Fan And Communications Module Ports And Indicator Light; Removing And Installing A Fan And Communications Module - IBM TotalStorage DS4400 User Manual

Figure 42. Fan and communications module ports and indicator light
2. Using Figure 43 as a guide and use the following steps to remove the failed fan
Figure 43. Removing and installing a fan and communications module
3. Unpack the new fan and communications module.
4. To install the new fan and communications module do the following:
5. Check the fan and communications indicator light. See Figure 42 for the location
6. Reconnect the interface cables that you disconnected in Step 1 on page 53 to
54
IBM TotalStorage DS4400 Fibre Channel Storage Server: User's Guide
and communications module from the DS4400 Storage Server.
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a. Using a flat-blade screwdriver, loosen the two captive screws on the fan and
communications module.
b. Use the pull handle to slide the module out of the slot a few inches.
c. Grasp the sides of the module with both hands and remove it from the
DS4400 Storage Server.
Attention: When you handle static-sensitive devices, take precautions to
avoid damage from static electricity. For details about handling static-sensitive
devices, see "Handling static-sensitive devices" on page 41.
a. Push the new fan and communications module all the way into its chassis
slot.
b. Use a flat-blade screwdriver to tighten the two captive screws on the new
module, securing it into place.
of the fan and communications indicator light.
v If the amber fault indicator light is on, make sure that the fan and
communications module is inserted all the way into the chassis and secured
in place.
v If the fault indicator light remains on, one or both fans inside the fan and
communications module might be malfunctioning. Replace the failed fan and
communications module with a spare, if available. Otherwise, shut down the
DS4400 Storage Server until you can replace the failed fan and
communications module with a new one.
the new fan and communications module.
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