3Com Fast EtherLink XL PCI 10/100BASE-TX User Manual page 37

6 Click the Diagnostics tab to display the Diagnostics
screen, shown in
Figure 4-3 Diagnostics Screen
7 Click Start in the Self-Test area.
The following tests run in sequence:
Register Access
EEPROM
FIFO
Ethernet Core Loopback
Encoder/Decoder Loopback
Interrupt
You can click Stop to stop the tests. Otherwise, the tests
run continuously to completion.
Click the Help button to display help for this screen. Click the
question mark (?) at the top of the screen, drag it to a test,
and click. The pop-up box displays information about the
selected test and what to do if the test fails.
3Com NIC Diagnostics Program
Figure 4-3.
4-5