Transition Networks
SBFTF10xx-10x User Guide
33404 Rev. G
https://www.transition.com
Page 15 of 18
Troubleshooting
If the media converter fails, isolate and correct the fault by determining the answers to the following
questions and then taking the indicated action:
1.
Is the PWR (power) LED lit?
NO
• Is the power cord properly insta
lled in the media converter and at the external power source?
• Does the external power source active?
• Contact Technical Support
; see
Contact Us
below.
YES
• Proceed to step 2.
2.
Is the CD LNK (copper link) LED lit?
NO
• Check the copper cables for proper connection and pin assignment.
• Contact Technical Support
; see
Contact Us
below.
YES
• Proceed to step 3.
3.
Is the FD LNK (fiber-pair link) LED lit?
NO
• Ch
eck the fiber cables for proper connection.
• Verify that the TX and RX cables are connected to the RX and TX ports,
respectively on the
100Base-FX device.
• Contact Technical Support
; see
Contact Us
below.
YES
• Proceed to step 4.
4.
Is the 100 (twisted-pair speed) LED lit?
NO
• Check the copper cables for proper connection.
• Off = The media converter has selected 10Mb/s operation.
• If the speed is not correct, disconnect and reconnect the twisted p
air cable to restart the
initialization process.
• Contact Technical Support
; see
Contact Us
below.
YES
• On = The media converter has selected 100Mb/s operation.
• If the speed is not correct, disconnec
t and reconnect the twisted pair cable to restart the
initialization process.
