Acer Extensa 500 Service Manual

Chapter 2

❑

Test Times:  Indicates the number of tests to perform.

The F1 and F2 keys function only after you finish configuring the 
Test option.

16XX

Backup battery error

Backup battery

1XXX

CPU or main board 
error

Reload BIOS default setting.

CPU

System board

2XXX

Memory error

Reconnect CPU board

DIMM

System board

3XXX

Keyboard error

Reseat Keyboard

Keyboard

System board

4XXX

Video error

System board

5XXX

Parallel Port error

System board

6XXX

Serial port or main 
board error

System board

7XXX

Diskette drive error

Diskette drive

System board

8XXX

Hard disk error

Reload BIOS default setting.

Hard disk

System board

9XXX

CD-ROM error

Reseat CD-ROM cable

CD-ROM drive

System board

10XXX

CPU or main board 
error

CPU

System board

11XXX

Pointing device error

Reseat Keyboard

Keyboard

System board