42
’’ LCD TV AOC L42W761
2
Important Safety Notice
Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service
procedures recommended by AOC and described in this service manual are effective methods of performing service
operations. Some of these service operations require the use of tools specially designed for the purpose. The
special tools should be used when and as recommended.
It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in
order to minimize the risk of personal injury to service personnel. The possibility exists that improper service
methods may damage the equipment. It is also important to understand that these CAUTIONS and NOTICES ARE
NOT EXHAUSTIVE. AOC could not possibly know, evaluate and advise the service trade of all conceivable ways in
which service might be done or of the possible hazardous consequences of each way. Consequently, AOC has not
undertaken any such broad evaluation. Accordingly, a servicer who uses a service procedure or tool which is not
recommended by AOC must first satisfy himself thoroughly that neither his safety nor the safe operation of the
equipment will be jeopardized by the service method selected.
Hereafter throughout this manual, AOC Company will be referred to as AOC.
WARNING
Use of substitute replacement parts, which do not have the same, specified safety characteristics might create
shock, fire, or other hazards.
Under no circumstances should the original design be modified or altered without written permission from AOC.
AOC assumes no liability, express or implied, arising out of any unauthorized modification of design.
Servicer assumes all liability.
FOR PRODUCTS CONTAINING LASER:
DANGER-Invisible laser radiations when open AVOID DIRECT EXPOSURE TO BEAM.
CAUTION-Use of controls or adjustments or performance of procedures other than those specified herein may
result in hazardous radiation exposure.
CAUTION -The use of optical instruments with this product will increase eye hazard.
TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S
REPLACEMENT PARTS, WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF
THIS SERVICE MANUAL.
Take care during handling the LCD module with backlight unit
-Must mount the module using mounting holes arranged in four corners.
-Do not press on the panel, edge of the frame strongly or electric shock as this will result in damage to the screen.
-Do not scratch or press on the panel with any sharp objects, such as pencil or pen as this may result in damage to
the panel.
-Protect the module from the ESD as it may damage the electronic circuit (C-MOS).
-
Make certain that treatment person’s body is grounded through wristband.
-Do not leave the module in high temperature and in areas of high humidity for a long time.
-Avoid contact with water as it may a short circuit within the module.
-If the surface of panel becomes dirty, please wipe it off with a soft material. (Cleaning with a dirty or rough cloth may
damage the panel.)
Summary of Contents for L42W761
Page 15: ...42 LCD TV AOC L42W761 15 2 4 Front Panel Control Knobs ...
Page 20: ...42 LCD TV AOC L42W761 20 5 Remove the screws and pull out the connecters to remove the board ...
Page 22: ...42 LCD TV AOC L42W761 22 7 Remove the screws to remove the left and right metallic bracket ...
Page 28: ...42 LCD TV AOC L42W761 28 6 PCB Layout 6 1 Main Board ...
Page 29: ...42 LCD TV AOC L42W761 29 ...
Page 30: ...42 LCD TV AOC L42W761 30 6 2 Power Board ...
Page 31: ...42 LCD TV AOC L42W761 31 ...
Page 32: ...42 LCD TV AOC L42W761 32 ...
Page 33: ...42 LCD TV AOC L42W761 33 6 3 IR Board ...
Page 34: ...42 LCD TV AOC L42W761 34 6 4 Side Board 6 5 Key Board ...
Page 37: ...42 LCD TV AOC L42W761 37 8 Block Diagram ...
Page 38: ...42 LCD TV AOC L42W761 38 9 Schematic Diagram 9 1 Main Board ...
Page 39: ...42 LCD TV AOC L42W761 39 ...
Page 40: ...42 LCD TV AOC L42W761 40 ...
Page 41: ...42 LCD TV AOC L42W761 41 ...
Page 42: ...42 LCD TV AOC L42W761 42 ...
Page 43: ...42 LCD TV AOC L42W761 43 ...
Page 44: ...42 LCD TV AOC L42W761 44 ...
Page 45: ...42 LCD TV AOC L42W761 45 ...
Page 46: ...42 LCD TV AOC L42W761 46 ...
Page 47: ...42 LCD TV AOC L42W761 47 ...
Page 48: ...42 LCD TV AOC L42W761 48 ...
Page 49: ...42 LCD TV AOC L42W761 49 ...
Page 50: ...42 LCD TV AOC L42W761 50 ...
Page 51: ...42 LCD TV AOC L42W761 51 ...
Page 52: ...42 LCD TV AOC L42W761 52 ...
Page 53: ...42 LCD TV AOC L42W761 53 ...
Page 55: ...42 LCD TV AOC L42W761 55 9 3 IR Board ...
Page 56: ...42 LCD TV AOC L42W761 56 9 4 Key Board ...
Page 57: ...42 LCD TV AOC L42W761 57 9 5 Side Board ...
Page 58: ...42 LCD TV AOC L42W761 58 9 6 Audio Board ...