Nortel Networks 400 4.0, BCM200 manual Advanced function Hard disk cage Tray latch

240Chapter 20 Preparing hardware for maintenance or upgrades

Figure 110 Advanced function tray

	Hard disk
Advanced function	Hard disk cage
tray latch
	Advanced function
	tray
Status LEDs
(RAID only)
Reset button	Bezel screw
	Reserved bay

For information on how to replace the hard disk, refer to “Removing a hard disk cage from a BCM400 advanced function tray” on page 260.

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.

Use the flowchart shown in Figure 111 as a summary guide to maintain the advanced function tray.

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