NCR CX5 - Diagnostic Leds

3-74 LED
Diagnostic LEDs
The Power LED and HDD LED also function as diagnostic indicators, defined below.
Note: The cell colors indicate the color of the LED at that particular time.
Current
System
Operation
Suspect
Component/
Failure
Terminal
State
HDD LED Power LED Debug Path
Normal
Operation
N/A System ON OFF ON N/A
Normal
Operation
N/A System ON
with HDD
Activity
Flashing
(HDD
Access)
ON N/A
Normal
Operation
N/A Unit in
Suspend
(S3/S4)
ON Blinking
(1x/sec)
N/A
OFF with AC
Present
N/A OFF, Not in
Standby.
External
power supply
is on.
ON OFF N/A