Acer AT3220B Manual de usuario
Acer AT3220A/3220B/3220 LCD TV
Service Guide
Project Code: T58
PRINTED IN TAIWAN
Service guide files and updates are available
on the ACER/CSD web; for more information,
please refer to http://csd.acer.com.tw
II
Revision History
Please refer to the table below for the updates made on Acer LCD TV AT3220/3220A/3220B service guide.
Date Chapter Updates
2006/08/08 Chapter 1 Revise PIP/PBP/POP supporting configuration on page 37.
III
Copyright
Copyright © 2006 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced,
transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in
any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without
the prior written permission of Acer Incorporated.
Disclaimer
The information in this guide is subject to change without notice.
Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the
contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular
purpose. Any Acer Incorporated software described in this manual is sold or licensed "as is". Should the
programs prove defective following their purchase, the buyer (and not Acer Incorporated, its distributor, or its
dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential
damages resulting from any defect in the software.
Acer is a registered trademark of Acer Corporation.
Other brand and product names are trademarks and/or registered trademarks of their respective holders.
IV
Conventions
The following conventions are used in this manual:
SCREEN MESSAGES Denotes actual messages that appear
on screen.
NOTE Gives bits and pieces of additional
information related to the current
topic.
WARNING Alerts you to any damage that might
result from doing or not doing specific
actions.
CAUTION Gives precautionary measures to
avoid possible hardware or software
problems.
IMPORTANT Reminds you to do specific actions
relevant to the accomplishment of
procedures.
V
Preface
Before using this information and the product it supports, please read the following general information.
1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION
decided for Acer's "global" product offering. To better fit local market requirements and enhance product
competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g.
add-on card, modem, or extra memory capability). These LOCALIZED FEATURES will NOT be covered
in this generic service guide. In such cases, please contact your regional offices or the responsible
personnel/channel to provide you with further technical details.
2. Please note WHEN ORDERING FRU PARTS, that you should check the most up-to-date information
available on your regional web or channel. If, for whatever reason, a part number change is made, it will
not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer
office may have a DIFFERENT part number code to those given in the FRU list of this printed Service
Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and
service of customer machines.
VI
Chapter 1 1
Features
This LCD TV was designed with the user in mind. Here are just a few of its many features:
LCD Panel
TMax. resolution: 1366x768
TDisplay area: 32 inches diagonal
TDisplay color: 16.7 M colors (8 real bits per color)
TLife time: 60,000 hours
TInput Signal: 1-ch LVDS
TContrast ratio: 1200:1 ( Typ )
TBrightness: 200 cd/m2 ( Typ )
TResponse Time: AUO Typ. Gray to gray Tr=Tf=8ms
TViewing angle: 176 ( L ) / 176 ( R ), 176 ( U ) / 176 ( D)
I/O Functions
TRCA jack (YUV and CVBS) for YPbPr, YCbCr, video and audio
TSupport 480i/576i, 480p/576p, 1080i and 720p format
TBuilt-in dynamic adaptive smoothing filter
TBuilt-in dynamic temporal frame-filtering noise reduction
TBuilt-in dynamic motion and edge adaptive de-interlacing
Video Functions
TSupport PAL/NTSC/SECAM video format (for AT3220A)
T15 pin D-sub for VGA
T24 pin DVI/HDCP for DVI-D (optional)
T19 pin HDMI connector (optional)
TDIN45325 (IEC169-2) Terminal for TV/CATV input
T3.5 mm Earphone jack for audio line input
TScreen display model 16:9 / 4:3 / panorama / zoom / PIP / POP (Film mode 3:2 & 2:2 pull down)
Mechanical
TDimensions (W x H x D mm): 814 x 610 x 261
TWeight (kg/lbs.): 17.7/39
TWall-mounting holes 400mm x 200mm
Power Source
TInput voltage: 100 ~ 264 V, 50 ~ 60 Hz
TInput current: 2.2A
TStandby consumption is under 5 Watts
TPower consumption is under 185 Watts
°°°°
System Specifications
Chapter 1
2Chapter 1
Speaker
TInternal speaker: 10 W * 2 stereo, volume adjustable
TAmplimfier: 8W * 2 stereo, volume adjustable
Chapter 1 3
System Block Diagram
System Block and Wiring Diagram
LCD Main Board Block Diagram
M
AIN Board
SPEAKER IR Receiver Key Boar
d
Component2
Component1
A
V 2
A
V 1
I/O Board
A-Tuner
INVERTER
PANEL
M
odule
POWER
4Chapter 1
Board Layout
Cable Arrangement
No. Connector Cable Description
1 CN908 (Power Board) Inverter Cable
2 CN903 (Power Board) <-->CON15 (Main
Board)
Audio Cable-Main board (audio) to power
board
3 CN904<-->CON11 Power Cable
4 CON6 (Main Board) -CN1(Button Board)-CN1
(IR Board)
Button Board-IR Board (CN1)-Main Board
(CN1) Cable
5 CON17 (Main Board) LVDS Cable
6 CON13 (Main Board) Speaker Cable
Este manual sirve para los siguientes modelos
2
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