Cabletron Systems NBR-420 - Manual (Page 20)

Preparing the NBR for Installation
NBR-SERIES Installation Guide Page 3-3
To remove the chassis cover, perform the following steps (see
Figure 3-1):
1. Disconnect the NBR from the network as follows:
a. Disconnect the power cord from the rear of the NBR.
b. Disconnect all network cables attached to the NBR. Note the ports
to which these cables attach.
2. Use a Phillips-head screwdriver to remove the seven screws that attach
the chassis cover to the NBR. Place the screws aside.
Remove the chassis cover from the NBR.
Figure 3-1 Removing the Chassis Cover
Figure 3-2 shows the top view of the NBR with the cover removed. It also
shows the location of the mode switch bank, LDRAM slot, SDRAM slot,
FLASH slot, NVRAM reset switch, and BRIM Ports.
Chassis Cover
Chassis
Cover Screw
1092_06