Nortel Networks BCM50 manual To remove a rackmounted expansion unit

Chapter 23 Replacing an expansion unit 185

To remove a rackmounted expansion unit

1Ensure that all of the cables are removed from the expansion unit.

If they are not, refer to “To disconnect the expansion unit cables” on page 184.

2If there is a unit mounted to the top of the expansion unit, slide that unit forward until it disengages from the clips on the expansion unit. Lift the unit off the top of the expansion unit.

3If the expansion unit is mounted on top of another unit, slide the expansion unit forward until it disengages from the clips of the other unit. Go to step 6.

If the expansion unit is not mounted on top of another unit, continue to the next step.

4If the expansion unit has been secured to the rackmount shelf with screws, remove these screws from the bottom of the rackmount shelf.

5Slide the expansion unit forward until is disengages from the clips on the rackmount shelf.

6Lift the expansion unit off of the rackmount shelf or other unit and set it on a flat, clean, static-free surface.

7Continue to the next step, “To remove the MBM” on page 180.

To remove a wallmounted expansion unit

1Ensure that all of the cables are removed from the expansion unit.

If they are not, refer to “To disconnect the expansion unit cables” on page 184.

2Lift the expansion unit up until it disengages from the clips on the wallmount bracket.

3Pull the expansion unit out and away from the wallmount bracket.

4Set the expansion unit on a flat, clean, static-free surface.

5Continue to the next step, “Removing the MBM” on page 186.

To remove a desktop-mounted expansion unit

1Ensure that all of the cables are removed from the expansion unit.

If they are not, refer to “To disconnect the expansion unit cables” on page 184.

2If there is a unit mounted to the top of the expansion unit, slide that unit forward until it disengages from the clips on the expansion unit. Lift the unit off the top of the expansion unit and set it on a flat, clean, static-free surface.

3If the expansion unit is mounted on top of another unit, slide the expansion unit forward until it disengages from the clips of the other unit.

4Lift the expansion unit off of the table or other unit and set it on a flat, clean, static-free surface.

5Continue to the next step, “Removing the MBM”.

BCM50 Installation and Maintenance Guide