Acer ET.L1307.150 manual Led

Page 31

Defect Mode

Failure Analysis

Repair

Testing

A

LED

Display

Abnormal

Abnormal Keyboard

Abnormal

OSD

LED Off

LED Dark

LED Abnormal

LED Flicker

Check Wires

Check Main board

Check Keyboard

Check Main board

Check LVDS Wire

Change Keyboard or

Mainboard or wire

Change Keyboard or

Mainboard

Change Keyboard or

Mainboard or wire

Change Keyboard or

Mainboard or wire

Change Wires

Change Main board

Change Keyboard

Change Main board

Change LVDS Wire

Next

Test

Completed

30

Image 31

Contents Acer AL1715 Service Guide Disclaimer CopyrightScreen Messages ConventionsPreface Page Precautions Special Notes on LCD Monitors Table of Contents Chapter Monitor FeaturesCUL, FCC, VCCI, CCC, MPRII, CE, TÜV/GS Factory Preset Timing Table Lamp Monitor Block DiagramVGA Hs / Vs Main Board DiagramSoftware Flow Chart Page Description Monitor Board LayoutInverter Board Layout Front Bezel Back Bezel Volume down Power ButtonOperating Instructions Auto Adjust button / Exit Volume upPower Indicator OSD Menu Description for control function How to adjust a settingDescription for Hot-Key function Hot-Key MenuDescription for OSD Message OSD MessagePicture Description Machine DisassemblyPicture Description Strength Defect Mode Failure Analysis Repair Testing Trouble shooting\G\B LED Connector Information FRU Field Replaceable Unit List Exploded DiagramComponent Shield Function board Page Input Schematic DiagramScaler TSU16AK Panel Interface MCU Online Support Information Appendix