Acer AL2021 Support and Manuals
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Blown Fuses
i keep blowing main fuses on the plug after 5 secs of plugging it in
i keep blowing main fuses on the plug after 5 secs of plugging it in
(Posted by gumseller 10 years ago)
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Acer AL2021 display problem
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Popular Acer AL2021 Manual Pages
AL2021 Service Guide - Page 1
Acer AL2021 Service Guide
Service guide files and updates are available on the CSD web: for more information, Please refer to http://csd.acer.com.tw/
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AL2021 Service Guide - Page 2
... its dealer) assumes the entire cost of all necessary servicing, repair, and any incidental or consequential damages resulting from any particular purpose, Any Acer Incorporated software described in this manual is sold or licensed "as is subject to the contents hereof and specifically disclaims any warranties of Acer Incorporated. Copyright
Copyright © 2003 by any means...
AL2021 Service Guide - Page 3
... appear on screen Gives bits and pieces of procedures.
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Conventions
The following conventions are used in this manual:
Screen messages Note Warning Caution Important
Denotes actual messages that might result from doing or not doing specific actions. Gives precautionary measures to avoid possible hardware or software problems.
Reminds you to the current topic.
AL2021 Service Guide - Page 4
... supports, please read the following general information. 1. You MUST use the list provided by your regional web or channel. this generic service guide. Preface
Before using this printed Service Guide. please not WHEN ORDERING FRU PARTS, that you should check the most up-to order FRU parts for ACER-AUTHORIZED SERVICE PROVIDERS, your regional office MAY have a DIFFERENT part number code...
AL2021 Service Guide - Page 5
...are present inside the monitor. Increase the separation between the equipment and receiver. 3. As an ENERGY STAR® Partner our company has determined that interference will not occur in accordance with the instructions, may cause harmful ... is the responsibility of the FCC Rules. It is not responsible for help. Refer servicing to Part 15 of the user to rain or moisture.
AL2021 Service Guide - Page 6
...monitor and to the appliance. If you to service the monitor yourself; Never push any object into a grounded power outlet as a safety feature. Please refer all servicing to power surges. This plug will not be installed... and follow the kit instructions. The monitor is provided. opening or...the monitor from overheating, be easily accessible.
It could short circuit parts causing...
AL2021 Service Guide - Page 7
... of 99.99% or more.
In this case, the screen is displayed for hours.
- 7 - Turn off the Power Switch for hours. SPECIAL NOTES ON LCD MONITORS
The following symptoms are normal with LCD monitor and do not indicate a problem.
AL2021 Service Guide - Page 9
Monitor Feature
Chapter 1
LCD Panel
Input
Display Color Maximum Dot Clock ® Max Resolution Plug & Play
EPA ENERGY STAY Audio output
Input Connector
Input Video Signal
Maximum Screen Size Power Source Environmental Considerations
Weight (N.W.) Dimension
Driving system Size Pixel ...
AL2021 Service Guide - Page 15
... five keys defined in this system and described bellows. * Adjusting display settings
External Controls
1.
2
3
4
<
5
>
POWER
AUTO OSD Function... If OSD is active, press to view OSD.
OPERATING INSTRUCTIONS
Chapter 2
Front Panel Definition
This Section defines the front ... function. If OSD is inactive, press and the monitor will automatically optimize the position, focus and clock of...
AL2021 Service Guide - Page 17
...When simultaneous input signal then it will be select Analog or else you can to default settings.
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LANGUAGE: Select the OSD menu language from English-English, Deutsch -...French, Italiano -Italian,
and 日本語-Japanese. OSD SETTING: H-Position V-Position OSD Timer This changes the position of the OSD window on the screen. Reset: Recall to select Digital signal.
INPUT ...
AL2021 Service Guide - Page 18
... :
LED Color
System Status
Green + Blue System in normal operation mode
Amber
System in power-saving mode
Dark
System in power-off mode
Factory Mode Setting
Hot Key: Auto button + Power Button Indicator : The LED of Power is Amber These pages are only visible in factory mode for...
AL2021 Service Guide - Page 19
... RESET: Recall to initial all other color temperature detail parameters. VERSION: Display F/W version
- 19 - AUTO BURN: Use the chip set internal signal. COLOR UPDATE: Force presently R, G, B offset and gain parameters update to currently temperature memory address. AUTO COLOR: Perform Auto Balance measurement by chip set internal pattern for hot running monitor panel and inverter.
AL2021 Service Guide - Page 20
... OPERATE PROPERLY, THERE MUST BE A VIDEO INPUT SIGNAL. This feature is restored by pressing a key on the level of its display capabilities. This reduces the monitor's internal power supply consumption. This monitor meets the Green monitor standards as set by reducing power consumption when there is no video-input signal present. It allows the...
AL2021 Service Guide - Page 22
... :
- 22 - During the disassembly process, group the
screws with the corresponding to scratching! Therefore, lay the monitor on how to assemble the monitor for the different components vary in size. Wear gloves.
The screws for maintenance and trouble shooting NOTE : 1. Chapter 3
Machine Assembly
This chapter contains step-by-step procedures on a soft surface...
AL2021 Service Guide - Page 36
... you should follow the rules set by your Acer office may have a DIFFERENT part number code to those given in the FRU list of this chapter whenever ordering for parts to repair or for RMA (Return Merchandise Authorization). NOTE: To scrap or to return the defective parts, you the FRU (Field Replaceable Unit) listing in global configurations of...
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