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7
Dimmer Operation
During normal operation, press and release the Snooze/Dimmer Button to control the brightness of the LCD display.
Replacing Clock Backup Battery
The unit comes with 1 CR2450 back-up battery installed to provide continuous alarm
operation and clock settings in the event of a power failure. Remove the battery pull
tab before use. When the Battery Low Icon located on the lower right of the display is
flashing, it is time to replace the back-up battery. The battery compartment is located on
the bottom of the unit.
1. Please make sure the AC adaptor is connected, otherwise all settings may be lost
during battery replacement.
2. Use a Phillips screwdriver to remove the battery compartment cover located on the
bottom of the unit.
3. Remove the exhausted CR2450 battery. Insert a fresh CR2450 battery checking that
the + side is facing you. Replace the compartment door.
Note: Make sure you dispose of battery properly (see your local regulations).
WARNING: Lithium batteries can explode or cause burns if disassembled, shorted, recharged, exposed to water, fire,
or high temperatures. Do not place loose batteries in a pocket, purse, or other container containing metal
objects, mix with used or other battery types, or store with hazardous or combustible materials. Store in
cool, dry, ventilated area. Follow applicable laws and regulations for transport and disposal.
Replacing Backup Battery
P9