IBM AA-RWF3A-TE - Manual (Page 97)

Table 19 4/32 SAN Switch Fan Status LED behavior
LED color Meaning Corrective action
No light Fan assembly is not receiving power. Verify that the fan assembly is seated in the
switch.
Steady green Fan assembly is operating normally. No action required.
Steady amber
for more than 5
seconds
Fan fault for one of the following
reasons:
One or more of the fans in the fan
assembly has failed.
The fan FRU was disabled by the
user.
Verify that the fan FRU is enabled. If the
fan FRU is enabled, it is faulty and should
be replaced.
Items required
Replacing a 4/32 SAN Switch fan assembly takes approximately two minutes and
requires the following items:
• New fan assembly
• Phillips #1 screwdriver
Procedure
To replace a fan assembly in a 4/32 SAN Switch:
1. Unscrew the captive screw on the fan assembly using a Phillips screwdriver.
2. Remove the fan assembly from the chassis by pulling its handle out and away
from the chassis.
3. Orient the new fan assembly as shown in Figure 32 , with the captive screw on
the right.
4. Gently push the new fan assembly into the chassis until it is firmly seated.
5. Secure the fan assembly to the chassis by tightening the captive screw.
SAN Switch installation guide 97