Chapter 4
71
System Error – No Beep
DMA Test Failed
DIMM
System board
Software NMI Failed
DIMM
System board
Fail-Safe Timer NMI Failed
DIMM
System board
Device Address Conflict
Run the Setup Utility, then press
F9
to load the system
defaults.
RTC battery
System board
Allocation Error for device
Run the Setup Utility, then press
F9
to load the system
defaults.
RTC battery
System board
Failing Bits: nnnn
DIMM
BIOS ROM
System board
Fixed Disk n
None
Invalid System Configuration Data
BIOS ROM
System board
I/O device IRQ conflict
Run the Setup Utility, then press
F9
to load the system
defaults.
RTC battery
System board
Operating system not found
Run the Setup Utility and see if fixed disk and drive A: are
properly identified.
Diskette drive
Hard disk drive
System board
Error Message
FRU/Action in Sequence
No beep, power indicator turns off and the
LCD screen is blank.
Power source (battery pack and power adapter). Refer to the
“Power System Check” section on page 67.
Ensure every internal cables are properly and securely
connected.
Reinstall the memory module.
System board.
No beep, power indicator turns on but the
LCD screen is blank.
Power source (battery pack and power adapter). Refer to the
“Power System Check” section on page 67.
Reconnect the LCD-CCD cable.
Hard disk drive
LCD-CCD cable
Inverter board
LCD panel
System board
Error Message
FRU/Action in Sequence
Acer TM 4520 SG.book Page 71 Friday, June 22, 2007 5:43 PM
Summary of Contents for Extensa 4120
Page 6: ...VI ...
Page 10: ...X Table of Contents ...
Page 36: ...26 Chapter 2 ...
Page 93: ...Chapter 5 83 System Block Diagram System Block Diagram and Board Layout Chapter 5 ...
Page 98: ...88 Chapter 6 Aspire 5910 Exploded Diagram ...
Page 100: ...90 Chapter 6 Cables Category No Part Name and Description Acer Part No ...
Page 101: ...Chapter 6 91 Fan Hard Disk Drive Category No Part Name and Description Acer Part No ...
Page 102: ...92 Chapter 6 Keyboard Category No Part Name and Description Acer Part No ...
Page 103: ...Chapter 6 93 Keyboard TM LCD Panel Category No Part Name and Description Acer Part No ...
Page 104: ...94 Chapter 6 Mechanical parts Category No Part Name and Description Acer Part No ...
Page 105: ...Chapter 6 95 Memory Optical Disc Drive Category No Part Name and Description Acer Part No ...
Page 106: ...96 Chapter 6 Power related Processor Category No Part Name and Description Acer Part No ...
Page 107: ...Chapter 6 97 Screws Miscellaneous Category No Part Name and Description Acer Part No ...
Page 108: ...98 Chapter 6 Category No Part Name and Description Acer Part No Audio related Boards ...
Page 109: ...Chapter 6 99 Cables Category No Part Name and Description Acer Part No ...
Page 110: ...100 Chapter 6 Fan Hard Disk Drive Category No Part Name and Description Acer Part No ...
Page 111: ...Chapter 6 101 Keyboard Category No Part Name and Description Acer Part No ...
Page 112: ...102 Chapter 6 Keyboard TM LCD Panel Category No Part Name and Description Acer Part No ...
Page 113: ...Chapter 6 103 Mechanical parts Category No Part Name and Description Acer Part No ...
Page 114: ...104 Chapter 6 Memory Optical Disc Drive Category No Part Name and Description Acer Part No ...
Page 115: ...Chapter 6 105 Power related Processor Category No Part Name and Description Acer Part No ...
Page 116: ...106 Chapter 6 Screws Miscellaneous Category No Part Name and Description Acer Part No ...
Page 122: ...112 Appendix A ...
Page 136: ...126 Appendix C ...
Page 143: ...Index 133 ...