IPPC-4008 User Manual
10
2.3 LED Indicators
2.3.1 System Status LED
The System Status LED shows as follows
2.3.2 Power Status LED
Power Status LED indicates the status of the backplane voltage signals.
When a LED fails to light, it indicates a problem with one of the voltage
signals. An audible alarm is sounded. Check to make sure that the power
supply connector is properly attached to the backplane. If problem per-
sists, consult an experienced technician.
LED
Description
Red
Green or Orange
PWR
System Power
Abnormal
Normal
HDD
Hard Drive activity
No light
Data access
LED
Description
Light
No light
+3.3V
+3.3V signal
Normal
No output
+5V
+5V signal
Normal
No output
+12V
+12V signal
Normal
No output
-5V
-5V signal
Normal
No output
-12V
-12V signal
Normal
No output