Troubleshooting For External Devices - Keysight E4990A Help Manual

The rear cooling fan does not
operate.
The sweep action stops during
measurement or is not
executed. An error or warning
message appears.
An error or warning message is
displayed on the instrument
message/warning area in the
lower part of the screen

Troubleshooting for External Devices

Symptom
Cannot output to a printer
Cannot output a measurement
screen or data to a printer.
Attempting to output to a printer
causes Error Messages 120 and
121 to appear.
Does not respond to an external
controller/fails to function
normally
A GPIB device does not respond
to the external controller, or fails
to function normally.
There is a possibility of a
•
failure.
There is a possibility of a
•
failure.
Refer to Error Messages and
•
Warning Messages.
Solution
Confirm that the power to
•
the printer is turned ON and
that the line cable is
connected correctly.
Confirm that the connector
•
cable of the printer is
connected correctly.
Confirm that the printer is
•
online.
Confirm that the printer has
•
not run out of paper.
Confirm that the printer has
•
not run out of ink.
Confirm that the GPIB
•
address is defined correctly.
Confirm that the GPIB cable
•
is connected.
Confirm that another
•
instrument connected by
the GPIB cable has the
same GPIB address.
Confirm that the GPIB cable
•
Product Information
233