AOC L32W351 User manual

AOCL32W351
S
SE ER RV VI IC CE E M MA AN NU UA AL L
32” LCD-TV
L32W351
THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY. EVERY REASONABLE EFFORT HAS
BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE ACCURACY
OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RELIABILITY FOR CHANGES,
ERRORS OR OMISSIONS.

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Revision List
Version Release Date Revision History TPV Model
A00 Feb-14-06 Initial Release EJF5MSNBC3A3TM

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Table Of Contents
Revision List .............…………...............……..............................................………….......................... 1
Table Of Contents .............................................................................................………….......................... 2
1. Specification For LCD TV ................................................................................………….......................... 3
1.1 General Specifications ................................................................................................…………....…. 3
1.2 LCD TV Description .....................................................................…………...………........................ 12
1.3 Interface Connector ....................................................................................................………….....…. 12
2. Precautions And Notice ..................................................................................……………..………… 13
2.1 Assembly Precaution ............................................................................................…………..…. 13
2.2 Operating Precaution ..............................................................................................…………..…. 13
2.3 Storage Precaution .................................................................................................…………..…. 13
2.4 High Voltage Warning .........................................................................................…………...…. 13
3. BOM List ….....................................................……………………………………………..................... 14
4. Repair Flow Chart ….....................……………………………………........................…………………… 42
5. PCB Layout ….....................…………………………………………........................…………………… 46
5.1 Main Board …...................……………………………...................………..........…………………… 46
5.2 Power Board ….............………................…………...........………...…………......………………… 47
5.3 IO Board …........................………….....………………………………………………………….. 49
5.4 Key Board …......................………….....………….....…………...........………....…………………. 49
5.5 IR Board …......................………….....………….....…………...........………....…………………. 50
5.6 Headphone Board .................………….....………….....…………………………………………… 50
6. Block Diagram .........................................................................................…………………………... 51
6.1 Main Board ...........................………........……………………………………………………………... 51
6.2 Power Board ...................................………………………………………………………...………... 52
6.3 Exploded View ...........................……………………………………………………………………… 53
7. Schematic Diagram .............…………....................................................……………………………. 54
7.1 Main Board ......................……....................................................……………………………….. 54
7.2 Power Board ...................……....................................................……………………………….. 64
7.3 IO Board ...................…………..............................................……………………………….. 66
7.4 Key Board ..........................…………........................................……………………………….. 69
7.5 Headphone Board ................…………...............................................……………………………….. 70

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1. Specifications For LCD TV
1.1 General Specifications
Items Specification
Panel Type 32” CMO V320B1-L01 panel
Driver Element a-si TFT active matrix
Aspect Ratio 16: 9
Resolutions 1366 x 768(WXGA)
Active Display Area H x V 708.954mmx398.592mm
Pixel Pitch 0.173mm(H) x 0.519mm(V)
Contrast Ratio 1000:1 (type)
Brightness 550:1 (type)
Response Time 8ms
View Angle (CR≥20) H: 176/ V: 176
Display colors 16.7 million
Lamp Type/Life 60000 hr (type)
LCD Panel
Color Temperature Cool / Warm
TV Standard PAL B/G, I, D/K and SECAM D/K, L/L
TV Function Color systems PAL/SECAM/NTSC
DPF function (Optional) Supported by memory card Not supported
Wireless earphone (Optional) FM transmission frequency Not supported
RCA x 1
Video Inputs AV、S-VIDEO S-Video x 1
A
udio L/R x 1
(Share)
Speaker (built-in): Two 5W speakers
Audio Output Audio Output: L / R Headphone Mini-jack for stereo (3.5ø)
OSD language English / French / Spanish / Portuguese/German/Italian
Table Stand Included
Wall Mount VESA 100 x 100 mm
Power Supply AC100V~240V, 50/60Hz
Power Power Consumption <200W
Panel Tilt Forwards/Backwards/Rotation -4°/ +18° / ± 35°
Operating + 0 °C ~ + 40 °C
Storage - 25 °C ~ + 60 °C
Environment
Operating 10% ~ 85%
W x H x D (with stand) 810 x 610 x 300(mm)
Dimension Weight (Kg) 18.2Kg
Accessories Remote Controller, Batteries (AAAx2), AC Power Cord,
User’s Manual, Quick Setup Guide, Warranty Card (optional)

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THE USE OF REMOTE CONTROL
OPERATING INSTRUCTIONS
POWER:
Press to turn on/off the TV.
The TV is never completely
powered off unless it is
physically unplugged.
DISPLAY
Press this key to display:
(1) The channel number
when watching a TV
program.
(2) The input source when
watching an AV
program.
CH
Press or (or MENU
▲or ▼button) buttons
to scroll through the
channels.
VOL
Press + or – (or MENU
or button) to increase
or decrease the volume.
PC
Select your input
source to PC.
SLEEP
With this key you can
set a time period after
which the TV should
switch itself to standby.
Press the key
repeatedly to select the
number of minutes.
The counter runs from
0, 30, 60, 90,120
minutes. The timer
begins to count down
from the number of
minutes selected after
the display has
disappeared.
SWAP
Press to swap the two
screens when POP is
work
(
o
p
tion
)
.
MENU
Press this key to
display main menu.
SIZE
Press this key repeatedly
to select desired picture
format (4:3, CINERAMA,
16:9,LETTER BOX)
MUTE
Temporarily interrupt
the sound or restore it.
SUBPAGE
Teletext
Sub-
p
a
g
e function.
0~9 DIGIT BUTTONS
To select a TV channel.
PRE-CH
To d is p l ay th e
p
reviousl
y
selected TV
TV/VIDEO
Select your input source: press
repeatedly to select TV, AV,
S-VIDEO or SCART mode,
according to where you
connected your external
SOUND
T
To o s se el le ec ct t M Mo on no o/ /
S
St te er re eo o / /D Du ua al l f fr ro om m T TV V R RF F i in np pu ut t.
.
PIP/POP
Press this key to display PIP
screen (only in PC mode).
POP is not available on this
model.

