AT&T Release 2.0 manual

Installing the Control Unit

5.Swing the module into the slot and firmly push the module into the carrier until it locks into place.

CAUTION:

To avoid damage, do not force the module. If the module does not insert easily, press the bottom-rear locking tab, remove the module, and inspect the module and carrier for damage or obstruction.

If there is no damage and no obstruction, reinsert the module.

A damaged carrier or module must be replaced.

6.After all modules have been installed, label all jacks with the numbered labels provided with the feature module:

■Trunk labels: green numbers on off-white

■Telephone labels: blue numbers on off-white

See Figure 2-17for the locations of trunk jacks and telephone jacks on each module, and label them as described in the procedure that follows.

Installing the Modules 2 - 57