Nortel Networks 400 4.0, BCM200 manual Removing and installing the main unit top cover

244Chapter 20 Preparing hardware for maintenance or upgrades

Figure 113 Install the advanced function tray

Connect IDE cable to I/O card

Connect power cables to the hard 3 disk or RAID card

2

4

Insert base function tray completely. Move advanced function tray latches to the locked position

1

Insert advanced function tray partially into the main unit

5 Install advanced tray latch screws

Removing and installing the main unit top cover

Use the procedures in this section to either remove or install the top cover of the main unit. You must remove the top cover to access the cabling or hardware components, such as the standard power supply, I/O card, or backplanes.

Removing the main unit top cover

Use this procedure to remove the top cover of the BCM200 or BCM400 main unit. This procedure assumes that you intend to perform maintenance activities. Do not operate the BCM main unit with the top cover removed. Do not leave the top cover removed for extended periods of time.

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 or work area.

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