*TST?
Self-Test. Causes an instrument to execute extensive internal self-tests and returns
a response showing the results of the self-test.
Notes
1. During the first 5 minutes after power is applied,
*TST?
may fail. Allow the
module to warm-up before executing
*TST?
.
2. Module must be screwed securely to mainframe.
3. The HP E1413 C-SCPI driver for MS-DOS
®
implements two versions of
*TST
.
The default version is an abbreviated self-test that executes only the Digital
Tests. By loading an additional object file, you can execute the full self-test as
described in this section. See the documentation that comes with the HP E1413
C-SCPI driver for MS-DOS
®
.
Comments
•
This command will cause Error +3000, “ illegal while initiated” if trigger is initiated.
•
Returned Value:
Value
Meaning
Further Action
0
*TST? OK
None
-1
*TST? Error
Query the Error Queue
(SYSTem:ERRor?)
For Error +3052, see explanation below.
–
IF Error +3052, “ Self test failed. Test info in FIFO” is returned. A FIFO value
of 1 through 99 is a failed test number. A value of 100 through 163 is a channel
number for the failed test. A value of 200 through 204 is an A/D range number
for the failed test where 200 = .0625, 201 = .25V, 202 = 1V, 203 = 4V, and
204 = 16V ranges. For example
SENS:DATA:FIFO?
returns the values 72 and
108. This indicates that test number 72 failed on channel 8.
–
Test numbers 20, 30-37, 72, 74-76, and 80-93 may indicate a problem with a
Signal Conditioning Plug-on.
–
For tests 20, and 30-37, remove all SCPs and see if
*TST?
passes. If so, replace
SCPs one at a time until you find the one causing the problem.
–
For tests 72, 74-76, and 80-93, try to re-seat the SCP that the channel number(s)
points to, or move the SCP and see if the failure(s) follow the SCP. If the
problems move with the SCP, replace the SCP.
–
These are the only tests where the user should troubleshoot a problem. Other
tests which fail should be referred to qualified repair personnel.
Common Command Reference
Chapter 5
HP E1313/E1413 Command Reference 281
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