Installation guide

C-3
Cisco 6260 Hardware Installation Guide
OL-2365-02
Appendix C Connector and Pinout Specifications
I/O Module Wire-Wrap Pins
C.3 I/O Module Wire-Wrap Pins
There are 36 wire-wrap pins located on the right side of each I/O module faceplate that support
• Central office alarm relay interfaces (visual and audible critical, major, and minor)
• BITS clock input circuits
• Wire-wrap and socket-type connections
Table C-1 lists the pinout descriptions for the I/O module wire-wrap pins and Figure C-4 shows a
close-up of the I/O module wire-wrap pins.
Figure C-4 I/O Module Wire-Wrap Pins Close-Up
Table C-1 I/O Module Wire-Wrap Pin Mapping
Pin Row 1 Row 2 Row 3 Row 4 Row 5 Row 6
1PEM
1
1_BR
2
_CO
1. PEM = power entry module
2. BR = breaker
AUD
3
_CRIT
4
_CO
3. AUD = audible
4. CRIT = critical alarm
AUD_MIN
5
_CO
5. MIN = minor alarm
VIS
6
_MAJ
7
_CO
6. VIS = visible
7. MAJ = major alarm
Reserved RX_BITS
8
_TIPA
8. RX_BITS = receive building-integrated timing source
2 PEM1_BR_NO AUD_CRIT_NO AUD_MIN_NO VIS_MAJ_NO Reserved RX_BITS_RINGA
3 PEM1_BR_NC AUD_CRIT_NC AUD_MIN_NC VIS_MAJ_NC Reserved RX_BITS_GND/GND
4 PEM2_BR_CO AUD_MAJ_CO VIS_CRIT_CO VIS_MIN_CO Reserved RX_BITS_TIPB
5 PEM2_BR_NO AUD_MAJ_NO VIS_CRIT_NO VIS_MIN_NO ACO_NO RX_BITS_RINGB
6 PEM2_BR_NC AUD_MAJ_NC VIS_CRIT_NC VIS_MIN_NC GND RX_BITS_GND/GND
44750
PEM 1/PEM 2
AUD_CRIT/AUD_MAJ
AUD_MIN/VIS_CRIT
VIS_MAJ/VIS_MIN
STAT_ALARMS
BITS_A/BITS_B
60V
0.5 A MAX
LOG
IC
INPUTS
BITS
CLO
CK