To Replace A Raid Configuration Hard Disk; Replacing A Raid Configuration Hard Disk - Nortel BCM200 Installation And Maintenance Manual

Replacing a RAID configuration hard disk

Use this procedure to replace a faulty disk in an existing RAID configuration.

To replace a RAID configuration hard disk

1 If you still have access to Element Manager, monitor the RAID hard disk activity status.
Diagnose hard disk fault conditions and perform maintenance activities if required. For further
information, refer to
2
Determine if any of the RAID hard disks require replacement. If you determine a RAID disk is
faulty, continue to step 3. If you determine no fault exists in the hard disks, you do not need to
replace a hard disk.
3
Shut down the system (see
4 Disconnect the BCM system from the AC power source.
5
Attach one end of the grounding strap to your wrist and the other end to a grounded metal
surface on the BCM main unit.
6 Remove the RAID hard disk cage from the main unit or advanced function tray. Refer to
"Removing a hard disk cage" on page
7 Remove the faulty hard disk (primary or mirror). Refer to
from a RAID hard disk cage" on page 268
disk cage" on page
8 Install a new hard disk to replace the faulty hard disk. For further information, refer to
"Replacing a hard disk in the hard disk cage" on page
to the correct hard disk (see caution).
Caution: Use only Nortel-approved replacement components. Contact your account
representative for the current list of approved replacement parts.
Caution: It is vital that you connect the correct IDE ribbon cables to the correct hard
disks. Connect the primary IDE ribbon cable to the primary hard disk. Connect the mirror
IDE ribbon cable to the mirror hard disk.
9
Install the RAID hard disk cage in your system. For further information, refer to
hard disk cage in a BCM200 main unit" on page 264
BCM400 main unit" on page
10 Restore the BCM system to operation (see
234).
After bootup, the system automatically detects the presence of a RAID configuration and
begins the disk initialization and mirroring process.
"RAID disk mirroring" on page
"Performing a system shutdown" on page
260.
269.
265.
BCM200/400 4.0 Installation and Maintenance Guide
Chapter 22 Replacing the hard disk
224.
"Removing a primary hard disk
or "Removing a mirror hard disk from a RAID hard
267. Ensure the hard disk cables connect
or "Installing a hard disk cage in a
"Restarting the system after maintenance" on page
259
233).
"Installing a