Brother MFC4820C Service Manual page 215

Selector 7: Switching between pulse (DP) and tone (PB) dialing, by the function switch
This selector determines whether or not the dialing mode may be switched between the pulse (DP)
and tone (PB) dialing by using the function switch.
Selector 8: Default dialing mode, pulse (DP) or tone (PB) dialing
This selector sets the default dialing mode (pulse dialing or tone dialing) which may be changed by
the function switch. If the user switches it with the function switch when selector 7 is set to "0,"
the setting specified by this selector will also be switched automatically.
Selector
No.
1
Tone signal transmission time
length
2
3
Min. pause in tone dialing
4
5
Attenuator for pseudo ring
backtone to the line (selectable in
|
the range of 0-15 dB, in 1 dB
increments)
8
Selectors 1 through 4:
These selectors set the tone signal transmission time length and minimum pause in tone dialing.
(Example: If "1," "2," "3," "4," and "5" are dialed.)
Selectors 5 through 8:
These selectors are used to adjust the sound volume of a ring backtone in the F/T mode, an on-hold
sound, or a beep generated as a signal during remote control operation or at the start of ICM
recording.
The larger the value specified by these selectors, the greater the attenuation.
In Japan, only the setting exceeding 9 dB takes effect.
WSW02
(Tone signal setting)
Function
Tone signal transmission time length and Min. pause in tone dialing
Attenuator for pseudo ring backtone to the line
App. 4-3
Setting and Specifications
No. 1 2
0 0 : 70 ms
0 1 : 80 ms
1 0 : 90 ms
1 1 : 100 ms
No. 3 4
0 0 : 70 ms
0 1 : 80 ms
1 0 : 90 ms
1 1 : 140 ms
0: 0 dB
0: 0 dB
0: 0 dB
0: 0 dB
1: 8 dB
1: 4 dB
1: 2 dB
1: 1 dB