AOC LC32W033 User manual

31.5″LCD TV AOC LC32W033
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Service
Service
Service
Horizontal Frequency
31.5~50KHz
Table of Contents
Description Page
Table of Contents………………………………………....1
Important Safety Notice……………………………….…2
Revision List…………………………………..…….……3
1. General Specification...............................…….......4
2. Operating Instructions..............................................5
2.1. The Front Control Panel………..............................5
2.2. Connections……………………..............................6
2.3. Remote Control...................................................7
2.4. Instructions for Use................................................9
3. Input /Output Specification..........……………........22
3.1. Input Signal Connector............……....................22
3.2. Factory Preset Display Modes….........................23
4. Mechanical Instruction…………….………….….....24
5. Repair Flow Chart................................................27
6. PCB Layout...……..............................................34
6.1. Main Board….......................................................34
6.2. Power Board…....................................................38
Description Page
6.3. Inverter Board…..................................................41
6.4. Key Board…........................................................44
6.5. IR Board………....................................................44
7. Adjustment.....….....................................................45
7.1 White Balance Adjustment…………………………45
7.2. Firmware Instructions .........................................46
7.3. DDC Instructions……..........................................50
8. Block Diagram….....................................................51
9. Schematic Diagram...……......................................53
9.1. Main Board…………............................................53
9.2. Power Board……….............................................63
9.3. Inverter Board…..................................................65
9.4. Key Board…........................................................68
9.5. IR Board…...........................................................69
10. Exploded View…..................................................70
11. BOM List………..………….……………….............72
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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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 Sep.30,2010 Initial Release
E32A2ANSW3E6NNX
E32A2ANSW3E7NNX
A01 Jan.21,2011
Add new model, lead in the new power
board[PCB P/N:
715G3770P03W30003S]
Update as below:
PCB Layout
Schematic
BOM
E32AGANSW3E7NNX
A02 Nov.30, 2011 Add new model E32AGANSW3E6NNX

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1. General Specification
Modelo LC32W033
Tamaño del panel 800 mm diagonal (31.5” visibles)
Resolución 1366 x 768
Sistema de TV NTSC estándar
Cobertura de canales
VHF: 2 a través de 13
UHF: 14 a través de 69
Cable TV:
Banda templada (A – 8 a través de A - 1, A a través de I)
Super banda (J a través de W)
Hiper banda (AA a través de ZZ, AAA, BBB)
Ultra banda (65 a través de 94, 100 a través de 125)
Altavoz 8 W x 2
Impedancia de Antena 75Ω
Fuente de alimentación 100-240VAC, 50/60Hz, 150W
Consumo de Energía en
Modo Suspendido <1W
Terminales de Video/Audio AV trasero x1: Entrada S-Video/Video/Audio/ Salida Audio
Lateral AV x1: Entrada Video/Audio / Salida Audio
Entrada de S-Video* Y: 1 V(p-p), 75 ohm, sinc. negativo
C: 0.286 V(p-p) (señal quemada), 75 ohm
Entrada de Video/Audio VIDEO: 1 V(p-p), 75 ohm, sinc negativo.
AUDIO: 500mv (rms)
Salida de Audio VIDEO: 1 V(p-p), 75 ohm, sinc negativo.
Linea de salida de Audio (R/L): Max 2.0Vrms
Entrada de Componentes
Componente trasero x2:
Y: 1V (p-p), 75 ohm, incluido sinc.
Pr/Cr: ±0.35V (p-p), 75 ohm
Pb/Cb: ±0.35V (p-p), 75 ohm
AUDIO: 500mv (rms)
Terminales HDMI
ENTRADA HDMI : HDMI Trasera x2; Lateral HDMI x1
Conforme a HDCP
Conforme a E-EDID
Terminales VGA
ENTRADA VGA:
VGA trasero (D-SUB 15 Pin) Entrada x1
Conforme a E-EDID
Entrada de Audio: Mini-toma para estéreo (3.5Ø)
Auriculares Salida de Audio: Mini-toma para estéreo (3.5Ø)
Salida SPDIF Toma de Salida de Audio Óptica Digital.
Tamaño (Ancho x Alto x
Profundidad) (con base y
soporte) (mm)
778.5 x 553.3 x 250.7
Peso 10.48Kg (con soporte)
8,93 Kg (con soporte y base)
Tamaño del Accesorio de
montaje 200 x200mm (el kit de montaje a la pared no está incluido)
Accesorios de montaje Los accesorios opcionales no están incluidos en el empaquetado
estándar
EEquipo: Temperatura de
Funcionamiento Temperatura
de Almacenamiento
0ºC~35 ºC
-20 ºC~50 ºC
* Entrada de S-Video
Puede conectar el televisor a una fuente de video de alta resolución (como una grabadora de cintas Super VHS, un
reproductor de Laser Disc o un equipo de Teatro en casa) para ofrecer una máxima calidad de visualización para el
consumidor.
Nota:
• - Los diseños y las especificaciones están sujetos a cambios sin aviso previo.
• - Este modelo podría no ser compatible con funciones y/o especificaciones que se introduzcan en el futuro.

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2. Operating Instructions
2.1 The Front Control Panel
1. VOL + Pulse para subir el nivel de volumen.
2. VOL - Pulse para bajar el nivel de volumen.
3. CH ▲Pulse para seleccionar el siguiente número de programa hacia arriba.
4. CH ▼Pulse para seleccionar el siguiente número de programa hacia abajo.
5. Menú Pulse para abrir o cerrar el menú de visualización en pantalla.
6. ENTRADA Pulse para seleccionar la fuente de entrada.
7. Power Pulse para encender / apagar (reposo) el televisor.

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2.2 Connections

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2.3 Remote Control
* Sonido de televisión multicanal (MTS)
Estándar de transmisión que permite que los sonidos estéreos se transmitan junto con la imagen de TV.

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** Programa de audio secundario (SAP)
Canal de audio adicional proporcionado para el estándar de transmisión de sonido de televisión multicanal (MTS).
Sonido monoaural incluido en la señal grabada o de video (generalmente, contiene una traducción en un segundo
idioma para el programa que se está visualizando).
*** Sleep (Temporizador de apagado)
Puede establecer un período de tiempo luego del que la TV se apagará de forma automática.

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2.4 Instructions for Use
Encendido y apagado
Puede encender la TV a través del botón de encendido ubicado en la TV o con el control remoto.
Configuración de idioma

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Switching Input Source

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OSD Manual Setting

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