Panasonic KX-TGM470C Operating Instructions Manual page 15

R When the base unit is running on battery power, the maximum ringer volume of the base unit
will be reduced.
R If your phone service provider requires additional devices in order to make and receive calls,
such as a modem, you may still not be able to make and receive calls even if the base unit's
backup power feature is functioning.
Base unit battery installation (for replacement)
Important:
R The following AAA (R03) size batteries can be used with the base unit:
– Rechargeable Ni-MH batteries
– Standard (non-rechargeable) alkaline batteries
R Do NOT use manganese batteries.
R Confirm correct polarities (
*1 The base unit can fully charge Ni-MH batteries in about 15 hours.
*2 If the rechargeable batteries become depleted during a power failure, you can insert alkaline
batteries into the base unit. Remove the alkaline batteries when power is restored.
1
Disconnect the telephone line cord (A).
2
Open the battery cover (B).
3
Install the batteries in the battery compartment (C).
4
Close the cover (D), then reconnect the telephone line cord
(E).
A
For assistance, visit www.panasonic.ca/english/support
TGM470_490C(en)_0805_ver403.pdf
*1
*2
, ).
C
D
B
15
Getting Started
E
15
2021/08/05 10:23:27