23 troubleshooting, Solving common problems – EXFO FTB-8100 Series Transport Blazer for FTB-200 User Manual
Page 413

SONET/SDH Application
401
23 Troubleshooting
Solving Common Problems
Before calling EXFO’s technical support, please read the following usual
problems that can occur and their respective solution.
Problem
Possible Cause
Solution
OC-N/STM-N Optical Laser
LED is off and the connector
is not generating the signal.
³
The Laser On
option is disabled.
³
The SFP XFP is not
compatible with the
FTB-8115/20/30.
³
Ensure that the Laser button
is enabled (On).
³
Ensure to use a compatible
SFP/XFP. Refer to
OTN/OC-N/STM-N Interface
Connections on page 18.
Unable to create a Dual RX
test case from a previously
save configuration using
load configuration.
³
The AUX connector
is used for
synchronization.
³
Press Main, System, Clock
Synch, and select None for
RX Interface Type.
Logger Printing Problem.
³
The printer interface
card (PCMCIA) and
its drivers are not
correctly installed or
No communication
can be established
with the printer.
³
Printer supplies are
missing to execute
the print operation
³
Check the interface card
and printer to ensure they
are properly installed d and
powered.
³
Check paper or other printer
supplies are present.