LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual No image

LG Electronics 42LC2D(B), 32LC2D(B) Select method of Panel size, Before AV ADC Calibration, should be executed the LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual White Balance, Before White-balance, the AV ADC should be done LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual Svc Remocon, Funtion LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual Troubleshooting LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual No image LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual Is the input cable, attached? LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual No image LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual Pass LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual No image LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual No image LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual No image LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual No image LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual No image LG Electronics 32LC2D(B) TROUBLESHOOTING AV1, 2, 3, 4/S-Video, Volume level Of, AV1,AV2 ,AV3, AV4/S-Video L/R signal LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual TROUBLESHOOTING DTV/HDMI-Audio LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual TROUBLESHOOTING RF/Component/PC LG Electronics 32LC2D(B) BLOCK DIAGRAMMain, TDFB-G236P DVB/PAL, FFC Wafer, 74LCX244, State Buffer, STi5100, Hudson LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) BLOCK DIAGRAMJack, Audio/Vi Deo Sw, CXA2069Q, Sound processor, MSP4410K LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual EXPLODED VIEW32LC2D, 010 020050 LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual EXPLODED VIEW PARTS LIST32LC2D, Description LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual EXPLODED VIEW37LC2D LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual EXPLODED VIEW PARTS LIST37LC2D, Description LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual EXPLODED VIEW42LC2D, 020080 130030 150 090 LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual EXPLODED VIEW PARTS LIST42LC2D, Description LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual Replacement Parts List, Main Board, Capacitor LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual DATE 2006. 05 LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual DATE 2006. 05 LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual DATE 2006. 05 LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual DIODEs LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual Coil & Core & Inductor LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual Transistor, RESISTORs LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual DATE 2006. 05 LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual DATE 2006. 05 LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual DATE 2006. 05 LG Electronics 32LC2D(B), 37LC2D(B), 42LC2D(B) service manual DATE 2006. 05 LG Electronics 37LC2D(B), 32LC2D(B), 42LC2D(B) service manual OTHERs, Jack Board, Capacitor
Page 26
Manual background

No image

Is the

YES Is the input cable

NO

Attach the input

Set ON?

 

 

attached?

 

cable(s)

 

 

 

 

 

 

NO

Push the POWER ON key

 

YES

 

 

 

 

 

 

 

 

Check the

What is

Condition of all PASS

Connectors, wafers,

 

 

the input signal

 

I2C In the

mode?

system.

 

 

 

 

 

 

 

 

 

 

 

 

Power Error

 

 

 

 

 

 

 

FAIL

 

 

 

 

Check TMDS

FAIL

Check 5V

 

 

 

HDMI

Signal at AR1206-7

 

At R1232 on

 

on main board

 

Main board

- 26 -

PASS

 

 

 

 

 

 

 

 

PASS

 

 

 

 

 

 

 

 

 

Check LVDS

PASS

Check 24bit

PASS

Check 24 bit

 

 

RGB at AR700-

 

 

 

RGB signal at

Output of Cortez

 

 

 

 

 

 

 

AR705

 

 

 

AR1200-1205

 

 

 

 

 

 

PASS

Check outside connections

 

 

 

Check for S/W error

 

FAIL

 

 

 

 

 

 

Replace Cortez

PASS

FAIL

Check Power

Levels and crystal

FAIL

Check 1.8V

At L1206 and 3.3V at FAIL L1207 And

crystal

PASS

Power Error

Replace Hudson

 

FAIL

 

 

 

 

 

 

 

 

Power Error

 

 

 

Replace SiI9011

Page 25 Page 27
Image 26 LG Electronics 42LC2D(B), 32LC2D(B), 37LC2D(B) service manual No image
Page 25 Page 27
Contents BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUALCHASSIS LD61A FACTORY NAME 32LC2DB-EC/37LC2DB-EC/42LC2DB-EC SERVICE MANUALPRODUCT SAFETY CONTENTSCONTENTS SPECIFICATIONGeneral Guidance SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICE Leakage Current Hot Check circuitSERVICING PRECAUTIONS Electrostatically Sensitive ES DevicesSmall-Signal Discrete Transistor Removal/Replacement IC Remove/ReplacementReplacement Power Output, Transistor Device Removal/ReplacementSPECIFICATION 1.General SpecificationTV2. General Specification reatment of the front polarizer3.Optical FeatureLCD Module 4.Component Video Input Y, PB, PRRGB-PC EDID DATA 5. RGB PC INPUT Mode Table6. RGB DTV INPUT Mode Table HDMI EDID DATA 7. HDMI INPUT Mode Table8. HDMI DTV Mode Table 32LC2D 7. Mechanical specification8. Mechanical specification Table 1 Scart Arrangement 1.Full ScartTable 2 Scart Arrangement 2.Half Scart 1. Application Range ADJUSTMENT INSTRUCTION2. Specification 3. Channel MemoryBefore AV ADC Calibration, should be executed the 5. Select method of Panel size6. ADC Calibration Panel size selectionCase1 EC and FC model use PAL-BGDHI composite signal 7. White BalanceBefore White-balance, the AV ADC should be done Cool11000K - x 0.274±0.003, y 0.286±0.003SVC REMOCON FUNTIONTROUBLESHOOTING No image Is the input cable attached?No image PASS No image No image No image No image No image AV4/S-Video L/R signal TROUBLESHOOTING AV1, 2, 3, 4/S-VideoVolume level Of AV1,AV2 ,AV3TROUBLESHOOTING DTV/HDMI-Audio TROUBLESHOOTING RF/Component/PC Wafer BLOCK DIAGRAMMainTDFB-G236P DVB/PAL FFC WaferCXA2069Q BLOCK DIAGRAMJackAUDIO/VI DEO SW Sound processorEXPLODED VIEW32LC2D 010 020050EXPLODED VIEW PARTS LIST32LC2D DESCRIPTIONEXPLODED VIEW37LC2D EXPLODED VIEW PARTS LIST37LC2D EXPLODED VIEW42LC2D 020080 130030 150 090EXPLODED VIEW PARTS LIST42LC2D CAPACITOR REPLACEMENT PARTS LISTMAIN BOARD DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DIODEs COIL & CORE & INDUCTOR TRANSISTOR RESISTORsDATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 OTHERs JACK BOARDDATE 2006. 05 DIODEs COIL & CORE & INDUCTORTRANSISTOR RESISTORsDATE 2006. 05 CONTROL BOARD SIDE A/V BOARD IR/LED BOARDPage Page Page Page Page P/NO 38289S0043 Printed in Korea
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