Alcatel-Lucent OmniPCX Office Installation Manual page 65

be connected in parallel to obtain the autonomy achieved with six batteries.
1. Ensure that the ON/OFF switch on the external battery unit is set to the OFF position (0 or
black) and that there is no cable connected to the unit (see the figure below).
2. Open the unit by removing the four screws (ST3.5x32) with a screwdriver (Phillips PH2).
3. Insert the three batteries in the open unit, into the positions B1, B2 and B3 (see the figure
below).
4. Connect the terminals of the batteries strictly in the order detailed below (also see the
figure below).
a. Connect the black wire to the negative (black) terminal of battery B1.
b. Connect a yellow wire between the positive (red) terminal of battery B1 and the
negative (black) terminal of battery B2.
c. Connect a yellow wire between the positive (red) terminal of battery B2 and the
negative (black) terminal of battery B3.
d. Connect the red wire to the positive (red) terminal of battery B3.
4-27