Cortelco 1 4-Line Multi-User User Manual

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1.
Open the battery cover on the back of
the telephone by removing the safety
screw and pressing the tab in.
2.
Insert the batteries as indicated inside
the battery compartment.
3.
Reinstall the battery cover and replace
the safety screw.
NOTE: When the display reads 
BATT
, replace
the batteries.  When replacing the
batteries, disconnect the telephone
lines, but keep the power cord attached.
Removing power from the telephone
may result in memory loss.
Adjust the Viewing Angle
The telephone has 2 desktop viewing angles and a wall mount position.
To adjust the angle, remove the brackets from the left and right side of
the telephone and reposition as shown below.
Desktop Viewing
1.
Plug lines 1 and 2 into the L1/L2 jack
on the top of the phone.
2.
Plug lines 3 and 4 into the
L3/4 jack on the top of the
phone.
3.
Plug the AC Adapter tip into
the ADAPTER jack on the
top of the phone.  Plug the
large end into an AC outlet.
4.
Plug one end of the coil cord into the
jack on the back of the phone, and
the other end into the handset.
Lines
3 & 4
Lines
1 & 2
Handset
Coil
Cord