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Section Vlll: FBRM/BFFG Troubleshooting Transition Networks
Troubleshooting problem and corrective action table
Problem Corrective Action
Device does not power
up
• Is the Device power LED ON?
• Is the power adapter’s barrel inserted fully into the Device?
• Is the power adapter plugged into an AC outlet?
• Is the AC outlet active; if not, check the outlet’s circuit breaker?
• Contact Technical Support. US/Canada: 1-800-260-1312, International:
00-1-952-941-7600.
Cannot detect or
communicate with the
xFBRM/xBFFG
• If CFBRM/CBFFG is in a cascaded chassis move the CFBRM/CBFFG
to the master chassis
• Upgrade to the latest version of firmware
• Contact Technical Support. US/Canada: 1-800-260-1312, International:
00-1-952-941-7600.
Cannot access the Device
via USB port
• Is the USB driver installed?
• Is the serial access disabled?
• Is the USB cable connected to the Device and to the host computer?
• Is the terminal emulator software configured properly for the USB port
and launched? See Driver Installation and COM Port Setup: Terminal
Emulator section.
• Contact Technical Support. US/Canada: 1-800-260-1312, International:
00-1-952-941-7600.
The local Device LACT
LED is ON but no data
transfer is detected (LED
flashing)
• Is the input source to the local Device active?
• Is the RJ-45 network cable fully inserted into the local Device, also into
the network Device?
• Is the fiber cable properly inserted into the local Device and the end
source Device?
• Contact Technical Support. US/Canada: 1-800-260-1312, International:
00-1-952-941-7600.
Ports do not link up
• Check the cable type needed for the Device and make sure the right
cable is used.
• Check Auto-Negotiation setting.
• Check if TPLT or remote fault-detect condition was triggered.
• Contact Technical Support. US/Canada: 1-800-260-1312, International:
00-1-952-941-7600.
Continued on next page
24-Hour Technical Support: 1-800-260-1312 International: 00-1-952-941-7600 83