Related Manuals for LG 32LX1R-ZE
Summary of Contents for LG 32LX1R-ZE
- Page 1 LCD TV SERVICE MANUAL CHASSIS : ML-051A MODEL : 32LX1R-ZE CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
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Page 2: Table Of Contents
CONTENTS CONTENTS ....................2 PRODUCT SAFETY ..................3 SPECIFICATION ..................6 ADJUSTMENT INSTRUCTION..............11 TROUBLE SHOOTING ................15 BLOCK DIAGRAM...................18 WIRING DIAGRAM ..................19 EXPLODED VIEW .................. 20 EXPLODED VIEW PARTS LIST ..............21 REPLACEMENT PARTS LIST ............... 22 SVC. SHEET ....................- 2 -... -
Page 3: Product Safety
SAFETY PRECAUTIONS IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety-related characteristics. These parts are identified by in the Schematic Diagram and Replacement Parts List. It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock, Fire, or other Hazards. - Page 4 SERVICING PRECAUTIONS CAUTION: Before servicing receivers covered by this service unit under test. manual and its supplements and addenda, read and follow the 2. After removing an electrical assembly equipped with ES SAFETY PRECAUTIONS on page 3 of this publication. devices, place the assembly on a conductive surface such as NOTE: If unforeseen circumstances create conflict between the aluminum foil, to prevent electrostatic charge buildup or...
- Page 5 IC Remove/Replacement Some chassis circuit boards have slotted holes (oblong) through Circuit Board Foil Repair which the IC leads are inserted and then bent flat against the Excessive heat applied to the copper foil of any printed circuit circuit foil. When holes are the slotted type, the following technique board will weaken the adhesive that bonds the foil to the circuit should be used to remove and replace the IC.
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Page 6: Specification
SPECIFICATION NOTE : Specifications and others are subject to change without notice for improvement. 1. Application range This specification is applied to ML-051A chassis. 2. Requirement for Test Testing for standard of each part must be followed in below condition. (1) Temperature: 25°C ±... - Page 7 4. General Specification Item Specification Unit Remark Panel 32" TFT WXGA LCD - LPL / 32" TFT WXGA LCD - AUO Frequency range H : 31 ~ 61Khz PC Input V : 56 ~ 75Hz Control Function 1) Contrast/Brightness 2) H-Position / V-Position 3) Tracking : Clock / Phase 4) Auto Configure 5) Reset...
- Page 8 5.Optical Feature(LCD Module) Item Specification Remark Viewing Angle R/L, U/D 170, 170 176, 176 (CR>10) Luminance Luminance(cd/ ) Typical Variation MAX/MIN Contrast Ratio 450/900 600/1200 ALL white/All back CIE Color Coordinates WHITE Typ. 0.285 (CIE 1931) Typ. 0.293 Typ. 0.640 Typ.
- Page 9 8. HDMI INPUT Mode Table Resolution H-freq(kHz) V-freq.(Hz) Pixel clock(MHz) Proposed Analog RGB, Digital RGB 720x400 31.468 70.8 28.321 640x480 59.94 25.17 VESA 31.469 75.00 31.5 VESA 800x600 37.879 60.31 40.00 VESA 46.875 49.5 VESA 832x624 49.725 74.55 57.283 1024x768 48.363 60.00 65.00...
- Page 10 This spec. sheet is applied to all of the ML-051A chassis 00 00 FF FF FF FF FF FF 00 1E 6D (TORNADO) manufactured at LG TV Plant 01 03 80 46 27 78 EA D9 B0 A3 57 49 9C 25 20 11 49 4B A5 6E 80 31 40 01 01 01 01 45 40 01 01 2.
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Page 11: Adjustment Instruction
2) Set the PSM to Standard mode in the Picture menu. 26LX1R-TE 32364C5831522D5445 26LX1R-ME 32364C5831522D4D45 32LX2R-ZE 33324C5832522D5A45 32LX2R-TE 33324C5832522D5445 32LX2R-ME 33324C5832522D4D45 Fig. 1 32LX1R-ZE 33324C5831522D5A5 3) Press ADJ key on R/C for adjustment. 32LX1R-TE 33324C5831522D5445 32LP1R-ZE 33324C5031522D5A45 32LP1R-TE 33324C5031522D5445 37LP1R-ZE 33374C5031522D5A45 37LP1R-TE... - Page 12 * Target Value [PSM: Standard(ZE/TE), Optimum(ME), 4-3 Adjustment of RGB. CSM: Normal] * Required Equipments -Normal(9300K) - x:283±0.003, y: 298±0.003 - Remote controller for adjustment -Luminance(Y) - AV/COMP: Less then 250 Cd/m - MSPG-925F Pattern Generator (Typ: 300 Cd/m (Which has XGA [1024x768] 75Hz PC Format output with - PC : Less then300 Cd/m 1/2 W,B Horizontal Pattern shown in Fig.
- Page 13 6. Shipping Conditions Item Condition Remark Power Volume Level Main Picture Input Main Last Channel Pr 01 Mute 16 : 9 Station Auto Program Manual Program Program Edit Favorite Program None Picture Dynamic Dynamic Contrast Brightness Colour Sharpness Sound Flat Balance Special Input...
- Page 14 SVC REMOCON To turn the TV on or off POWER To turn the TV on automatically if the power is supplied to the TV. (Use the POWER ON POWER key to deactivate): It should be deactivated when delivered. To activate the mute function. MUTE To check TV screen image easily.
