Comtech EF Data CRS-180 User Manual
Page 127

CRS-180 70/140 MHz IF 1:1 Redundancy Switch
MN/CRS180.IOM
Appendix A
Revision 11
A-15
A.3.7
Modem-to-User, Quad E1 ‘Y’ Splitter Adapter Cable Kit
KT-0000122 Quad E1 Balanced/Unbalanced Adapter Kit
QTY
CEFD PART NO.
DESCRIPTION
1
CA-0000347
‘Y’ Cable Assy: DB-9M 2X RJ-48 Male
2
502-0532-001
Bolun Adapter, 2X RJ-48 Female 2X BNC 75Ω Female
CA-0000347 Connector Pinouts
P1 PINOUTS
J1/ J2 TYPICAL WIRE CHART
P1
J1
J2 Twisted
Pair
Signal Function
PIN
WIRE COLOR
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
Figure A-11. Quad E1 User Data ‘Y’ Splitter Adapter Cable Kit (KT-0000122)