Beta Draft Confidential
Cables and Pinout Assignments
T1 Straight-through Cable (DB-15)
B-84/5/03 CBX 500 Multiservice WAN Switch Hardware Installation Guide
T1 Straight-through Cable (DB-15)
Figure B-4. T1 Straight-through Cable
Table B-4. T1 Straight-through Cable Pinouts (DB-15)
Pin Male Connector #1 Signal Pin Male Connector #2 Signal
1TransmitTip 1TransmitTip
3 Receive Tip 3 Receive Tip
9TransmitRing 9TransmitRing
11 Receive Ring 11 Receive Ring
Required Twisted Pairs
1and9
3and11
Product Code: 40004
Male DB-15
Connector #2
(Cable Entry View)
Male DB-15
Connector #1
(Cable Entry View)
Pin
8
Pin
15
Pin
9
Pin
1
Pin
1
Pin
9
Pin
15
Pin
8