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ManualsBrandsNortel Networks ManualsNetwork HardwareNortel Networks Network Hardware 400 4.0
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Chapter 20 Preparing hardware for maintenance or upgrades 245
BCM200/400 4.0 Installation and Maintenance Guide
To remove the main unit top cover
1 Shut down the system (see “Performing a system shutdown” on page 231).
2 Disconnect the BCM system from the AC power outlet.
3 If required, remove the main unit from the server rack.
4 Attach one end of the grounding strap to your wrist and the other end to a grounded metal
surface.
5 Remove the two top cover screws located at the rear of the main unit. Place the screws in a
safe location.
6 Lift the back of the cover and slide rearward until it disengages from the main unit. Refer to
Figure 114 on page 245 or Figure 115 on page 246.
7 Lift the top cover up and away from the main unit. Place the cover in a safe location.
Figure 114 Remove the BCM200 top cover
Remove the
top cover
screws
3
1
Slide cover open
Lift cover at rear
2