Farfisa ST 4231, Technical Manual

Page: 173 / 259

171
(MT11 - Gb2006)
Si 47MO/3
VIDEO INTERCOM SYSTEM WITH SECONDARY VIDEO STATIONS AND 2 MAIN COMMON STATIONS, ONE OF WHICH ONLY AUDIO
(multiple entrance)
I
NTERCOMS *
V
IDEOINTERCOMS
*
T
ELECOMMUNICA
TION
476
OUT2
OUT3
OUT4
OUT5
OUT OUT
OUT OUT
“ A ” “ B ”
PA PA
IN IN
IN IN
IN IN
IN IN
75 75
DV2
DV4
DV2
DV4
DV2
DV4
DV2
DV4
10a
9a
8a
10a
9a
8a
“ C - D - .. ”
1471
230V
230V
127V
127V
0
0
F F S S 3+ 3+
1282E 1282E
1282E
4
3
2
1
I
A
SE
SE
6 6
1 1
4
12a 12a
5 5
5
11a 11a
7a 7a
12
10a 10a
12 12
11
7a 7a
11 11
10
9a 9a
7 7
9
8a 8a
10 10
8
12b 12b 11b 11b 10b 10b 9b 9b 8b 8b 7b 7b 3 3
9 9
7
8 8
6
2
12a
11a
6
2
12a
11a
1
2
F
14
OUT1
1 I 5 3 6 A
PA
PA
4 4 7 7 3D 3D
I I
xn(C)
x1(C)
xn(B)
xn(A)
xn(A) Xn(B)
1281 1281
1273TV
(DS1) 1273TV
(DS1)
1273TV
(DS2) 1273TV
(DS2)
1281
1281
“ C - D - .. ”
3 (C)
6 (C)
8
V
M
F
H
1
2
3
4
5
9M
9R
PC
P
1C
8
V
M
F
H
1
2
3
4
5
9M
9R
PC
P
1C
8
V
M
F
H
1
2
3
4
5
9M
9R
PC
P
1C
8
V
M
F
H
1
2
3
4
5
9M
9R
PC
P
1C
H
IV
H
IV
A A
IV
A
H
D D
A A
WB7100
+ST720+WB700
WB7100
+ST720+WB700
WB7100
+ST720+WB700
WB7100
+ST720+WB700
WB8600
8083
WB8600
WB8600
8083
WB8600
WB8600
8083
WB8600
WB8600
8083
WB8600
1D 1D 2D 2D
1 1 2 2 5 5 C+ C+ X X H H
SE SE
Xn(A) Xn (B)
4
3
2
1
P
P
P
P
P
P
C
C
C
A
4 4 3 3 12b 12b 11b 11b 10b 10b 9b 9b 8b 8b 7b 7b
1
2
4 5 12 11 10 9 8 7
S H 3+ 3D 2 4 X 5 C+
IN
230V
127V
0
MD30
MD41
H
V
M
4
3
2
1
P
P
C
A
PL4.P
H
V
M
4
3
2
1
Mody
Matrix Profilo
MA4.
230V
127V
0
MD30
MD41
H
V
M
4
3
2
1
P
P
C
A
PL4.P
H
V
M
4
3
2
1
Mody
Matrix Profilo
MA4.
xn(C)
x1(C)
xn(B)
x1(B)
xn(A)
MD30
MD41
H
V
M H
V
M
4
3
2
1
P
P
P
P
P
P
C
C
C
A
4
3
2
1
MA4.
Mody Matrix Profilo
PL4.P
MD30
Mody
MA1.P
PL1.P
Matrix Profilo
D The 2 diodes in the schematic are not necessary if, instead of 1281 plus 1282E of the main entrances, 1281E power supply-timer is used (please
see relative drawing on previous page).