Nortel Networks BCM200/400 - Manual (Page 239)

Chapter 20 Preparing hardware for maintenance or upgrades 239
BCM200/400 4.0 Installation and Maintenance Guide
Special tools
Before you replace the components, ensure you have the following equipment:
• Phillips screwdriver #2, with a blade 3.5 in. long
• 3/16 inch slot screwdriver
• antistatic wrist grounding strap
Performing a system shutdown
If there is a need to perform maintenance, the system may already be powered down. If this is the
case, proceed to
“To shut down the system hardware” on page 240 .
If the system is still operating, perform the following procedures:
• “To shut down the system software” on page 239
• “To shut down the system hardware” on page 240
To shut down the system software
1 Check for a recent backup of the BCM system programming.
2 If there is no recent backup, use Element Manager to back up the system data. For information
about backing up the system data, refer to the BCM 4.0 Administration Guide.
3 In Element Manager, from the Administration tab, click the Utilities folder to expand it.
4 From the Utilities folder, select Reset.
5 Click Shutdown System to prepare the system for power disconnect.
This action will stop all services. All Element Manager sessions will be disconnected from the
system. The BCM system can be restored to service only by powering the BCM system off
and back on again.
6 Click Ok.
The progress update dialog box appears and the BCM system begins the shutdown process.
When the shutdown process is complete, the final warning dialog box appears, and the LEDs
enter the flashing state.
7 Click Ok to disconnect Element Manager.
When the shutdown Element Manager is disconnected, the system gives an audible beep. The
LEDs remain in the flashing state until the hardware is shutdown (see
“To shut down the
system hardware” on page 240 ).
If the system hardware is not shutdown within about 15 minutes, it automatically boots up
again.
Warning: You must wear an antistatic grounding strap at all times when handling
electronic components. Failure to do so can result in damage to the equipment.