User Service Guide, Fifth Edition - HP Integrity rx8640 SEU

Where cxtxdx = the device file of the disk removed.
3. Then type the following:
#ioscan -f
The response message after running this command is:
NO_HW
4. Ensure that the front locking latch is open, then position the disk drive in the chassis.
5. Slide the disk drive into the chassis; apply slow firm pressure to properly seat the connection.
6. Press the front locking latch to secure the disk drive in the chassis.
7. Spin up the disk by entering one of the following commands:
#diskinfo -v /dev/rdsk/cxtxdx
Where cxtxdx = the device file of the disk removed.
#ioscan -f
Removing and Replacing a PCI Power Supply (Brick)
The PCI power supply is located in the front of the chassis (Figure 5-6). The power subsystem
has N+1 redundancy when both power supplies are installed. It is not necessary to power down
the PCI domain to replace a failed PCI power supply.
CAUTION: Observe all ESD safety precautions before attempting this procedure. Failure to
follow ESD safety precautions could result in damage to the SEU.
Preliminary Procedures
Complete these procedures before removing the PCI power supply.
1. Identify the failed power supply.
2. Connect to ground with a wrist strap.
3. Visually inspect the replacement part for proper number and revision.
4. Remove the front bezel.
Figure 5-6 PCI Power Supply Location
102 Removal and Replacement