Sensaphone 1108 User Manual page 123

5. The batteries drain prematurely.
If the solutions offered above do not appear to correct the problem, apply the following steps, in the order shown.
• Remove the batteries.
• Unplug the unit.
• Wait one minute for the Model 1108 to completely power down.
• Plug in the unit's AC adaptor into a standard 120 VAC outlet.
• Replace the batteries.
Refer to Chapter 2, Installation, for additional information on batteries and installation procedures.
The unit's AC transformer is unplugged or for
some other reason, full AC power is not avail-
able to the unit.
alarm. If possible, test the condition by delib-
erately creating an alert condition.
Refer to Chapter 5, Section 5.3.
The batteries will take over powering the unit
when the AC transformer is unplugged from
the 120 VAC outlet. When storing the unit, be
sure to remove the batteries.
Refer to Chapter 2, Section 2.4.
Be sure to use alkaline batteries—do not
use rechargeable nicad batteries.