Cisco Systems 15454M6DC User Manual
1-32
Cisco ONS 15454 Installation and Operations Guide
November 2001
Chapter 1 Hardware Installation
Alarm, Timing, LAN, and Craft Pin Connections
1.9 Alarm, Timing, LAN, and Craft Pin Connections
Caution
Always use the supplied ESD wristband when working with a powered ONS 15454. Plug the
wristband cable into the ESD jack located on the lower-right outside edge of the shelf assembly.
wristband cable into the ESD jack located on the lower-right outside edge of the shelf assembly.
The ONS 15454 has a backplane pin field located at the bottom of the backplane. The backplane pin field
provides 0.045 square inch wire-wrap pins for enabling external alarms, timing input and output, and
craft interface terminals. This section describes the backplane pin field and the pin assignments for the
field.
provides 0.045 square inch wire-wrap pins for enabling external alarms, timing input and output, and
craft interface terminals. This section describes the backplane pin field and the pin assignments for the
field.
shows the wire-wrap pins on the backplane pin field. Beneath each wire-wrap pin is a
frame ground pin. Frame ground pins are labeled FG1, FG2, FG3, etc. Install the ground shield of the
cables connected to the backplane to the ground pin that corresponds to the pin field used.
cables connected to the backplane to the ground pin that corresponds to the pin field used.
shows pinouts for the ONS 15454.
Figure 1-24 Pinouts
Field
Pin
Function
Field
Pin
Function
BITS
A1
BITS Output 2 negative (-)
ENVIR
ALARMS
ALARMS
OUT
N/O
A1
Normally open output pair number 1
B1
BITS Output 2 positive (+)
B1
A2
BITS Input 2 negative (-)
A2
Normally open output pair number 2
B2
BITS Input 2 positive (+)
B2
A3
BITS Output 1 negative (-)
A3
Normally open output pair number 3
B3
BITS Output 1 positive (+)
B3
A4
BITS Input 1 negative (-)
A4
Normally open output pair number 4
B4
BITS Input 1 positive (+)
B4
LAN 1
Connecting to a Router, Hub, or Switch
ACO
A1
Normally open ACO pair
A1
B1
B1 CRAFT
A1
Receive (PC pin #2)
A2
A2
Transmit (PC pin #3)
LAN 2
B2
A3
Ground (PC pin #5)
A4
DTR (PC pin #4)
LOCAL
ALARMS
ALARMS
AUD
(Audible)
N/O
N/O
A1
Alarm output pair number 1: Remote
audible alarm.
audible alarm.
B1
B1
ENVIR
ALARMS
ALARMS
IN
A2
Alarm output pair number 2: Critical
audible alarm.
audible alarm.
B2
A3
Alarm output pair number 3: Major
audible alarm.
audible alarm.
A1
B3
B1
A4
Alarm output pair number 4: Minor
audible alarm.
audible alarm.
A2
B4
B2
LOCAL
ALARMS
ALARMS
VIS
(Visual)
A1
Alarm output pair number 1: Remote
visual alarm.
visual alarm.
A3
B1
A2
Alarm output pair number 2: Critical
visual alarm.
visual alarm.
B2
A3
Alarm output pair number 3: Major
visual alarm.
visual alarm.
B3
A4
Alarm output pair number 4: Minor
visual alarm.
visual alarm.
B4
Not Used
A1
A2
B3
A4
B4
RJ-45 pin 2
RJ-45 pin 1
RJ-45 pin 2
RJ-45 pin 1
RJ-45 pin 6
Alarm input pair number 1: Reports
closure on connected wires.
closure on connected wires.
Alarm input pair number 2: Reports
closure on connected wires.
closure on connected wires.
Alarm input pair number 3: Reports
closure on connected wires.
closure on connected wires.
Alarm input pair number 4: Reports
closure on connected wires.
closure on connected wires.
Connecting to a PC or Workstation
RJ-45 pin 3
B2
RJ-45 pin 3
RJ-45 pin 6
TBOS
AUD
VIS
FG12
FG11
FG10
FG9
FG8
FG7
FG6
FG5
FG4
FG3
FG2
BITS
LAN
FG1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
3
3
4
4
4
4
4
4
4
4
4
4
2
3
4
2
A
B
A
B
A
A
B
A
B
A
B
A
B
A
B
A
B
A
B
A
B
LOCAL ALARMS
CRAFT
MODEM
X . 25
ACO
ENVIR ALARMS
OUT
IN
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