Acer Aspire 7740G Series User Manual

Chapter 4 101
Index of Symptom-to-FRU Error Message
LCD-Related Symptoms
Symptom / Error Action in Sequence
LCD backlight doesn't work
LCD is too dark
LCD brightness cannot be adjusted
LCD contrast cannot be adjusted
Enter BIOS Utility to execute “Load Setup Default Settings”,
then reboot system.
Reconnect the LCD connectors.
Keyboard (if contrast and brightness function key doesn't
work).
LCD inverter ID
LCD cable
LCD inverter
LCD
System board
Unreadable LCD screen
Missing pels in characters
Abnormal screen
Wrong color displayed
Reconnect the LCD connector
LCD inverter ID
LCD cable
LCD inverter
LCD
System board
LCD has extra horizontal or vertical lines
displayed.
LCD inverter ID
LCD inverter
LCD cable
LCD
System board
Indicator-Related Symptoms
Symptom / Error Action in Sequence
Indicator incorrectly remains off or on, but
system runs correctly
Reconnect the inverter board
Inverter board
System board
Power-Related Symptoms
Symptom / Error Action in Sequence
Power shuts down during operation Power source (battery pack and power adapter). See “Power
System Check” on page 91.
Battery pack
Power adapter
Hard drive & battery connection board
System board
The system doesn’t power-on. Power source (battery pack and power adapter). See “Power
System Check” on page 91.
Battery pack
Power adapter
Hard drive & battery connection board
System board

Acer Aspire 7740G Series Specifications

General

Memory	Up to 8GB DDR3
Storage	Up to 640GB HDD
Battery	6-cell Li-ion
Wireless	802.11b/g/n Wi-Fi
LAN	Gigabit Ethernet
Webcam	Acer Crystal Eye webcam
Processor	Intel Core i3/i5/i7
Graphics	ATI Mobility Radeon HD 5650
Display	17.3" HD+ (1600 x 900) / Full HD (1920 x 1080)
Optical Drive	DVD Super Multi DL
Operating System	Windows 7 Home Premium / Professional
Chipset	Intel HM55
Card Reader	Multi-in-1 card reader
Ports	HDMI, VGA, Ethernet