Oracle Acme Packet 4500, Hardware Installation And Maintenance Manual

Page: 83 / 114

MAINTENANCE
Acme Packet 4500 Hardware Installation and Maintenance Guide 77
To remove a power supply from the Acme Packet 4500 chassis:
1. Remove the AC or DC power cables (see: Ground and Power Cable Installation )
from the power supplies.
2. Turn the locking screw fully counterclockwise to unlock the power supply from
the chassis. This may require 4-6 full turns.
Figure 6 - 97. Unlocking the Locking Screw
3. Hold the removal handle and gently pull the power supply out of the power
supply bay.
Figure 6 - 98. Removing the Power Supply
4. Continue to pull the power supply all the way out of the chassis until you have
completely removed it.
Figure 6 - 99. Power Supply Removed
AC or DC Power
Supply Replacement You can replace AC and DC power supplies in the Acme Packet 4500 chassis by
reversing the procedure to remove them. You can also install power supplies in the
Acme Packet 4500 chassis before or after the chassis is mounted in an equipment
rack. The images used in this section use an AC power supply for demonstration.
Caution NEVER power up a power supply before it is installed in the
Acme Packet 4500 chassis.