VXI VT1422A User Manual

Page 458

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456 Error Messages

Chapter B

3052

'Self test failed. Test info in FIFO.' Use
SENS:DATA:FIFO:ALL? to retrieve data from FIFO.

NOTE: *TST? always sets the FIFO data FORMat to
ASCII,7. Read FIFO data into string variables.

*Must send module to an

VXI Technology

Service

Center for repair. Record information found in FIFO to
assist the

VXI Technology

Service Center in repairing

the problem.

Refer to the Command Reference under *TST? for a
list of module functions tested.

Note

During the first five minutes after power is applied, *TST? may fail. Allow
the module to warm-up before executing *TST?

FIFO Value

Definition

1 - 99

ID number of failed test (see following table for
possible corrective actions)

100 - 163

Channel number(s) associated with test (ch 0-63)

164

Special "channel" used for A/D tests only

200

A/D range 0.0625 V associated with failed test

201

A/D range 0.25 V associated with failed test

202

A/D range 1 V associated with failed test

203

A/D range 4 V associated with failed test

204

A/D range 16 V associated with failed test

Test ID

Corrective Actions

1 - 19, 21 - 29

(VXI Technology Service)*

20, 30 -37

Remove all SCPs and see if *TST? passes. If so,
replace SCPs one at a time until the one causing
the problem is found.

38 - 71

(VXI Technology Service)*

72,74 - 76, 80 - 93,

301 - 354

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.

73, 77 - 79, 94 - 99

(VXI Technology Service)*

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