Biostar M7TTB User Manual page 69

Chapter 3
No screen.
PROBABLE CAUSE
Memory problem.
Computer virus.
Screen goes blank periodically.
PROBABLE CAUSE
Screen saver is enabled.
Keyboard failure.
PROBABLE CAUSE
Keyboard is
disconnected.
PROBLEM
DIAGNOSIS
Reboot computer.
Reinstall memory, make
sure that all memory
modules are installed in
correct sockets.
Use anti-virus programs to
detect and clean viruses.
PROBLEM
DIAGNOSIS
Disable screen saver.
PROBLEM
DIAGNOSIS
Reconnect keyboard.
Check keys again, if no
improvement replace
keyboard.
3-4
Trouble Shooting
SOLUTION
SOLUTION
SOLUTION