Product data

Step 11. (from step 10)
Is the enclosure set up for remote power control (that is, is the Power
Control switch of the switch card assembly set to Off)?
NO
a. Exchange, for a new one, the fan-and-power-supply whose CHK
light is on (see Fan-and-Power-Supply Assemblieson page 89).
b. Go to MAP 2410: 2104 Repair Verificationon page 65 to
verify the repair.
YES
a. Ensure that:
v The DC On/Standby switch is set to On.
v Both ends of the SCSI cable are correctly connected.
v The Power Control switch of the switch card assembly is set
to Off (see Switch Card Assembly Switcheson page 9).
v The using system is switched on.
b. If the CHK light of the fan-and-power-supply assembly is still on,
pull out the fan-and-power-supply to disconnect it from the 2104,
then push it back to reseat its connectors (see
Fan-and-Power-Supply Assemblieson page 89).
c. If the CHK light is still on, exchange, in the sequence shown, the
following FRUs for new FRUs. Ensure that for each FRU
exchange, you go to MAP 2410: 2104 Repair Verificationon
page 65 to verify the repair.
1) Fan-and-power-supply assembly whose CHK light is on (see
Fan-and-Power-Supply Assemblieson page 89)
2) SCSI interface card (see SCSI Interface Card Assemblyon
page 97)
3) Switch card assembly (see Switch Card Assemblyon
page 102)
4) Frame assembly (see Frame Assemblyon page 106)
Step 12. (from step 8)
Is the Subsystem Power light on?
NO Go to MAP 2020: 2104 Poweron page 49.
YES Go to step 13 on page 48.
Chapter 2. Problem Determination Procedures 47