NCR CX5 - Page 89

LED 3-75
Current
System
Operation
Suspect
Component/
Failure
Terminal
State
HDD LED Power LED Debug Path
OFF with
AC Present
Power System OFF, Not in
Standby.
External
power supply
is on.
OFF OFF 1. Check AC power to
power supply.
2. Check power
supply.
3. Check connection
between unit and
power supply.
4. Check power
connection from
back panel to
motherboard and
motherboard to
front panel.
5. Replace power
supply.
6. Replace
motherboard.
7. Replace front panel
board.
Runtime Cooling
Solution/CPU
Over
Temperature
N/A Flashes
red/green,
then solid red
as
temperature
increases
1. Check for blocked
cooling vents.
2. Check for fan
failure.
3. Check for excessive
ambient
temperature.
4. Check cooling
solution.
POST CPU CPU not
Operating
ON ON 1. Check for correctly
installed CPU.
2. Replace
motherboard.