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This unit may change operating modes due to electrostatic
discharge. Normal operation of this unit can be reestablished
by pressing
ON/OFF
.
Changing the Battery
This product uses one CR2032, 3-volt lithium battery.
The battery should be changed when the screen con-
trast is too light even after adjustment.
Before you replace the battery, you should have a new
battery and a small Phillips screwdriver.
Warning! If the battery completely loses power, all the
information stored in the phone list will be permanently
lost. Furthermore, any time that you change the battery,
you risk losing all your phone list information, so always
keep
written
copies of your phone list information.
1. Using a Phillips screwdriver, unscrew and re-
move the back cover.
2. Install a new battery, with its plus sign (+) facing
you.
3. Replace the back cover.
FPS-28515-00
PN 7201607 Rev. B
Important Notes
1. Different types of batteries or new and used
batteries are not to be mixed.
2. Only batteries of the same or equivalent type as
recommended are to be used.
3. Batteries are to be inserted with the correct polarity.
4. Exhausted batteries should be removed.
5. The supply terminals are not to be short-circuited.