Acer AL1912 manual Performance Troubleshooting

Page 43

Performance Troubleshooting

43

Image 43

Contents Acer AL1912 Service Guide Disclaimer CopyrightPreface ConventionsPage Precautions Special Notes on LCD Monitors Table of contents Introduction Comparison Chart of AL1912 m/AL1912Scope Electrical Requirements Measuring Equipment Control settingsStandard Test Conditions LCD monitor General specification Total output power60 Watt max LCD Panel SpecificationLCD Panel Model Hydis LT17E12-200 Interface frequency Panel Relative Humidity Input SignalsVideo input Sync inputApple MAC-480 Supported Timing85Hz refresh rate Support Video input ConnectorAnalog Video input Connector 15pins mini D-Sub Support ModesMonitor Block Diagram System Block Diagram Block DiagramMonitor board layout Software flow chart External Controls General InstructionsConnecting the Audio Cable For AL1912 m and AL1912 bm System InstallationConnecting the Display Connecting the AC PowerPage Page LCD Horizontally For TCO99 GAP SpecTilt Base Rotation Plastic MaterialInterface Signals POWER/Inverter BoardAC-DC Electrical specification Electrical SpecificationInput Specification Condition Min Typ Max Unit Protection function AC-DC Output SpecificationSafety Inverter Electrical SpecificationFor Fujitsu FLC488SC8V-10 AL1912 m Monitor Control Keys Power ConsumptionConnectors / Controls ConnectorsControl panel monitor front panel ControlsOutline Description for control function Main OSD Menu简体中文 Outline Description for Hot-Key function Operation Icon Description Adjustment Reset Range ValueHot-Key MenuFor AL1912 m only OSD MessageAuto Balance LogoItem of Factory menu BrightUsing The Right Power Cord Plug & play DDC2B featurePlug and play Audio Technical specification For AL1912 m only White Color TemperatureGeneral Description Speakers Electrical characteristics Tamb=25Audio amplifierUSE Panasonic VP-7723A Audio Analyzor Disassemble the base Disassembly ProcedureDisassemble the chassis Disassemble the main board Disassemble the power boardDisassemble the key board Disassemble the speakers Main Procedure TroubleshootingPower Circuit and Backlights Troubleshooting Performance Troubleshooting Function Troubleshooting Phonejack stereo Connector InformationFRU Field Replaceable Unit list Model AL1912 ModelAL1912 m Part list Photo Part Name LCD R Page Schematic Diagram Page Page Page Page Page Page Page Page