Qlogic FastLinQ 3400 Series, User Manual

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248 83840-546-00 E
18
Troubleshooting

Hardware Diagnostics

Checking Port LEDs

Troubleshooting Checklist

Checking if Current Drivers are Loaded

Possible Problems and Solutions
Hardware Diagnostics
Loopback diagnostic tests are available for testing the adapter hardware. These
tests provide access to the adapter internal/external diagnostics, where packet
information is transmitted across the physical link (for instructions and information
on running tests in an MS-DOS environment, see
Chapter 18, Troubleshooting ).
QCC GUI Diagnostic Tests Failures
If any of the following tests fail while running the diagnostic tests from QCC GUI,
this may indicate a hardware issue with the NIC or LOM that is installed in the
system.

Control Registers

MII Registers

EEPROM

Internal Memory

On-Chip CPU

Interrupt

Loopback - MAC

Loopback - PHY

Test LED