Panasonic EASA-PHONE KX-T123210 Installation Manual page 39

If the telephone you are using with the KX-Tl23210 is polarity sensitive.
1. Connect all extension wiring to the KX-Tl23210
2. Confirm that dialing can be done from all the
extensions using a tone telephone.
3. If a dialing can not be done, the polarity between
the extension and the KX-Tl23210 must be
reversed.
KX-Tl23210
Central Office Line
4. Set the Power Switch on the KX-Tl23210 to the
OFF-position.
5. Connect all Central Office (CO) Lines.
6. Confirm that dialing can be done on the
following extensions using a tone telephone.
Extension of jack number l--CO1
Extension of jack number 2--CO2
Extension of jack number g--CO.5
Extension of jack number lo--CO6
Extension of jack number 17--CO9
Extension of jack number 18--CO10
7. If dialing can not be done, the polarity between
the KX-Tl23210 and the Central Office Line must
be reversed.
KX-Tl23210
Central Office Line
8. If any extension is changed or replaced, repeat
these procedures (from step 1 through step 7).
Car type batteries which are customer supplied is available as a back up power supply to the KX-Tl23210
to operator all the features in the event of power failure.
For connecting car type batteries, use the Optional Battery Adaptor KX-A26.
1.
Connect the Battery Adaptor KX-A26 to car type batteries.
2. Connect the Battery Adaptor KX-A26 to the Battery Backup Connector of the KX-Tl23210.
KX-Tl23210
Car type batteries
ttery Backup Connector
0 Consisting of two 12 VDC (24 VDC)
o 16 amp / hour maximum rating
2-17