user manual

Appendix B 97
Hardware Reference Information
Basic Troubleshooting Tips
if the Test LED is ON, this indicates a fault.
The possible causes of a fault condition could be:
• Defective cable
• Cable not connected to active hub or switch
• Defective card
NOTE If the Link LED is ON and the Test LED is OFF and there still is a fault,
at the HP-UX command line, type: dmesg and view the output on your
screen to see if any error messages exist.
Figure B-2 LED Display Indicating Fault Conditions for 10 or 100 Mbit/s
Card
= LED OFF
Link Status LED = OFF
Activity = OFF
10 or 100 Mbit/s
Test LED=ON
Power
RJ-45 Connector (TX)
100-Mbit/s Indicator = ON
= LED ON
10-Mbit/s Indicator(ON for 10Mbit/s)