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POWERING THE CALLER ID UNIT
The unit can operate on batteries only, but you must
use the AC power supply in order for the new call
indicator light and the display backlighting to work.
INSTALLING THE BATTERIES
Install 4 AAA-size batteries to retain caller ID informa-
tion in the event of a power failure.
Disconnect the line cords from the back of the unit
and wait a few seconds for the unit to go into
standby.
1. Open the battery compartment door by pressing
on the door and sliding it in the direction of the
arrow.
2. Insert 4 AAA-size batteries as shown on the
diagram in the battery compartment.
3. Replace the battery compartment door securely.
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