Bell System bellview, Installation & Operation Manual

Page: 56 / 58

Up to 10 telephones
Diagram 6c : Telephone Wiring for a 2 Door 11 - 60 Way System
Flats
Up to 10 telephones
Up to 10 phones each
*1
Junction
R O T Z V L
Call lines
I3 I2 I1 I10 I11 I12
PSU Control
M S
from Push Buttons
+
-
Box
From
Cabinet
PSU138B
PHONE connections on the
© 1997 Bell System (Telephones) Ltd.
Bell View Video System
Notes
*1 Use a junction box
to split into groups
of 10 phones.
Maximum of 2m to
Power supply.
*2 The Co-ax cable
can be connected
to either terminal
block.
*2
VDC6
Video Distributor
+
- + -
+
-
M S S S M M
M M M S S S + + +
- - -
-
+
M
S
IN
OUT
OUT
OUT
OUT
OUT
OUT
+
-
M
S
THRU
75R Co-ax
75R Co-ax
CAM
2 DOOR
BV 11-60
Switching unit
Video
Phone
M S S M
-
+
L
V
Z
T
O
R
I
CAM
Video
Phone
M S S M
-
+
L
V
Z
T
O
R
I
CAM
1st
*2
2nd
*2
Flats
Video
Phone
M S S M
-
+
L
V
Z
T
O
R
I
CAM
*2
Video
Phone
M S S M
-
+
L
V
Z
T
O
R
I
CAM
1st
2nd
*2
Page 6 of 6