LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual Side A/V Board, Ir/Led Board

Page 55
SIDE A/V BOARD

 

 

 

 

DATE: 2006. 05. 18.

*S

*AL

LOC. NO.

PART NO.

DESCRIPTION / SPECIFICATION

 

 

SW104

140-313A

THVV501BBC 1C1P 12VDC 0.05A

 

 

SW105

140-313A

THVV501BBC 1C1P 12VDC 0.05A

 

 

SW106

140-313A

THVV501BBC 1C1P 12VDC 0.05A

 

 

SW107

140-313A

THVV501BBC 1C1P 12VDC 0.05A

 

 

SW108

140-313A

THVV501BBC 1C1P 12VDC 0.05A

 

 

ZD101

0DZ510009AK

GDZJ5.1B 5.1V 4.94TO5.2V 80

 

 

ZD102

0DZ510009AK

GDZJ5.1B 5.1V 4.94TO5.2V 80

 

 

 

 

 

 

SIDE A/V BOARD

 

 

 

C101

0CH6102K406

C2012S2L1H102JT 1nF 5% 50V

 

 

C102

0CH6102K406

C2012S2L1H102JT 1nF 5% 50V

 

 

C103

0CH6102K406

C2012S2L1H102JT 1nF 5% 50V

 

 

C104

0CH6102K406

C2012S2L1H102JT 1nF 5% 50V

 

 

L101

6210TCE001A

HB-1S2012-080JT 8OHM 2X1.25

 

 

L102

6210TCE001A

HB-1S2012-080JT 8OHM 2X1.25

 

 

R104

0RH0000D622

MCR10EZHJ000 0OHM 5% 1/8W 2

 

 

R105

0RH0000D622

MCR10EZHJ000 0OHM 5% 1/8W 2

 

 

R106

0RH0000D622

MCR10EZHJ000 0OHM 5% 1/8W 2

 

 

R107

0RH0000D622

MCR10EZHJ000 0OHM 5% 1/8W 2

 

 

R108

0RH0000D622

MCR10EZHJ000 0OHM 5% 1/8W 2

 

 

R109

0RH4703D622

MCR10EZHJ474 470KOHM 5% 1/8

 

 

R110

0RH4703D622

MCR10EZHJ474 470KOHM 5% 1/8

 

 

ZD104

0DZRM00178A

UDZS5.1B 5.1V 4.98TO5.2V 80

 

 

ZD105

0DZRM00178A

UDZS5.1B 5.1V 4.98TO5.2V 80

 

 

ZD106

0DZRM00178A

UDZS5.1B 5.1V 4.98TO5.2V 80

 

 

 

 

 

 

IR/LED BOARD

 

 

 

C101

0CH5471K416

C2012C0G1H471JT 470pF 5% 50

 

 

C102

0CH5101K416

C2012C0G1H101JT 100pF 5% 50

 

 

C104

0CH5471K416

C2012C0G1H471JT 470pF 5% 50

 

 

C105

0CH5471K416

C2012C0G1H471JT 470pF 5% 50

 

 

L101

0RH1000D622

MCR10EZHJ101 100OHM 5% 1/8W

 

 

Q101

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

Q102

0TR387500AA

2SC3875S(ALY) NPN 5V 60V 50

 

 

R101

0LCML00003B

MLB-201209-0120P-N2 120OHM

 

 

R102

0LCML00003B

MLB-201209-0120P-N2 120OHM

 

 

R103

0LCML00003B

MLB-201209-0120P-N2 120OHM

 

 

R104

0RH4701D622

MCR10EZHJ472 4.7KOHM 5% 1/8

 

 

R105

0RH4701D622

MCR10EZHJ472 4.7KOHM 5% 1/8

 

 

C103

0CE4763F618

ESF476M016T1A5E05G 47uF 20%

 

 

LED1

0DL200000CA

SAM5670(DL-2LRG) ROUND 4.8M

 

 

 

 

 

- 55 -

Image 55
Contents SERVICE MANUAL READ THE SAFETY PRECAUTIONS IN THIS MANUALCHASSIS LD61A FACTORY NAME 32LC2DB-EC/37LC2DB-EC/42LC2DB-EC BEFORE SERVICING THE CHASSISSPECIFICATION CONTENTSCONTENTS PRODUCT SAFETYLeakage Current Hot Check circuit SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICE General GuidanceElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSPower Output, Transistor Device Removal/Replacement IC Remove/ReplacementReplacement Small-Signal Discrete Transistor Removal/Replacement1.General SpecificationTV SPECIFICATIONreatment of the front polarizer 2. General Specification4.Component Video Input Y, PB, PR 3.Optical FeatureLCD Module6. RGB DTV INPUT Mode Table 5. RGB PC INPUT Mode TableRGB-PC EDID DATA 8. HDMI DTV Mode Table 7. HDMI INPUT Mode TableHDMI EDID DATA Table 1 Scart Arrangement 1.Full Scart 7. Mechanical specification8. Mechanical specification 32LC2DTable 2 Scart Arrangement 2.Half Scart 3. Channel Memory ADJUSTMENT INSTRUCTION2. Specification 1. Application RangePanel size selection 5. Select method of Panel size6. ADC Calibration Before AV ADC Calibration, should be executed theCool11000K - x 0.274±0.003, y 0.286±0.003 7. White BalanceBefore White-balance, the AV ADC should be done Case1 EC and FC model use PAL-BGDHI composite signalFUNTION SVC REMOCONTROUBLESHOOTING No image attached? Is the input cableNo image PASS No image No image No image No image No image AV1,AV2 ,AV3 TROUBLESHOOTING AV1, 2, 3, 4/S-VideoVolume level Of AV4/S-Video L/R signalTROUBLESHOOTING DTV/HDMI-Audio TROUBLESHOOTING RF/Component/PC FFC Wafer BLOCK DIAGRAMMainTDFB-G236P DVB/PAL WaferSound processor BLOCK DIAGRAMJackAUDIO/VI DEO SW CXA2069Q010 020050 EXPLODED VIEW32LC2DDESCRIPTION EXPLODED VIEW PARTS LIST32LC2DEXPLODED VIEW37LC2D EXPLODED VIEW PARTS LIST37LC2D 020080 130030 150 090 EXPLODED VIEW42LC2DEXPLODED VIEW PARTS LIST42LC2D MAIN BOARD REPLACEMENT PARTS LISTCAPACITOR DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DIODEs COIL & CORE & INDUCTOR RESISTORs TRANSISTORDATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 JACK BOARD OTHERsDATE 2006. 05 COIL & CORE & INDUCTOR DIODEsRESISTORs TRANSISTORDATE 2006. 05 CONTROL BOARD IR/LED BOARD SIDE A/V BOARDPage Page Page Page Page Printed in Korea P/NO 38289S0043