Chapter 3. Exchanging FRUs
This chapter describes what to do if you need to exchange a Field Replaceable Unit
(FRU) of your 2104 Model DU3 or TU3. A disk drive module, a
fan-and-power-supply assembly, a fan assembly, a SCSI interface card, a switch
card, and a SCSI bus bridge card are all FRUs in the 2104 Model DU3 or TU3.
If you need to exchange the SCSI bus bridge card, please refer to Expandable Storage
Plus: 2104 Models DU3 and TU3 Service Guide
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