Product data

Step 7. (from step 6)
Observe the SCSI interface card assemblies.
Does either SCSI interface card have its TERM POWER light on?
NO Go to step 8.
YES In the sequence shown, exchange the following FRUs for new FRUs.
Ensure that for each FRU exchange, you go to “MAP 2410: 2104 –
Repair Verification” on page 65 to verify the repair.
a. Fan-and-power-supply assembly (see “Fan-and-Power-Supply
Assemblies” on page 89)
b. SCSI interface card (see “SCSI Interface Card Assembly” on
page 97)
c. Switch card assembly (see “Switch Card Assembly” on page 102)
Step 8. (from step 7)
Is the using system switched on?
NO Switch on the using system (see the using system-service
information). The 2104 should switch on when the using system
switches on.
If the problem is still not solved, go to “MAP 2010: 2104 – START” on
page 44.
YES In the sequence shown, exchange the following FRUs for new FRUs.
Ensure that for each FRU exchange, you go to “MAP 2410: 2104 –
Repair Verification” on page 65 to verify the repair.
a. External SCSI cables
b. SCSI interface card assembly (see “SCSI Interface Card
Assembly” on page 97)
Note: If the TERM POWER light is still off, you might have a problem
with the SCSI attachment that is in the using system (see the
using-system service information).
Chapter 2. Problem Determination Procedures 51