Cisco Cisco OptoStar II 1310nm Transmitter Guia Da Instalação
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Operating using ICIM LCD, Continued
When the optical power switching threshold has been set up, the module will
automatically compare the monitored optical input power in channel A and
channel B with the optical input power switching threshold. If the optical
input power in either channel A or channel B is out of the threshold, it will
issue an alarm. The table below lists auto switching status under different
conditions in the auto mode (1 stands for alarm; 0 stands for normal).
automatically compare the monitored optical input power in channel A and
channel B with the optical input power switching threshold. If the optical
input power in either channel A or channel B is out of the threshold, it will
issue an alarm. The table below lists auto switching status under different
conditions in the auto mode (1 stands for alarm; 0 stands for normal).
Item
Alarm Status Switching
Status
Description
A
B
1
0
0
A
Working in channel A
2
0
1
A
Working in channel A
3*
1
0
B
Working in channel B
4
1
1
A/B
Staying in the previous working channel
Note: In item 3*, if the optical input in channel A is normal, it will switch to
channel A automatically, with 1dB of delay.
Continued on next page
OL-29670-02
Operation
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