32
Troubleshooting Help Zone
CMOS Test Error
Problem
Possible cause
To try and fix this ...
POST displays a CMOS test
error. CMOS is a chip that
keeps a record of installed
components when the PC is
turned off.
The internal battery is not
working.
1
Set the PC to the correct time (refer to the operating
system manual).
2
Switch off and unplug the PC for an hour.
3
Restart the PC and check the time is correct.
4
If the time is incorrect, replace the PC’s battery by a new
one (refer to page 62).
You may need to update
your PC’s Basic Input
Output System (BIOS).
Create a floppy to update your PC’s BIOS. Refer to page 20.
More Advanced Troubleshooting
Power is not correctly
connected to the system
board.
1
Disconnect the power cord.
2
Remove the PC’s cover (refer to page 44).
3
Check the power connector is correctly attached to the
system board.
4
Close the PC, reconnect the power cord and check that
the PC boots (starts).
You may need to restore
the default configuration
settings
1
Switch the PC OFF then ON.
2
When the message
Press F2 to Enter Setup
appears,
press the
F2
key.
3
Press
F9
to restore default values.
4
Press
F10
to exit the
Setup
program saving changes.
The CMOS is corrupted
Clear your PC’s CMOS manually. Refer to page 77
The system board is not
working.
1
Disconnect the power cord.
2
Remove the PC’s cover (refer to page 44).
3
Replace the system board by a known working board
from the same model of PC (refer to page 46).
4
Close the PC, reconnect the power cord and check that
the PC works.
If the problem persists, contact your authorized support provider
Summary of Contents for Brio BA400
Page 46: ...40 Support and Information Services ...
Page 86: ...80 Clearing Your PC s CMOS BIOS Settings ...
Page 97: ......