User's Manual

25
Please note that when a particular
DTMF key is pressed, its designed
shortcut function will be executed &
the communication time will be
extended at the same time.
<
<
N
N
O
O
T
T
E
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>
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) Please note that if you wish to enable a
designed shortcut function, please press
DTMF keys over 1 second to enable the
function you desire.
) If the levels of speaker volume and
microphone sensitivity can only be
adjusted in the two-way communication
mode, the adjusted value will be kept at
next use.
3. TUNSTALL FORMAT:
 Enter (C) to TALK ONLY
 Enter (＊) to LISTEN-IN ONLY
 Enter (3) to open TWO-WAY VOICE
COMMUNICATION
 End a Call: enter (#) to HANG UP or
put the handset back into the base
cradle.
 Enter (7) to Speaker Volume Control
and then press (6) or (4) to increase
or decrease the levels of speaker
volume in the “Two-Way”
ommunication mode.
 Enter (8) to Microphone Sensitivity
Control and then press (6) or (4) to
increase or decrease the levels of
microphone sensitivity in the “Two-
Way” communication mode.
 Press any DTMF key,
except the
designed “hang-up” key (#), to add
another preset communication time.
Please note that when a particular
DTMF key is pressed, its designed
shortcut function will be executed &
the communication time will be
extended at the same time.
<
<
N
N
O
O
T
T
E
E
>
>
) Please note that if you wish to enable a
designed shortcut function, please press
DTMF keys over 1 second to enable the
function you desire.
) If the levels of speaker volume and
microphone sensitivity can only be
adjusted in the two-way communication
mode, the adjusted value will be kept at
next use.
) The allowable time duration for Follow-On
Period is set by Command #46
(1-10
mins).
z During Two-way Voice Communication, at
20 & 10 seconds before the Follow-On
period expires, CTC-1052 will emit two
beeps to alert both the user and the
Monitoring Center Personnel.
z To extend the conversation, the Monitoring
Center personnel can press the DTMF
command again to add another 1-10 mins.
z Voice Communication can be terminated
by the following:
 DTMF Commands:
Contact ID: 9
Scancom: 5
Tunstall: #
 The RESET button is pressed.
 Automatically hangs up after the
Follow-On Period expires.
z Help Arrived Signaling
This function is only available for the digital
Contact ID reporting method, and when
Help Arrive Signaling (Command #33) is set
to enable.
 Once the Follow-On Period or Call-
back is completed, CTC-1052 will
start counting down the 15-min Help
Arrived Timer. The HELP
button
starts flashing.
 By pressing the RESET
button, CTC-
1052 will report to the Monitoring
Center that help has arrived. The
HELP
button stops flashing and
return to normal backlight.
 If the RESET
button is not pressed
within 15 mins, CTC-1052 will send
another Help Call report again to
inform the Monitoring Center that no
help has arrived.
 CTC-1052 will then enter the 15 mins
waiting period again. If RESET
button is still not pressed, CTC-1052
will exit reporting mode and return to
Idle Mode.