Alcatel-Lucent OmniPCX Office Installation Manual page 73

7. Remove the mounting clip and the batteries from the internal battery support.
8. Put the empty battery support and the power supply unit back in place, and reconnect the
fan connector.
9. On the rear panel, plug the connector into the slot at the back. Secure the ferrite using the
bracket and the self-adhesive base.
10. Put the rear panel back in place and stick the label provided beneath the connector. The
labels have the following texts:
• "EXTERNAL BATTERY 12VDC/8A" for unit M,
• "EXTERNAL BATTERY 36VDC/3.5A" for unit L.
11. Connect the cable (with J1 connector) between the Alcatel-Lucent OmniPCX Office
Communication Server system and the external unit.
12. Set the ON/OFF switch on the external battery unit to the ON position (I or red).
13. Leave the batteries to charge for at least one hour.
14. Test the autonomy of the system by disconnecting the external battery unit from the mains
supply for one minute. During this time, check that the system is still powered.
Installation of external batteries for the S units
1. Stop system, and remove the power supply cord from the system side.
Disconnect the power supply cable on the system side before handling the
power supply. This operation disconnects the mains supply and the internal battery.
Disconnect the mains inlet on the system side before manipulating the power
supply. This process disconnects the mains and the internal battery.
2. Use a screwdriver to remove the upper panel.
3. Remove the battery and its cable.
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