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.
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...
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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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5. Chroma & Brightness 5-1. FHD Module-47LB5DF (47LF65) Item Unit Measurement Result Remark Viewing Angle Viewing <CR>10> Angle<CR>10> White average - 100IRE Full White Pattern(255gray) 47LF65 cd/m brightness - Picture : Dynamic (Cool) - 100IRE Full White Pattern(255gray) Brightness uniformity cd/m - Picture : Dynamic (Cool) Color...
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5-2. FHD Module-42LB5DF (42LF65) Item Unit Measurement Result Remark Viewing Angle Viewing Angle <CR>10> <CR>10> White average 42LF65 cd/m - 100IRE Full White Pattern (255gray) brightness - Picture : Dynamic (Cool) Brightness uniformity cd/m - 100IRE Full White Pattern (255gray) - Picture : Dynamic (Cool) Color White...
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5-3. FHD Module-37LB5DF (37LF65) Item Unit Measurement Result Remark Viewing Angle Viewing Angle <CR>10> <CR>10> White average 37LF65 cd/m - 100IRE Full White Pattern (255gray) brightness - Picture : Dynamic (Cool) Brightness uniformity cd/m - 100IRE Full White Pattern (255gray)
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5-3. FHD Module-47LY3DF (47LY95) Item Unit Measurement Result Remark Viewing Angle Viewing Angle <CR>10> <CR>10> White average 47LY95 cd/m -100IRE Full White Pattern (255 gray) brightness - Picture : Dynamic (Cool) Brightness uniformity cd/m - 100IRE Full White Pattern(255 gray) - Picture : Dynamic (Cool) Color White...
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5-3. FHD Module-42LY3DF (42LY95) Item Unit Measurement Result Remark Viewing Angle Viewing Angle <CR>10> <CR>10> White average 42LY95 cd/m -100IRE Full White Pattern (255 gray) brightness - Picture : Dynamic (Cool) Brightness uniformity1.3 cd/m -100IRE Full White Pattern (255 gray) - Picture : Dynamic (Cool) Color Coordinate White...
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5-3. FHD Module-37LY3DF (37LY95) Item Unit Measurement Result Remark Viewing Angle Viewing Angle <CR>10> <CR>10> White average 37LY95 cd/m - 100IRE Full White Pattern(255 gray) brightness - Picture : Dynamic (Cool) Brightness uniformity cd/m - 100IRE Full White Pattern (255gray) - Picture : Dynamic (Cool) Color White...
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6. Component Video Input (Y, P Resolution H-freq(kHz) V-freq.(kHz) Pixel clock(MHz) Proposed 720*480 15.73 59.94 13.500 SDTV, DVD 480I(525I) 720*480 15.75 60.00 13.514 SDTV, DVD 480I(525I) 720*576 15.625 50.00 13.500 SDTV, DVD 576I(625I) 720*480 31.47 59.94 27.000 SDTV 480P 720*480 31.50 60.00 27.027...
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Model Name : 47LB5DF (47LF65) / Check Sum : 0A Model Name : 42LB5DF (42LF65) / Check Sum : 13 Model Name : 37LB5DF (37LF65) / Check Sum : 27 Model Name : 47LY3DF (47LY95) / Check Sum : F2...
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Model Name : 42LB5DF (42LF65) / Check Sum HDMI1 : EB1D , HDMI2 : EB0D Model Name : 37LB5DF (37LF65) / Check Sum HDMI1 : FF1D , HDMI2 : FF0D Model Name : 47LY3DF (47LY95) / Check Sum HDMI1 : CA1D , HDMI2 : CA0D...
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Cell pitch 484.5um (H) x 484.5um (V) G cell Color arrangement RGB stripe arrangement Weight(net) Net 1EA 9-3. General specifications-37LB5DF (37LF65): LC370WU1-SL01 Item Unit Remark Display area 819.36 (H) * 460.89 (V) Outline dimension 877 (W) x 516.8 (H) x 55.5 (D)
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1033.1 With Stand After Packing 1119 With Stand Product Only SET 27.5Kg With Stand Weight With BOX 32.5Kg 10-3. 37LB5DF (37LF65) Item Content Remark Product Width (W) Length (D) Height (H) Dimension Before Packing 1113.3 294.3 722.5 With Stand After Packing...
