Cooling Fan Module Troubleshooting Table - Hitachi CB 520H B1 Service Manual

Step
4

Cooling fan module troubleshooting table

Step
1
2
11-4
Symptom Possible Cause
- • Management
module.
• Backplane.
Table 11-2 Fan module troubleshooting table
Symptom Possible Cause
• The Active Fan module
LED is off or
Fault.
solid amber.
• The console
reports FAN
failure.
• The Active Fan module
LED of one
Fault.
Troubleshooting
Hitachi Compute Blade 500 Series System Service Manual
Actions / Verifications
Action 2
1 Replace the suspected power supply or
.
module.
2 Reinstall all power supplies and modules
.
in the original bay.
3 Connect all power cord to the power
.
supplies, and then power on the server
chassis.
Verification 2
1 If the Power LED lit on green, the
.
replacing is completed.
2 If the Power LED indicates other than
.
normal condition, then go to step 4.
Action 1
1 See management module troubleshooting
.
table.
2 Contact with Hitachi Data Systems
.
technical support. See the Getting help
section in this manual.
Actions / Verifications
Action 1
1 Remove the failed fan module.
.
2 Inspect visually the connector for
.
damage.
3 Reinstall it to the original bay.
.
Verification 1
1 If the Active LED lit on green, then
.
replacing is completed.
2 If the Active LED remained amber,
.
then go to the following Action 2.
Action 2
1 Remove the failed fan module and
.
replace it with the spare one.
Verification 2
1 If the Active LED lit on green, then
.
replacing is completed.
2 If the Active LED remained amber,
.
then go to step 3.
Action 1