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Page 15: Troubleshooting
TROUBLESHOOTING NO POWER (POWER INDICATOR OFF) CHECK CN804 CHECK POWER BOARD VOLTAGE (P-ST_5V) CHECK CRYCTAL CHECK CRYSTAL X800 X800(19.6608MHZ) CHECK IC806 VOLTAGE (5V) CHECK IC806 CHECK Power on/off CHECK Q1001 (5V) REPLACE POWER BOARD - 15 -... - Page 16 NO VIDEO CHECK THE PERIPHERAL CHECK LVDS Output IC800 P3(PIN 21, PIN 22) CHECK THE PERIPHERAL Check L2 (12V) CHECK L1022 CHECK R898 (24V) (3.3V) REPLACE LCD MODULE DOWN LOAD ISP DATA or REPLACE MAIN BOARD - 16 -...
- Page 17 NO SOUND IS THE SPK CABLE INSERT CABLES WELL CONNECTED WELL? DOES IC302 OPERATE? CHECK IC302 OR CHANGE DOES IC301 OPERATE? CHECK IC301 OR CHANGE CHECK X300 OR CHANGE DOES IC300 OPERATE? CHECK X400 OR CHANGE DOES IC400 OPERATE? REPLACE JACK BOARD - 17 -...
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Page 18: Block Diagram
BLOCK DIAGRAM - 18 -... -
Page 19: Wiring Diagram
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Page 20: Exploded View
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Page 21: Exploded View Parts List
LCD(LIQUID CRYSTAL DISPLAY), LC320W01-A6K6 LG PHILPS TFT COLOR WXGA AIODC or 6304FLP181A LCD(LIQUID CRYSTAL DISPLAY), LC320W01-A6K3 LG PHILPS TFT COLOR AI ODC 6304FLP332A LCD(LIQUID CRYSTAL DISPLAY), LC320W01-SL05 LG PHILPS TFT COLOR (SL01, D-IC,INV. MULTI) 3809TKE030P BACK COVER ASSEMBLY, 32LX2R-ZE TORNADO 3808TKE025 CSKD 3043TKK250B... -
Page 22: Replacement Parts List
REPLACEMENT PARTS LIST For Capacitor & Resistors, the CC, CX, CK, CN, CH : Ceramic RD : Carbon Film charactors at 2nd and 3rd digit in the CQ : Polyestor RS : Metal Oxide Film P/No. means as follows; CE : Electrolytic RN : Metal Film CF : Fixed Film RH : CHIP, Metal Glazed(Chip) - Page 23 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION C1233 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TP C1400 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TP C1234 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TP...
- Page 24 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION C907 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 C826 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TP C908 0CH3104K566 0.1UF 50V 10% X7R 2012 R/TP...
- Page 25 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION C1069 0CE476WF6DC 47UF MVK 16V 20% R/TP(SMD) C378 0CE475WJ6DC 4.7UF MVK 35V 20% R/TP(SMD) C1070 0CE476WF6DC 47UF MVK 16V 20% R/TP(SMD) C436...
- Page 26 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION AB602 6210TCE002B HB-4M3216-121JT CERATECH 32 L311 6210TCE001S HU-1M2012-121 CERATECH 2012 AB603 6210TCE002B HB-4M3216-121JT CERATECH 32 L312 6210TCE001S HU-1M2012-121 CERATECH 2012...
- Page 27 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION R397 0RH0101D622 1.0 1/10W 5 TA R307 0RH4701D622 4.7K OHM 1 / 10 W 2012 5.00 R456 0RH1000D622 100 OHM 1 / 10 W 2012 5.00%...
- Page 28 1K OHM 1 / 10 W 2012 5.00% CONTROL BOARD R3145 0RH5600D622 560 OHM 1 / 10 W 2012 5.00% SW1201 140-313B TACT 2LEAD 160G(TA) LG C&D LED3232 0DL200000CA SAM5670(DL-2LRG) BK Y-GREEN SW1202 140-313B TACT 2LEAD 160G(TA) LG C&D RPE3101 6726TV0001A TSOP4838SO1 VISHAY 38.0KHZ...
- Page 29 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION LED805 0DLBE0158AA BRIGHT LED ELECTRONICS BL-H C237 0CH3103K516 10000PF 50V 10% B(Y5P) 2012 LED806 0DLBE0158AA BRIGHT LED ELECTRONICS BL-H C240 0CH3103K516...
- Page 30 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION Q108 0TR150400BA CHIP 2SA1504S(ASY) BK KEC - R241 0RH0752D622 75 OHM 1 / 10 W 2012 5.00% Q109 0TR150400BA CHIP 2SA1504S(ASY) BK KEC -...
- Page 31 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION R409 0RH0000D622 0 OHM 1 / 10 W 2012 5.00% D C1313 0CE476WF6DC 47UF MVK 16V 20% R/TP(SMD) R410 0RH4700D622 470 OHM 1 / 10 W 2012 5.00%...
- Page 32 DATE: 2005. 09. 24. DATE: 2005. 09. 24. *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION *S *AL LOC. NO. PART NO. DESCRIPTION / SPECIFICATION IC1001 0IMCRSH001A "PQ05DZ1U SHARP 5, SMD TYPE" R445 0RH1000D622 100 OHM 1 / 10 W 2012 5.00% IC201 0IMCRSG010A ST3232CDR SGS-THOMSON SOP16...
- Page 36 Out., 2005 P/NO : 38289S0022H Printed in Korea...