Lifetime And Time For Replacement Of Battery For Clock - Panasonic GT703 User Manual

3.4.3 Lifetime and Time for Replacement of Battery for Clock

 Lifetime of battery for clock
Battery life, when operating at a normal temperature (25 °C), a normal humidity (65% RH), is
as follows.
GT Model
GT703 / GT704
 Detection of battery error (1) Battery mark
• Battery life is detected when the power of the GT turns OFF and ON. When clock data is
not held, a battery mark can be displayed on the screen. Select "System Setting" > "GT
Configuration" > "Basic Setup", and check "Battery Error Display".
• The battery mark is displayed at the bottom right of the screen.
 Detection of battery error (2) Operation of battery flag
• If the battery voltage drops too low, the battery voltage low flag of the basic communication
area map goes on.
If the battery has run down completely, the battery flag of the basic communication area
map goes on. Please be aware that the battery flag goes on the first time that the power
supply is turned on after the unit is purchased.
The battery and battery voltage low flags in the basic communication area map activate in
the both cases that the battery error display is set to "On" and "Off".
 How to Replace Battery
• The procedure for replacing the battery for the GT clock is as follows.
PROCEDURE
1. Turn off the power.
2. Slide the cover and remove.
3. Remove the used battery.
4. Attach a new battery.
5. Turn on the power, and reset the clock.
Life
Approx. 5 years
3.4 Battery for Clock
3-13