ServerNet Cluster 6780 Operations Guide (G06.24+, H06.03+)

Troubleshooting and Replacement Procedures
ServerNet Cluster 6780 Operations Guide—525606-002
3-8
Hardware Problem Areas
Switch fan Any 1. Use OSM to check for alarms and repair
actions for the switch fan. See Using OSM
Alarms on page 3-11.
2. Check the power and fault LEDs on the switch
fan. See Figure 3-8
on page 3-27.
3. See Replacing a 6780 Switch Fan (Slots 16
and 17) on page 3-34
Power LED is not lit. See Green Power LED Is Not Lit
on page 3-9.
Fault LED is lit. See Yellow Fault LED Is Lit
on page 3-9.
Fault LED is
blinking.
See Yellow Fault LED Is Blinking
on page 3-9.
Switch power
supply
Any 1. Use OSM to check for alarms and repair
actions for the switch power supply. See Using
OSM Alarms on page 3-11.
2. Check the power and fault LEDs on the switch
power supply. See Figure 3-8
on page 3-27.
3. See Replacing a 6780 Switch Power Supply
(Slots 15 and 18) on page 3-34
Power LED is not lit. See Green Power LED Is Not Lit
on page 3-9.
Fault LED is lit. See Yellow Fault LED Is Lit
on page 3-9.
Fault LED is
blinking.
See Yellow Fault LED Is Blinking
on page 3-9.
Table 3-2. Hardware Problem Areas (page 4 of 4)
Problem Area Symptom Recovery