Bpt IMT/200, Instructions Manual

Page: 22 / 88

22
ENGLISH
CONNECTIONS
Function of socket terminal
(see fig. 2)
1
video signal coaxial
( 1 )
2 video signal shield cable
3 video signal coaxial
4 video signal shield cable
( 1 ) If the video line ends at this monitor, con-
nect a 75
Ω
(violet-green-black-gold) resistor
between terminals 1 and 2.
1
positive video signal twisted
( 2 )
2 negative video signal pair
3 positive video signal twisted
4 negative video signal pair
( 2 ) If the video line ends at this monitor, con-
nect the two 56
Ω
(green-blue-black-gold)
resistors between terminals 1-5 and 2-5.
5
−
14 ÷ 17.5V supply voltage to monitor
6 +
7 call input from entry panel
8 audio from entry panel
Connector M1
This is used for connecting the unit’s recei-
ver (fig. 1).
Connector CN2
This is used for connecting the unit to the
local telephone line (fig. 1).
NOTE. The unit must be connected on ana-
logue telephone lines only and not digital
ISDN lines.
CN2
CN1
1 2
1
2
3
4
5
6
7
8
9
13
12
11
10
14
15
16
17
18
19
20
21
22