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TELETEXT
Teletext is an information service organized like a magazine, which is provided by some TV stations in addition to
regular television broadcasting.
PAGE SELECTION
Page can be selected in two ways.
a. Press ▼or ▲to increase or decrease the page number by one.
b. By entering the page number, using digit buttons 0~9.
SUBPAGE ACCESS
When Teletext information exceeds more than one page. Press
SUBPAGE first then select the required page number using digit
buttons 0~9.
TELETEXT
Press TELETEXT. The Teletext screen appears.
To turn off the Teletext mode, press TELETEXT again.
SIZE
Press SIZE repeatedly to display the upper teletext part,
the lower teletext part and then to return to the normal.
RED / GREEN / YELLOW / BLUE
Use the COLOURED BUTTONS to operate the Teletext
screen.
INDEX
Press INDEX to return to the main index page.
SUBTITLE
Press to select the next page marked as a subtitle page
and requests it as the display page.
HOLD
Press HOLD to hold the Teletext page when viewing
information. Press again to return to automatic page update.
REVEAL
Press REVEAL to display reveals hidden words e.g. quiz
p
a
g
e answers. Press a
g
ain to hide.
MIX
Press MIX to superimpose the teletext over a normal
broadcast picture. Press again to return to Teletext
mode.

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MAIN MEN
U
TO USE THE MENU
1. Press the MENU button repeatedly to display each menu.
2. Use the cursor up/down to select a menu item or adjust the setting of Menu item.
3. Use the cursor left/right to enter a submenu or enable the function.
4. Press the MENU button to exit the menu.
Press the MENU button into the main OSD (On Screen Display). Adjust item include VIDEO, AUDIO, TV (only in the
TV mode),PC and PIP (only in the PC mode) and SETUP.
VIDEO Adjust
1. CONTRAST, BRIGHTNESS, COLOUR and TINT are adjusted from 0 to 100.
2. SHARPNESS is adjusted from -5 to +5.
You can adjust picture contrast, brightness, color, tint and sharpness to the levels you prefer.
3. RESET is set up to default value.
Note:
 TINT only work in NTSC video signal input.
When adjust any item sub-OSD will show up like this.
AUDIO Adjust
1. VOLUME is adjusted from 0 to 100.
2. BASS and TREBLE are adjusted from 0 to 100.
You can adjust picture Volume, Bass and Treble to the levels you prefer.

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When adjust any item sub-OSD will show up like this.
3. SRS for turn on / off SRS function. SRS is an audio technology, which improves sound quality.
TV
Quick Installation
1. Use COUNTRY to select your country first.
2. Move to SCAN and scan the program.
3. After scan finished, you can use SKIP to skip the unlike program.
PROGRAM Editing
Using PROGRAM, FREQENCY, SWAP, and INSERT for program edit.
1. Move to PROGRAM, select the program you want to edit
2. Move to FREQENCY, use RIGHT or LEFT button for program search.
3. User can use SWAP for program swap.
4. Use INSERT to insert current program into selected position.
SETUP
1.BLUE SCREEN for when no video input screen will be blue or blank. If it’s ON, the screen will be in blue. If it’s OFF,
the screen will be blank. Preset is ON.
2. LANGUAGE for different language OSD MENU. Preset is English.
3.SLEEP TIMER is for set a time period after which the TV should switch itself to standby. The counter runs from 0 >
30 > 60 > 90 > 120 minutes.
4.  TELETEXT: Using / buttons, select the character set that will be used for Teletext on this channel
5. RESET is set up to default value of BLUE SCREEN and SLEEP TIMER.
Note: To view the remaining time, press the SLEEP button once. To cancel the sleep time, repeatedly press the
SLEEP button until… APPEARS. If you turn the TV off after setting the sleep time, the setting will be erased. Set it
again.

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 PC Setup
 PC Adjust
1. AUTO TUNE is the function auto-sizing for VGA input.
2. CONTRAST, BRIGHTNESS, FOCUS, CLOCK, H-POSITION, V-POSITION and COLOUR TEMP are the
functions for PC adjustment.
 COLOUR
Colour for you can adjust the colour temperature you prefer.
 PIP
PIP
1. PIP for turn on / off small picture function.
2. POSITION for change the position of small picture.
3. SOURCE for select video source of small picture.
4. SOUND for select audio source form MAIN (PC) or SUB (Video).

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FRONT PANEL CONTROL KNOBS
HOW TO CONNECT (32” Model)
Power Key: Press to turn on or off the TV.
MENU Key: Press to show the OSD menu and exit OSD menu at the TV.
Down / Up Key:Press to perform select function and channel.
- / + Key: Press to confirm your function selection and adjustment.
Source Key: Press to select your input source.
There is a wide range of video and audio equipment that can be connected to your TV. The following connection
diagrams show you how to connect them.
PREPARATION
Remove the back plate at the back of the TV as shown on the illustration opposite. Lay the LCD TV with the screen
down on a table, as it will be easier to connect your peripheral equipment. Please take precaution not to damage the
screen.
CONNECT PERIPHERAL EQUIPMENT