Owner`s manual

2–10 DEChub 900 MultiSwitch Owner’s Manual
Installing and Removing a Power Supply Module
You can install a power supply module into any power supply slot. Perform the follow-
ing three steps to install a power supply module (see Figure 2–6):
1. Ensure that the power supply locking mechanism is in the unlock position.
2. Place the mounting tab, which is located on the bottom of the power supply
module, in the mounting slot of the chassis.
1
3. Align the power supply connector with the backplane connector and pivot the
power supply module into place. Check the alignment of the power supply
connector and backplane connector as the power supply module is pivoted
into place.
2
WARNING
!
To avoid bodily injury or equipment damage, be sure to
lock the power supply module into place to prevent it from
falling out.
4. Turn the mounting rod 90 degrees to the left (clockwise) to lock the power
supply into place.
3
You can install the ac power cord by performing the following three steps:
WARNING
!
To avoid bodily injury or equipment damage, use care
when connecting the power cord.
1. Install the ac power cord into the ac connector at the bottom of the chassis.
2. Plug the ac power cord into a working ac outlet.
3. Verify that the two LEDs (AC OK
and DC OK ) on the power supply
module turn on, and that the Hub Manager begins the self-test procedure.
The Hub Manager indicates the start of the self-tests by displaying various test num-
bers across the Hub Status Display. After the self-test procedure is complete, the
Hub Manager begins normal operation.