
ST4 Single Line Telephone
User Guide
To place a call:
Lift handset + hear dial tone + dial number
To answer a call:
Lift handset when telephone rings
Message Waiting Lamp
(Optional)
Lights when you have messages
waiting (if your phone system
can send them). Also flashes
when your ST4 rings.
Dial Mode Switch
[On bottom of phone.]
DP Dial Pulse
Tone Dialing
MF
When placing a call in DP
mode, you can dial * to
change to Tone Dialing.
Wall Mounting Instructions on back.
Last Number Redial
Lift handset and press LND
to redial your last call.
Flash
While on a call, press Flash for
outside line or PBX features.
Volume Control
Use the three-position
volume control to set the
loudness of ringing.
Soft
Medium
Loud

Installing the Wall Mount Kit
88403-1
To wall-mount the phone:
1. Using the two screws provided (or
other suitable fasteners), attach the
wall-mount bracket to the wall.
2. Push the phone onto the
mounting tabs and slide down
until it clicks in place.
To store the handset without
hanging up:
1. Hang the handset on the handset
holder.
To install the handset hanger:
1. Use a small flat-blade screwdriver to
push the hanger out of the phone.
2. Invert the hanger and push it back
into the phone.
Handset
Holder
Retaining
Clips
88403 - 2
To remove the phone from the
wall:
1. Push in the two retaining tabs on
the bottom of the phone.
2. Slide the phone up off of the
wall-mount bracket.
85403MBG01 June 1995
Issue 1-0 Printed in U.S.A. (183)