Service manual

34 Chapter 2
Troubleshooting
Perform System Initialization
Figure 2-3 Sample of Error Dialog Box
NOTE When the E8401A VXI Main Frame or PC is turned on, the VXI Resource Manager
executes automatically. If VXI Resource Manager fails, a warning message appears such as
the Figure 2-4. See a detail of the error messages and make sure the VXI module’s status
using the Agilent I/O Libraries. If you find a defective module, replace it.
Figure 2-4 Sample of the VXI Resource Manager Warning message
Figure 2-5 LED on the RS-232C to RS-422 converter
NOTE It is able to confirm the Serial Interface (COM1) settings using the I/O configuration.