Nortel Networks BCM200/400 User Manual
Page 297
Chapter 23 Replacing or upgrading a power supply
297
BCM200/400 4.0 Installation and Maintenance Guide
To install a redundant power supply cage (BCM400 only)
1
Shut down the system (see
“Performing a system shutdown” on page 239
).
2
Disconnect the BCM400 system from the AC power outlet.
3
Remove the standard power supply from the main unit (see
).
4
Remove the power supply support bracket from the main unit (see
standard power supply” on page 290
5
Remove the power supply adapter tab from the support bracket (see
). Use pliers to
bend and snap the tab away from the support bracket. Make sure you remove only the inner
adapter tab.
Figure 150 Remove the BCM400 power supply adapter tab from the support bracket
6
Remove the knockout bracket from the rear of the main unit (see
).
Note: When you install a redundant power supply, you must also remove the jumper
installed in the PSU Status connector (RPS output signaling connector) on the I/O card.
See
“Removing the PSU status connector jumper” on page 295
Warning: Protect the hardware components against damage from electrostatic discharge.
Always wear a grounded wrist strap before you handle components. Always place the
components in a static-free container.
Remove the inner
adapter tab