AOC LC32W063 User manual

31.5ƎLCDTV AOCLC32W063
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Service
Service
Service
Horizontal Frequency
31~48KHz
TABLE OF CONTENTS
Description Page Description Page
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
6.2 Power Board………………..…….…….……….......32
6.3 Inverter Board……………..…….…….……….......35
6.4 Key Board………………………..……..……….......36
6.5 IR Board………………………….……..……….......36
7. Adjustment……..………………………….................37
8. Block Diagram.…….................................................38
9. Schematic Diagram…..…………....………………...39
9.1 Main Board…………………………………...….......39
9.2 Power Board…………..….….……...………….......51
9.3 Inverter Board…………..….……...………….......53
9.4 Key Board……………….……….…………….........54
9.5 IR Board……...………….……….…………….........55
10. Exploded View………………………………….…...56
11. BOM List……………….………………….………….58
Table of Contents.......……....................................…........1
Important Safety Notice.......................................……......2
Revision List…………………………………………………3
1. General Specification..............................……...…........4
2. Operating Instructions………………...…….……….......5
2.1 The Use of Remote Control…….…..……….…….......5
2.2 To Use the Menus….....………………….……….......6
2.3 How to Connect……..……………….…….……….....16
2.4 Front Panel Control Knobs…….………….……….....18
3. Input/Output Specification…………....................…....19
4. Mechanical Instructions…………………….................21
5. Repair Flow Chart ……………………….…….…….....24
6. PCB Layout ………………..…………………....….......30
6.1 Main Board…………..………………...…….…….......30

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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.)

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Revision List
Version Release Date Revision Instructions TPV Model
A00 May 17,2010 Initial Release
E32A2ZNKW3ACXNX
E32A2ZNSW3ACXNX
A01 Sep.2,2010 Add new model E32A2ZNKW3ACNNX

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1. General Specification
Model LC32W063
Panel size 800 mm diagonal (31.5” viewable)
Resolution 1366 x 768
TV system NTSC standard ATSC standard (8-VSB, Clear-QAM)
VHF: 2 through 13
UHF: 14 through 69
Cable TV:
Channel coverage Mild band (A - 8 through A - 1, A through I)
Super band (J through W)
Hyper band (AA through ZZ, AAA, BBB)
Ultra band (65 through 94, 100 through 125)
Speaker 10 W x 2
Antenna impedance 75ȍ
Power Source 120VAC, 60Hz, 120W
Standby power consumption <1W
Video/audio Terminals Rear AV x1: S-Video/Video/Audio Input/Audio output Side AV x1:
Video/Audio Input/Audio output
S-video input* Y: 1 V(p-p), 75 ohm, negative sync. C: 0.286 V(p-p) (burst signal), 75 ohm
Video/audio Input VIDEO: 1 V(p-p), 75 ohm, negative sync. AUDIO: 500mv (rms)
Audio output Audio line out (R/L): Max 2.0Vrms
Rear Component x2:
Y: 1V(p-p), 75 ohm, including sync.
Component input Pr/Cr: ±0.35V(p-p), 75 ohm Pb/Cb: ±0.35V(p-p), 75 ohm
AUDIO: 500mv (rms)
HDMI INPUT: Rear HDMI x2; Side HDMI x1
HDMI Terminals HDCP compliant
E-EDID compliant
VGA INPUT:
VGA terminals Rear VGA (D-SUB 15 Pin) Input x1 E-EDID compliant
Audio Input: Mini-jack for stereo (3.5Ø )
Headphone Audio Output: Mini-jack for stereo (3.5Ø )
SPDIF output Optical Digital Audio Out jack.
Size (W x H x D) (with base and
stand) (mm) 778.5 x 553.3 x 250.7
Weight 9.8 Kg (with stand) 8.2Kg (w/o stand and base)
Wall mount size 200 x200mm (Wall mount kit is not included)
Wall-mount accessory Optional accessory and not included in standard package
Equipment:
Operation Temperature
Storage Temperature
35 ºC for moderate climates (Maximum ambient temperature)
-20 ºC~50 ºC
* S-Video Input
You can connect your TV set to a high-resolution video source (such as Super VHS videocassette recorder, Laser
Disc player, and DVD Home Theater
Set) in order to provide maximum consumer viewing satisfaction.
Note:
• - Designs and specifications are subject to change without notice.
• - This model may not be compatible with features and/or specifications that may be added in the future.

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2. Operating Instructions
2.1 The Use of Remote Control

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2.2 To Use the Menus

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8

9

10

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12

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15

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2.3 How to Connect

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2.4 Front Panel Control Knobs

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3. Input/Output Specification
3.1 RGB Signal Input
15 - Pin Color Display Signal Cable
Pin No. Description Pin No. Description
1 Red Video 9 No Pin
2 Green Video 10 Sync Ground
3 Blue Video 11 SDA(Remote Control)
4 SCL(Remote Control) 12 Serial Data for DDC
5 Ground 13 H-Sync.
6 Red Video Ground 14 V-Sync.
7 Green Video Ground 15 Serial Clock for DDC
8 Blue Video Ground
3.2 HDMI Digital Connector Pin Assignments
Pin No. Description Pin No. Description
1 TMDS Data2+ 2 TMDS Data2 Shield
3 TMDS Data2- 4 TMDS Data1+
5 TMDS Data1 Shield 6 TMDS Data1-
7 TMDS Data0+ 8 TMDS Data0 Shield
9 TMDS Data0- 10 TMDS Clock+
11 TMDS Clock Shield 12 TMDS Clock-
13 CEC 14 NC
15 SCL 16 SDA
17 DDC/CEC Ground 18 +5V Power
19 Hot Plug Detect

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3.3 Compatible Mode Table
Presetting PC Mode
Standard Resolution Horizontal Frequency
(KHz) Vertical Frequency (Hz)
VESA 640 x 480 31.469 59.94
VESA 800 x 600 37.879 60.317
VESA 1024 x 768 48.363 60.004
VESA 1360 x 768 47.72 59.799
Presetting Video Mode
Standard Resolution Horizontal Frequency
(KHz) Vertical Frequency (Hz)
SD 480i 15.734 60
SD 480P 31.5 60
HD 720P 45 60
HD 1080i 33.75 60
FHD 1080p 67.5 60