Figure 82 Cabling The Raid Board To The Hard Disks; Figures - Nortel BCM1000 Installation And Maintenance Manual

178 Chapter 16 Replacing the hard disk
Place the hard disk assembly back into the BCM1000.
3
Align the holes in the brackets with the holes in the bottom of the inside of the BCM1000.
a
b Fasten the hard disk bracket to the housing.
Reconnect the drive(s) to the system:
4
Note: All connectors have a notch that allow you to align the connectors correctly.
If you cannot push a connector in easily, do not force it.
• Single hard disk: Connect the power supply to the hard disk connector, and the ribbon
(IDE) cable from the controller to the hard disk.
• Mirrored hard disks:
a Reconnect the power cables as described below.
Warning: Ensure that you connect the hard disk cables to the same hard disk from which
they were disconnected. Failure to do so may prevent the system from booting.
b Connect the Primary ribbon cable from the RAID board to the disk you removed it from.
If you are upgrading from a single-disk system to a mirrored system, this will be the disk
on the bottom.
c Connect the Mirror ribbon cable from the RAID board to the disk you removed it from.
If you are upgrading from a single-disk system to a mirrored system, this will be the disk
on top.
d Ensure that the third ribbon cable from the RAID board is connected to the IDE 1
connector on the controller (mother)board.

Figure 82 Cabling the RAID board to the hard disks

Rear of media bay
module housing
Mirrored hard disk
Primary hard disk
For information about installing the RAID board, refer to
190.
N0008587 01
A
B
RAID board
A A
to mirrored disk
to primary disk
B
To IDE 1 on mother board
"Installing the RAID board" on page