Run-Time Error Messages - Acer Extensa 900 Series Maintenance Manual

failures are associated with the Upper and Lower Electronics Boards and may require
board removal/replacement.
Try running PC-Doctor (Paragraph 5.5) if possible to verify the source of problem.
Beep Code
1 Long, 2 Short
1 Long, 3 Short
1 Long, 4 Short
1 Long, Five Short
1 Long, 6 Short
2 Short
3 Short

5.3.4 Run-Time Error Messages

In the event of a hardware/software error that occurs after completion of POST, the
error messages listed and described in Table 5-4 may occur.
Table 5-3 Self Test Beep Messages
VGA Failures
Horizontal Retrace Failed
DAC Test Failed
Monitor Sense Failed
Vertical Retrace Failed
DVideo Memory Test Failed
System Failures
Battery Low 1
Battery Low 2
Description
Troubleshooting Procedures 5-9