Acer AL1912 manual Disassemble the speakers

Page 40

Disassemble the speakers

1.Remove the two screws to release line and VK board from bezel.

2.Remove the two screws to release line and chassis from bezel.

3.Remove the four screws from bezel.

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Image 40
Contents Acer AL1912 Service Guide Copyright DisclaimerConventions PrefacePage 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 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 SignalsAC-DC Electrical specification Electrical SpecificationInput Specification Condition Min Typ Max Unit AC-DC Output Specification Protection functionSafety Inverter Electrical SpecificationFor Fujitsu FLC488SC8V-10 AL1912 m 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 BalanceUsing 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 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