Comtech EF Data CDM-625 User Manual
Page 80
CDM-625 Advanced Satellite Modem
Revision 15
Rear Panel Connectors and Pinouts
MN-CDM625
3–10
3.2.2.2.3.3 KT-0000122/KT-0020570 Quad E1 Balanced/Unbalanced Adapter
Cable Kits
Quad E1 Balanced/Unbalanced Adapter Kits
Kit / Quantity
Part Number Description
KT-0000122 KT-0020570
1
–
CA-0000347
Y-Cable Assembly, 6”, DB-9M 2X RJ-48 Male
(See Table 3-8)
–
1
CA-0020710
Y-Cable Assembly, 3’, DB-9M 2X RJ-48 Male
(See Table 3-8)
2
2
502-0532-001 Bolun Adapter, 2X RJ-48 Female 2X BNC 75Ω
Female
Figure 3-5. Quad E1 Balanced/Unbalanced Adapter Cable Kits
Table 3-8. CA-0000347/CA-0020710 Connector Pinouts
P1 PINOUT
J1/ J2 TYPICAL WIRE CHART
Connector
Twisted
Pair
Signal Function
PIN
WIRE COLOR
P1
J1
J2
5
1
–
X
Port 1 or 3 Tx In +
1
WHITE / ORANGE STRIPE
9
2
–
Port 1 or 3 Tx In -
2
ORANGE
4
4
–
X
Port 1 or 3 Rx In +
3
WHITE / GREEN STRIPE
8
5
–
Port 1 or 3 Rx In -
4
BLUE
7
–
1
X
Port 2 or 4 Tx In +
5
WHITE / BLUE STRIPE
2
–
2
Port 2 of 4 Tx In -
6
GREEN
6
–
4
X
Port 2 or 4 Rx In +
7
WHITE / BROWN STRIPE
1
–
5
Port 2 or 4 Rx In -
8
BROWN
3
3
3
–
GND