ADC 1000 User Manual

Page of 13
ADCP-92-063 • Issue 1 • May 2005
Page 12
© 2005, ADC Telecommunications, Inc.
8
TROUBLESHOOTING
This section provides a troubleshooting flowchart, and corrective actions for the Module.
Does the 
PWR LED on
Media Converter
Module light?
NO
YES
NO
1.
2.
If either Link LED is off, link status 
failed or no Ethernet is detected.
Check optical or copper path for signal. 
Repair as necessary following local practices.
YES
Power-up the 
Media Converter Module
 by plugging it into the
 Chassis.
20579-A
Do  both Media 
Converter Module 
Link LEDs light?
Press the reset button, if the PWR LED does 
not turn green the module may be defective. 
Replace the Media Converter Module 
with a known good module.
Does the 
PWR LED on
Media Converter
Module light?
NO
Pull out and insert the 
Media Converter Module 
into the slot so the backplane 
connector seats properly.
Link Yellow 10 Mb/s signal asserted. 
Link Green 100 Mb/s or 1000 Mb/s signal asserted.
TPLink Yellow 10 Mb/s signal asserted. 
TPLink Green 100 Mb/s or 1000 Mb/s signal asserted.
   Module is operating properly, signal
detect is asserted and link status is OK.