page 74: ... 34 59 2 7 SH017 1 2 7 2 7 2 7 2 7 4 1 0 0 0 5 0 5 0 0 0 2 0 2 0 0 0 0 0 0 0 0 5 0 5 0 1 5 SH017 2 SH017 1 SH017 2 32WL48A E R T SCALER 3chADC2_LPF ...

Page 75: ... 35 59 32WL48A E R T SCALER 3chADC1 ...

Page 76: ... 36 59 32WL48A E R T SCALER DC DC CONVERTER ...

Page 77: ... 37 59 32WL48A E R T SCALER M2 1 7 ...

Page 78: ... 38 59 32WL48A E R T SCALER M2 2 7 ...

Page 79: ... 39 59 32WL48A E R T SCALER M2 3 7 ...

Page 80: ... 40 59 32WL48A E R T SCALER M2 4 7 ...

Page 81: ... 41 59 32WL48A E R T SCALER M2 5 7 ...

Page 82: ... 42 59 32WL48A E R T SCALER M2 6 7 ...

Page 83: ... 43 59 32WL48A E R T SCALER M2 7 7 ...

Page 84: ... 44 59 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 32WL48A E R T SCALER SYNC_SW ...

Page 85: ... 45 59 32WL48A E R T SCALER CONNECTOR ...

Page 86: ... 46 59 32WL48A E R T SCALER POWER_CONNECTOR ...

Page 87: ... 47 59 32WL48A E R T SCALER TV MICON CONNECTOR 1 ...

Page 88: ... 48 59 32WL48A E R T SCALER SERVICE CONNECTOR BEP ...

Page 89: ... 49 59 32WL48A E R T SCALER HDMI IF ...

Page 90: ... 50 59 32WL48A E R T SCALER CONNECTOR LVDS OUT POWER ...

Page 91: ...9 1 2 1 4 1 2 2 2 1 4 1 2 0 9 1 1 1 1 0 8 0 8 1 2 1 1 2 5 2 5 2 5 2 5 2 5 2 5 0 0 0 0 0 0 0 0 0 0 0 0 2 5 2 5 2 5 2 5 3 3 2 6 2 6 0 0 0 0 0 0 0 SH701 1 SH701 3 SH701 2 SH701 1 SH701 2 SH701 3 32WL48A E R T SCALER 3DYCS 1 9 ...

Page 92: ... 52 59 3 3 3 3 3 3 2 5 0 3 3 2 5 0 32WL48A E R T SCALER 3DYCS REG ...

Page 93: ... 53 59 32WL48A E R T SCALER 3DYCS 3 9 ...

Page 94: ... 54 59 32WL48A E R T SCALER 3DYCS 4 9 ...

Page 95: ... 55 59 32WL48A E R T SCALER 3DYCS 5 9 ...

Page 96: ... 56 59 32WL48A E R T SCALER 3DYCS 6 9 ...

Page 97: ... 57 59 32WL48A E R T SCALER 3DYCS 7 9 ...

Page 98: ...0 6 1 3 1 7 1 6 2 4 1 0 1 0 1 0 1 0 1 0 1 0 1 0 3 4 2 4 1 7 0 5 3 3 2 6 0 3 4 0 0 0 0 0 0 0 0 0 0 0 3 4 3 3 1 1 1 1 1 1 1 4 1 6 1 4 0 0 0 0 0 3 3 3 3 3 3 3 3 3 3 5 0 5 0 5 0 2 4 SH708 2 SH708 4 SH708 3 SH708 1 SH708 2 SH708 3 SH708 4 32WL48A E R T SCALER 3DYCS 8 9 ...

Page 99: ... 59 59 32WL48A E R T SCALER 3DYCS 9 9 ...

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