Nortel Networks BCM200, 400 4.0 manual Replacing the hard disk

Chapter 22 Replacing the hard disk 253

Chapter 22

Replacing the hard disk

This chapter describes how to replace the hard disks and hard disk cage assembly in the main unit. The replacement procedures describe both the standard and RAID hard disk configurations.

For information on how to monitor and troubleshoot the hard disk in a standard or RAID configuration, refer to “System monitoring and troubleshooting” on page 215.

This chapter contains the following primary topics:

•“Installing a RAID system” on page 255

•“Replacing a RAID configuration hard disk” on page 257

•“Removing a hard disk cage” on page 258

•“Installing a hard disk cage” on page 261

•“Replacing a hard disk in the hard disk cage” on page 265

•“Initializing the hard disk in a single-disk configuration” on page 273

•“Initializing the hard disk in a RAID configuration” on page 273

The hard disk is a core software and data storage component. For the BCM200 main unit, the hard disk assembly installs at the rear of the main unit. For the BCM400 main unit, the hard disk assembly installs in the advanced function tray.

Use the procedures described in this chapter under the following conditions:

•if you need to replace an existing hard disk in a standard configuration

•if you need to upgrade to a RAID configuration

•if you need to replace a hard disk in a RAID configuration

•if you need to replace a RAID card

Remember to take suitable precautions when working inside the BCM system. Maintain a clean and static-safe site.

Danger: Electrical shock warning

Disconnect the power cord, telephone cables, and network cables before opening the BCM main unit. Read and follow installation instructions carefully.

Caution: Use only Nortel-approved replacement components. Contact your account representative for the current list of approved replacement parts.

BCM200/400 4.0 Installation and Maintenance Guide