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10-5. 42LY3DF (42LY95) Item Content Remark Product Width (W) Length (D) Height (H) Dimension Before Packing 1113.3 294.3 722.5 With Stand After Packing 1191 With Stand Product Only SET 30.1Kg With Stand Weight With BOX 34.6Kg 10-6. 37LY3DF (37LY95) Item Content Remark Product...
3) Press " " key. You can See "OK" letter. And Then The Set power off automatically. This spec. sheet is applied to all of the LD75A chassis manufactured at LG TV Plant all over the world. System Control3 Ex.) LD75A : 37/42/47LF65-ZC, 37/42/47LY96-ZA...
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OPTION4 System Control1 Product ID System Control2 System Control3 Product ID Product ID BlkLine Detector Model Name Power-off History Analog EDID Table Panel Control 37LF65 30154 75CA CA75 Fan Control XSTUDIO Control 37LY95 30156 75CC CC75 42LF65 40123 9CBB BB9C 5.3.
6.1. Adjustment of AV - Mandatory point : All models are adjusted PAL in AV mode * Required Equipments Remote controller for adjustment. MSPG-925FS Pattern Generator (Which has 4) Press the (Vol.+) key to operate the set , then it Video Signal: 7 Color Bar Pattern shown in Fig.
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* Color temperature standards according to CSM and Module. 3) Aging time - After aging start, keep the power on (no suspension of power supply) and heat-run over 15 minutes. - In case of PDP, keep white pattern using inside pattern. Cool 11,000k - In case of LCD, using ‘no signal’...
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8. Set Information(Serial No & Model name) 1) Setting up like bottom figure(After setting white balance, this is set) (Setting: Press ADJ Key in the Adjust remocon. Select "System Control 2" by using (CH+/-) key, and press (ENTER) Using Adjust remocon, RS-232 Host & Baud Rate & Download value change) - 23 -...
TROUBLESHOOTING 1. No power (1) Symptom 1) Doesn't minute discharge at module. 2) Non does not come in into the front LED. (2) Check follow Is plug in power cord? Plug in power cord Is connect the Line Connect cable. Filter and Power Board Cable? Is normal the...
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2. Protect mode (1) Symptom 1) After once shining, it does not discharge minutely from module. 2) The relay falls.(The sound is audible “Click”.) 3) It is converted with the color where the front LED is red from green. (2) Check follow Is output the normality Low/High Replace Power Board.
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3. No Raster (1) Symptom 1) No OSD and image occur at screen. 2) It maintains the condition where the front LED is green (2) Check follow Is output the normality Does minute Replace the Power Is the inverter on? Low/High voltage except discharge board.
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4. In case of occur strange screen into specific mode 1) In case of does't display the OSD (1) Symptom 1) LED is green. 2) The minute discharge continuously becomes accomplished from module (2) Check follow Is normal the LVDS Is the LVDS cable connected well? Replace Power Board.
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2) In case of does't display the screen into specific mode (1) Symptom - The screen does not become the display from specific input mode (RF, AV, Component, RGB, DVI). (2) Check follow - Check the all input mode should become normality display. (3) In case of becomes unusual display from RF mode Is the Tuner Cable Is normal the Input voltage, IIC...
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(4) In the case of becomes unusual display from side S-video/AV mode Is Video input of the Check the input source. AV Jack (P1400) normal? Is normal the Input voltage, Is normal the Replace IC IICCommunication and HV sync? CXA2069Q? Same as Block A (5) In the case of becomes unusual display from Component, RGB mode Is R,G,B input and...
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(7) In the case of becomes unusual display from SCART1 mode Is Video input Check the input source. of A/V jack normal? (J1200) Same as Block A (8) In the case of becomes unusual display from SCART2 mode Is Video input Check the input source.
5. In case of no sound (1) Symptom 1) LED is green. 2) Screen display but sound is not output (2) Check follow Is the speaker Set on speaker in All input (mode) On it men? menu. is no sound? Is the speaker Check the Speaker Cable normal?
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[POWER BLOCK] TDFC-G106P TU600 C612 C616 0.1uF 47uF 5V_TU 5.0V For only C.I. 3.3 volt % MUST BE PLACED NEAR IC100 IC600 GND_TU TPS2010ADR Over current protection can be operated IC504 5V_ANN_MNT 5.0V R652 KIA78R33F OUT4 TPS2010 IC507 OUT3 KIA78R05F GND_TU R653 OUT2...