Service Manuals, User Guides, Schematic Diagrams or docs for : AOC LCD D32W831 TV_AOC_D32W831-D42H831-D47H831

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TV_AOC_D32W831-D42H831-D47H831


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32&42&47 Digital LCD TV                                                                AOC D32W831&D42H831&D47H831



Service
Service
Service




                                                                                                                    Horizontal Frequency
                                                                                                                     32":31~60 kHz
                                                                                                                 42"/47":31~65 kHz

                                                            TABLE OF CONTENTS

 Description                                                          Page Description                                                       Page

 Table Of Contents......................................................1      6.3.Tuner Board..................................................26
 Important Safety Notice...................................................2   6.4.Key Board.....................................................26
 Revision List.........................................................3       6.5.IR Board.......................................................26
 1. General Specification...............................................4      7.Adjustment........................................................27
 2. Operating Instructions.........................................5
                                                                               8. Block Diagram........................................................28
 2.1. Remote Control.................................................5
                                                                               9. Schematic......................................................47
 2.2. Control Buttons and Connections..........................6
                                                                               9.1.Main Board....................................................47
 2.3. Use the Menus..................................................9
                                                                               9.2.Power Board..................................................57
 2.4. Front Panel Control Knobs.................................10
                                                                               9.3.Tuner Board..................................................62
 3. Input/Output Specification.......................................11
 4. Mechanical Instructions.........................................13         9.4.Key Board.....................................................70

 5. Repair Flow Chart ..............................................16         9.5.IR Board.......................................................71
 6. PCB Layout ....................................................21          10.Exploded View...............................................72
 6.1.Main Board.......................................................21       11.BOM List.......................................................75
 6.2.Power Board.....................................................24        12.Different Parts List......................................186




                                                              SAFETY NOTICE

 ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE
 CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING
 ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.

         CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING




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32&42&47Digital LCD TV                                                  AOC D32W831&D42H831&D47H831
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.)




                                                            2
32&42&47 Digital LCD TV                               AOC D32W831&D42H831&D47H831
                                     Revision List

   Version   Release Date   Revision Histoty       Customer Model      TPV Model
                                                                    E32RMNNSW8AE2N
                                                      D32W831
                                                                    E32RMNNSW8AE6N
    A00      Sep.-12-2008    Initial Release          D42H831       E42RMNNSW8AE6N
                                                      D47H831       E47RMNNSW8A2NN




                                               3
32&42&47Digital LCD TV         AOC D32W831&D42H831&D47H831
1. General Specification




                           4
32&42&47 Digital LCD TV         AOC D32W831&D42H831&D47H831
2. Operating Instructions
2.1 Remote Control




                            5
32&42&47Digital LCD TV                    AOC D32W831&D42H831&D47H831
2.2 Control Buttons and Connections
Control Buttons




                                      6
32&42&47 Digital LCD TV       AOC D32W831&D42H831&D47H831
Connections




                          7
32&42&47Digital LCD TV       AOC D32W831&D42H831&D47H831




                         8
32&42&47 Digital LCD TV       AOC D32W831&D42H831&D47H831
2.3 Use the Menus




                          9
32&42&47Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47 Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47 Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47 Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47 Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47Digital LCD TV        AOC D32W831&D42H831&D47H831




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32&42&47 Digital LCD TV        AOC D32W831&D42H831&D47H831




                          19
32&42&47Digital LCD TV                                            AOC D32W831&D42H831&D47H831
3. Input/Output Specification
3.1 Connectors
  CONNECTORS
  AC Power                          IEC                                         : 3 Pin Cord
  The display shall support an IEC C-13/C-14 (Standard) type male power receptacle for connection
  to mains power.




  AV Video                   Composite Input Connector


  S-video                    S-video Input Connector


                             HD Component YPbPr RCA Video Input
  Component
                             (480i, 480P, 720P, 1080i) Connectors
                             SPDIF output test(the black port)
  Analog RGB                 : Rear side / Data Cable                    : 15-pin D-sub female



  Pin 



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