Alcatel-Lucent OmniPCX Office Installation Manual page 77

5. Close the unit and secure it with the four screws.
6. Stick a label on the unit stating the date of the installation and the number of batteries
installed.
Connecting to the Alcatel-Lucent OmniPCX Office Compact Edition unit
1. Switch off the Alcatel-Lucent OmniPCX Office Communication Server system and then:
a. Unplug the power cable from the mains socket.
b. Disconnect the mains adapter from the Alcatel-Lucent OmniPCX Office Compact
Edition unit.
c. Using a screwdriver, unscrew the power supply module (PSXS or PSXS-N) from the
side of the Alcatel-Lucent OmniPCX Office Compact Edition unit and pull the module
out of the cabinet.
2. Move the red extBAT jumper from the NO position to the YES position.
Note:
Since R5.0, it is possible to install a hard disk on a Alcatel-Lucent OmniPCX Office Compact Edition
unit. In that case, it is MANDATORY to install the external battery unit, and the extBAT jumper of the
PSXS MUST be set to YES.
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