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Figure 111, For further information also see – Nortel Networks BCM200/400 User Manual

Page 248

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248

Chapter 20 Preparing hardware for maintenance or upgrades

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Figure 111 Advanced function tray

For information on how to replace the hard disk, refer to

“Removing a hard disk cage from a

BCM400 advanced function tray” on page 268

.

Use the flowchart shown in

Figure 112

as a summary guide to maintain the advanced function

tray.

Danger: Electrical shock warning

Disconnect the power cord, telephone cables, and network cables before opening the BCM
main unit. Read and follow installation instructions carefully.

Caution: Use only a Nortel-approved replacement. Contact your account representative
for the current list of approved replacement parts.

Warning: Use care when removing or inserting the advanced function tray. Do not
forcefully remove or insert the advanced function tray because you could damage or
stretch the cables.

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.

Advanced function
tray

Status LEDs
(RAID only)

Reset button

Reserved bay

Advanced function
tray latch

Hard disk

Bezel screw

Hard disk cage