IBM SAN40B-4 - System Storage Switch, User & Service Manual

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v In Advanced Web Tools, check the Fan Status icon background color. It will be
either yellow or red if the fan has failed. When the fan is functioning correctly, the
background color is green.
v Type the fanShow command at the command prompt to display fan status as
shown below:
switch:admin> fanshow
Fan 1 is OK, speed is 7105 RPM
Fan 2 is OK, speed is 7258 RPM
Time required
Replacing a power supply fan assembly should take less than two minutes.
Items required
v Replacement power supply fan assembly
v Phillips-head screwdriver #1
Replacement instructions
DANGER
Multiple power cords. The product is equipped with multiple
power cords. To remove all hazardous voltages, disconnect all
power cords. (L003)
To replace the power supply fan assembly in the switch:
1.
2. Unscrew the captive screw
1
in Figure 13 on the power supply fan assembly
you are replacing using a Phillips-head screwdriver.
3. Remove the power supply fan assembly from the chassis by pulling the handle
out, away from the chassis.
4. Install the new power supply fan assembly in the chassis:
a. Orient the new fan assembly as shown in Figure 14 on page 33, with the
captive screw on the right.
1
b40_0005
1
Figure 13. Captive screws on the power supply fan assemblies
32
SAN40B-4 Installation, Service, and User’s Guide