Nortel Networks BCM200/400 Telephone User Manual


 
Chapter 6 Prepare Hardware for Maintenance or Upgrades 153
Installation and Maintenance Guide
Remove the base function tray bezel
Use this procedure to remove the base function tray bezel. Remove the base function tray bezel to
remove or install the PCI cover plate (during processor card removal or installation).
1 If you still have access to the Unified Manager, shut down the system using the Shutdown
command. For details refer to “Shut down the system software” on page 145. Otherwise, skip
to step 2.
2 Set up the server for maintenance, as described in “Shut down the system hardware” on page
146.
3 Disconnect the Business Communications Manager from the AC power outlet.
4 Disconnect any connectors from the front of the base function tray.
5 Attach one end of the grounding strap to your wrist and the other end to a grounded metal
surface.
6 Remove the base function tray latch screws and place in a safe location.
7 Move the base function tray latches to the unlocked position. See Figure 80.
8 Grasp the base function tray latches and partially remove the base function tray from the
platform base chassis. Do not exert force on the DS30 cables or connectors.
9 Unfasten the bezel screws from the base function tray face. Place the screws in a safe location.
10 Pull and tip the bezel away from the base function tray until the bezel clips are clear of the
base function tray chassis. Move the bezel in a downward direction between the base function
tray latches. Place the bezel in a safe location. See Figure 82.
Warning: Protect the hardware components against damage from electro-static
discharge. Always wear a ground wriststrap before you handle components. Always place
the components in static-free container.
Warning: Use care when removing or inserting the Base function tray. Do not forcefully
remove or insert the base function tray. You could damage or stretch the cables.
Warning: Protect the hardware components against damage from electro-static
discharge. Always wear a ground wriststrap before you handle components. Always place
the components in static-free container.