Brother MFC4820C Service Manual page 242

Selector
No.
1
Transmission level of DTMF
|
high-band frequency signal
3
4
Transmission level of
| DTMF low-band frequency
signal
6
7
Not used.
8
Selectors 1 through 6:
These selectors are intended for the manufacturer who tests the equipment for the Standard. Never
access them.
WSW28
(Function setting 6)
Function
Transmission level of DTMF high-/low-band frequency signal
App. 4-30
Setting and Specifications
No. 1 2 3
0 0 0 :
0 0 1 :
0 1 0 :
0 1 1 :
1 0 0 :
1 0 1 :
1 1 0 :
1 1 1 :
No. 4 5 6
0 0 0 :
0 0 1 :
0 1 0 :
0 1 1 :
1 0 0 :
1 0 1 :
1 1 0 :
1 1 1 :
0 dB
+1 dB
+2 dB
+3 dB
0 dB
-1 dB
-2 dB
-3 dB
0 dB
+1 dB
+2 dB
+3 dB
0 dB
-1 dB
-2 dB
-3 dB