System Manual 5. Installation
76.7300FP11/2, Rev A 8/09 Page 2-85
__ 2. To enable external contacts, enter the following commands:
t7300-Tellabs# configure terminal
t7300-Tellabs(config)# no shut extern contact cont1
t7300-Tellabs(config)# end
t7300-Tellabs# show extern contact
System response:
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External Contact : cont1
Status : enabled
Type : Aircond
Polarity : high
State : active
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External Contact : cont2
Status : disabled
Type : Light
Polarity : high
State : notReady
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External Contact : cont3
Status : disabled
Type : Light
Polarity : high
State : notReady
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External Contact : cont4
Status : disabled
Type : Light
Polarity : high
State : notReady
Wiring Contacts __ 3. Wire the ENV alarm Inputs, Rack Alarm Outputs, and External Contact
Outputs per Table 5.6, page 2-85.
Refer to Table 5.4, page 2-73 for the pinout of the DB-15 connector on
the Fan module and to Table 5.5, page 2-74 for the wiring diagram of
the 250.004x cable.
Table 5.6 Example Wiring for External Alarm Contacts
Alarm
Contact Return
ENV Alarm Input 1 Pin 1 Pin 8 (Gnd)
ENV Alarm Input 2 Pin 2 Pin 8 (Gnd)
ENV Alarm Input 3 Pin 3 Pin 8 (Gnd)
ENV Alarm Input 4 Pin 4 Pin 8 (Gnd)
Rack Alarm CR Output Pin 6 Pin 5
Rack Alarm MJ Output Pin 14 Pin 5
Rack Alarm MN Output Pin 7 Pin 5
Ext Contact Output 5 Pin 9 Pin 8 (Gnd) or Pin 15
Ext Contact Output 6 Pin 10 Pin 8 (Gnd) or Pin 15