Cisco Model GS7000 4-Port Node 1 GHz with 42 54 Split Installation Guide
Appendix B
bdr Digital Reverse Multiplexing Applications
190
OL-29643-02
Symptom
Possible Cause
Possible Solutions
No optical signal output
(cont'd)
(cont'd)
One or more power supply
voltages are out of
specification.
voltages are out of
specification.
Check the power supply for
proper operation.
proper operation.
No AC at receptacle.
Check the receptacle for AC
power.
power.
Blown fuse on the power
supply.
supply.
Check the power supply
fuse and replace as
necessary.
fuse and replace as
necessary.
Faulty module.
Contact the Cisco Technical
Service Center for
assistance.
Service Center for
assistance.