Acer AL1912 manual Function Troubleshooting

Page 44

Function Troubleshooting

44

Image 44

Contents Acer AL1912 Service Guide Copyright DisclaimerConventions PrefacePage Precautions Special Notes on LCD Monitors Table of contents Scope Comparison Chart of AL1912 m/AL1912Introduction Standard Test Conditions Measuring Equipment Control settingsElectrical Requirements LCD monitor General specification LCD Panel Model Hydis LT17E12-200 LCD Panel SpecificationTotal output power60 Watt max Panel Relative Humidity Input Signals Video inputSync input Interface frequencySupported Timing Apple MAC-480Video input Connector Analog Video input Connector 15pins mini D-SubSupport Modes 85Hz refresh rate SupportMonitor Block Diagram Block Diagram System Block DiagramMonitor board layout Software flow chart General Instructions External ControlsSystem Installation Connecting the DisplayConnecting the AC Power Connecting the Audio Cable For AL1912 m and AL1912 bmPage Page LCD Horizontally GAP Spec Tilt Base RotationPlastic Material For TCO99POWER/Inverter Board Interface SignalsInput Specification Condition Min Typ Max Unit Electrical SpecificationAC-DC Electrical specification AC-DC Output Specification Protection functionFor Fujitsu FLC488SC8V-10 AL1912 m Inverter Electrical SpecificationSafety Power Consumption Connectors / ControlsConnectors Monitor Control KeysControls Control panel monitor front panelMain OSD Menu Outline Description for control function简体中文 Operation Icon Description Adjustment Reset Range Value Hot-Key MenuFor AL1912 m onlyOSD Message Outline Description for Hot-Key functionLogo Item of Factory menuBright Auto BalancePlug and play Plug & play DDC2B featureUsing The Right Power Cord General Description White Color TemperatureAudio Technical specification For AL1912 m only Audio amplifierUSE Panasonic VP-7723A Audio Analyzor Electrical characteristics Tamb=25Speakers Disassemble the chassis Disassembly ProcedureDisassemble the base Disassemble the key board Disassemble the power boardDisassemble the main board Disassemble the speakers Troubleshooting Main ProcedurePower Circuit and Backlights Troubleshooting Performance Troubleshooting Function Troubleshooting Connector Information Phonejack stereoFRU 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