Checking RS-232 Instruments, Chapter | Agilent Technologies E5810A

Troubleshooting Information

Checking RS-232 Instruments

If you cannot establish communication with a connected RS-232 instrument, see the following table for suggested troubleshooting steps.

Possible Cause(s)	Corrective Action(s)

Attempting to Communicate From the E5810 Web Access

Intermittent or missing RS-232	Check RS-232 cable connections.
connection	Verify that the RS-232 cable is the
	correct cable for this application.

RS-232 device power not ON or	Make sure RS-232 device power is
defective RS-232 device	ON and the device is operating
	properly.

RS-232 interface not configured for	Change E5810 RS-232 interface
attached device	attributes to match RS-232 device
	attributes (baud rate, parity, etc.).

Attempting to Communicate Programmatically

VISA/SICL not configured	Run the Connection Expert utility
	(see Chapter 2 - Installing the
	E5810).

Incorrect VISA/SICL address	Check VISA/SICL address being
	used.