12.1 Troubleshooting
167
12
5. Printer issues
4-2 An error is being
encountered.
Display Command error The command isn’t being recognized as
a valid instruction.
Check the spelling of the command
(space: x20H).
Do not append a question mark to
commands that are not queries.
(RS-232C) Use the same communica-
tions speed for the instrument and the
control device.
The input buffer (256 bytes) is full.
Insert a dummy query after sending
several lines of commands.
Example: Send
∗OPC? Receive 1
Execution error The command string is correct, but the
instrument is not able to execute it.
Examples:
The data portion was spelled incorrectly.
:SAMP:RATE SLOW3
Check the specifications of the com-
mand(s) in question.
The input buffer (256 bytes) is full.
Insert a dummy query after sending
several lines of commands.
Example: Send
∗OPC? Receive 1
4-3 The instrument
fails to respond to
queries.
Communica-
tions monitor
No response
The
:TRIG:SOUR EXT setting is being
used, and the instrument is waiting for
the trigger after
:READ? transmission.
Check the command specifications.
Response There is a mistake in the program.
Check the receive portion of the pro-
gram.
No Issue Items to check Possible causesSolutions See
5-1 No data is being
printed.
The printer is not connected.
Check whether the connector
has been connected.
Check whether the interface set-
ting is correct.
If using the PRINT signal, see No.
3-3 above.
p.137
p.165
5-2 Printed text is
garbled
The printer and instrument set-
tings do not match.
Check the printer settings again.
No Issue Items to check Possible causesSolutions See
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