Nortel Networks 400 4.0, BCM200 manual To install the base function tray bezel

238Chapter 20 Preparing hardware for maintenance or upgrades

3Disconnect any connectors from the front of the base function tray.

4Attach one end of the grounding strap to your wrist and the other end to a grounded metal surface.

5Remove the base function tray latch screws and place them in a safe location.

6Move the base function tray latches to the unlocked position. See Figure 106.

7Grasp the base function tray latches and partially remove the base function tray from the main unit. Do not exert force on the DS30 cables or connectors.

8Unfasten the bezel screws from the base function tray face. Place the screws in a safe location.

9Pull and tip the bezel away from the base function tray until the bezel clips are clear of the base function tray chassis. Move the bezel in a downward direction between the base function tray latches. Place the bezel in a safe location. See Figure 108.

Figure 108 Remove the base function tray bezel

	Bezel		Tip bezel away from
		2	base function tray
1	Unfasten bezel
	screws
			3
			Unhook bezel clips
	4	Move bezel downward	from base function
		and between latches	tray

To install the base function tray bezel

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.

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

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