Data Translation DT9820 Series, Руководство пользователя

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Chapter 6
66
Device failure
error reported
(cont.) The DT9820 Series
function module was
removed while an
operation was being
performed.
Ensure that your DT9820 Series function
module is properly connected; see the
instructions in the DT9820 Series Getting
Started Manual.
Data appears to
be invalid.
An open connection
exists.
Check your wiring and fix any open
connections; see the instructions in the
DT9820 Series Getting Started Manual.
A transducer is not
connected to the
channel being read.
Check the transducer connections; see
the instructions in the
DT9820 Series
Getting Started Manual.
The module is set up
for differential inputs
while the transducers
are wired as
single-ended inputs
or vice versa.
Check your wiring and ensure that what
you specify in software matches your
hardware configuration; the A/D
configuration should be differential. See
the instructions in the
DT9820 Series
Getting Started Manual.
Computer does
not boot.
The power supply of
the computer is too
small to handle all the
system resources.
Check the power requirements of your
system resources and, if needed, get a
larger power supply; consult the module’s
specifications on page 79 of this manual.
Table 6: Troubleshooting Problems (cont.)
Symptom Possible Cause Possible Solution