Acer H243H service manual Important Safety Notice

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Acer

Acer –LCD-H243H

Important Safety Notice

1.Safety precautions

This monitor is manufactured and tested on a ground principle that a user’s safety comes first. However, improper used or installation may cause damage to the monitor as well as to the user.

Warning:

zThis monitor should be operated only at the correct power sources indicated on the label on the rear of the monitor. If you’re unsure of the power supply in you residence, consult your local dealer or Power Company.

zDo not try to repair the monitor by yourself, as it contains no user-serviceable parts. This monitor should only be repaired by a qualified technician.

zDo not remove the monitor cabinet. There are high-voltage parts inside that may cause electric shock to human bodies.

zStop using the monitor if the cabinet is damaged. Have it checked by a service technician.

zPut your monitor only in a lean, cool, dry environment. If it gets wet, unplug the power cable immediately and consult your closed dealer.

zAlways unplug the monitor before cleaning it. Clean the cabinet with a clean, dry cloth. Apply non-ammonia based cleaner onto the cloth, not directly onto the class screen.

zDo not place heavy objects on the monitor or power cord.

2.Product safety notice

Many electrical and mechanical parts in this chassis have special safety visual inspections and the protection afforded by them cannot necessarily be obtained by using replacement components rated for higher voltage, wattage, etc. Before replacing any of these components read the parts list in this manual carefully. The use of substitute replacement parts, which do not have the same safety characteristics as specified in the parts list, may create shock, fire, or other hazards.

3.Service notes

zWhen replacing parts or circuit boards, clamp the lead wires around terminals before soldering.

zKeep wires away from high voltage, high temperature components and sharp edges.

zKeep wires in their original position so as to reduce interference.

zAdjustment of this product please refers to the user’ manual.

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Contents LCD Monitor Acer H243H Table of Contents Important Safety Notice General Operation SpecificationsMain Features AccessoriesElectrostatic Discharge Requirements Electrical and Optical Characteristics and PerformanceSafety, EMC, Ergonomics and Compatibility Requirements Main Power SupplyBrightness output White balanceBrightness uniformity Timing requirements Input / Output Signal SpecificationsVideo signals Signal TimingFunction Specifications 1Panel general specifications1DDC data Control KEY Keys Function Keypad Function4OSD Structure First Second Third Fourth Control Range Default ValueSOP of firmware upgrade Manufacturer of Scaler is Mstar Operational conditionOperational steps One port of ISP program card is connected to PC print port Adjust ISP programmingAcer Flowing chart Flat Panel Specification Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Acer Exploded Diagram Page Troubleshooting No raster Black screen Bad Screen White screen Spare parts List PI BD Layout Schematics and LayoutsSwitching Mode Power Supply circuit Assembly and Disassembly Assembly and Disassembly continue Assembly and Disassembly continue Assembly and Disassembly continue Assembly and Disassembly continue Assembly and Disassembly continue