User's Manual Part 1

RBS 2109 User’s Guide
7
If applicable, connect the -48 V
LINK cable. See also Figure 22
on page 56.
P010514A
- 48 V
LINK
48 V 48 V_RTN
8
Connect the applicable
transmission cables. The
figure shows port A, but is also
valid for port C, B, and D.
For information on how to
connect and earth PCM lines,
see:
• Page 60 for 75
coaxial cable
• Page 61 for 100/120 twisted
pair
P0102010A
PORT. A. IN. P. LINE PORT. A. IN. N. LINE PORT. A. IN. GND PORT. A. OUT. P. LINE PORT. A. OUT. N. LINE PORT. A. OUT. GND
PORT A
9
Put back the connection frame.
10
Select transmission impedance
for each port, using the selector
switches on the underside of the
Transmission Interface Model
(TIM).
P010154D
100/
120
75
Port A
100/
120
75
Port C
100/
120
75
Port B
100/
120
75
Port D
100/
120
75
Port A
100/
120
75
Port C
100/
120
75
Port B
100/
120
75
Port D
TIM
11
Close the IXU cover and fasten the screws.
59EN/LZT 720 0090 Uen R1A 2004-09-17