HP Brio ba600 User Manual page 38

Troubleshooting Help Zone
CMOS Test Error
Problem
POST displays a CMOS test
error. CMOS is a chip that
keeps a record of installed
components when the PC is
turned off.
More Advanced Troubleshooting
If the problem persists, contact your authorized support provider
32
Possible cause
The internal battery is not
working.
You may need to update
your PC's Basic Input
Output System (BIOS).
Power is not correctly
connected to the system
board.
You may need to restore
the default configuration
settings
The CMOS is corrupted
The system board is not
working.
To try and fix this ...
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).
Create a floppy to update your PC's BIOS. Refer to page 20.
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).
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.
Clear your PC's CMOS manually. Refer to page 77
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.