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External Alarm Cabling
Table 31-13 E1 Connection 75 Ohm to EXT TMG on BCC-bc or BCC-3-bc
Connector
BNC
Table 31-14 E1 Connection 100/120 Ohm to EXT TMG on BCC-bc
Pin #
2
3
11
Table 31-15 E1 Connection 100/120 Ohm to EXT 1 or EXT 2 on BCC-3-bc
Pin #
1
2
3
4
7
8
9
11
15
External Alarm Cabling
This cable (see Table 31-16) is for connecting network alarm outputs to the LM-ASM ALARM
OUTPUT connector only. Table 31-17 lists the pinouts for the network alarm outputs.
Table 31-16 External Alarm Cabling
Cable Parameter
Interface:
Wire:
Connector:
Cisco BPX 8600 Series Installation and Configuration
31-6
Description
Receive E1 from trunk
Description
Receive pair shield
Receive tip
Receive ring
Description
Function
Transmit tip
Transmit T1 timing signal synchronized to the node
Transmit pair shield
Receive tip
Receive clock for synchronized clock source for node
Receive pair shield
Transfer timing tip
Transfer timing shield
Transmit ring
Receive ring
Transfer timing ring
Description
Dry-contact relay closure
24 AWG, shielded, 6-pair
DB-15, Subminiature, male
Chapter 31
BPX Switch Cabling Summary
Release 9.3.30, Part Number 78-12907-01 Rev. E0, May 2005
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