CFA MD-4931CFA, Operator'S Handbook Manual

Page: 13 / 18

G/01141C
Edition 1
27/04/2012 MD-4931CFA Handbook
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Operator Handbook for CFA Door Phone G/01141C Issue 1 Page
8
3.5 How to Change the Speaker Volume
1.
While talking to the door phone party, simply press *
2. Enter your PIN (normally none).
3. Press 3 to turn up the volume or 4 to turn down the volume, and listen for the confirmation
tone.
 Repeat steps 1 to 3 as required.
 Summary: <* [PIN] 3 (up by 2dB) or 4 (down by 2dB)>
3.6 Force Disconnect
1.
While talking to the door phone party, simply press *
2. Enter your PIN (normally none).
3. Press 9 and the caller will be instantly disconnected.
 Summary: <* [PIN] 9>
3.7 Silence Disconnect (30 seconds default)
1.
Set the ‘AUTO-ANSWER’ jumper in the unit to ON. (This is the factory default setting
anyway).
2. Dial up the Door Phone from an independent telephone
3. Wait for it to answer with a double ‘pip’ tone.
4. Press *.
5. Enter your PIN (normally none).
6. Press 8.
7. Enter the maximum number of seconds of silence detection on the line side for a door phone
call to be automatically disconnected (0 = no silence disconnect or 1
 255 seconds). Eg. if
you enter 30 seconds, any call with a silence period (on the line side) of thirty seconds or
more will be automatically disconnected.
8. Press # to store the setting.
 Summary: <* [PIN] 8 s…#>
3.8 Total Call Time Limit (10 minutes default)
1. Set the ‘AUTO-ANSWER’ jumper in the unit to ON. (This is the factory default setting
anyway).
2. Dial up the Door Phone from an independent telephone
3. Wait for it to answer with a double ‘pip’ tone.
4. Press *.
5. Enter your PIN (normally none).
6. Press 7.
7. Enter the maximum number of minutes that a door phone call is allowed to go for before the
call is automatically disconnected (1
 120 minutes). Eg. if you enter 5 minutes, all calls are
limited to five minutes in duration (or less if the other party hangs up sooner than the five
minute mark).
8. Press # to store the setting.
 Summary: <* [PIN] 7 m…#>