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10
Optional Backup Battery
OPTIONAL BACK-UP BATTERY
on the screen means;
·
The back-up battery is either low or not fitted.
If the power fails or you unplug the AC adaptor, the optional 9v back up battery
would save the telephone memory.
Always use a new 9v alkaline battery for optimum performance.
Disconnect the telephone line cord before replacing the battery.
Follow these steps to install the back-up battery.
1.
Use a Phillips screwdriver to remove the two screws on the battery compartment
cover.
2.
Remove the battery compartment cover.
3.
Snap the battery’s contacts firmly to the battery connector, then place the battery
inside the compartment.
4.
Replace the cover and secure with the screws.
Dispose of old batteries promptly and properly.
Disconnect the telephone line cord before replacing the battery and
always use a new 9v alkaline battery for optimum performance.
TIP
CAUTION