Users Guide

Figure 6. Non-redundant AC PSU status indicator and self-diagnostic button
1. Self-diagnostic button
2. AC PSU status indicator
Table 9. Non-redundant AC PSU status indicator
Power Indicator Pattern Condition
Not lit Power is not connected or PSU is faulty.
Green A valid power source is connected to the PSU and the PSU is operational.
Hard drive indicator codes
Each hard drive carrier has an activity LED indicator and a status LED indicator. The indicators provide information about the current
status of the hard drive. The activity LED indicator indicates whether the hard drive is currently in use or not. The status LED indicator
indicates the power condition of the hard drive.
Figure 7. Hard drive indicators
1. Hard drive activity indicator
2. Hard drive status LED indicator
3. Hard drive
NOTE:
If the hard drive is in the Advanced Host Controller Interface (AHCI) mode, the status LED indicator does not
turn on.
Diagnostic indicators 15