Keithley KPCI-PIO32IOA User Manual page 45

5-10 Troubleshooting
26. Determine which original board has faulty I/O. If the faulty board survived the PCI resource
test in step 25, it should fail the I/O test.
a. If an original board remains installed following step 25, then skip to step 26e.
b. Turn OFF the computer.
c. Install one of the original boards in a slot known to be satisfactory.
d. Turn ON the computer.
e. Perform the test outlined in the
f. Based on the results of step 26e, do one of the following:
• If, in step 26e, you cannot write and read all I/O bits to and from the first original
KPCI-PIO32IOA or KPCI-PDISO8A board that you test, you have located the faulty
board; replace it with the OK board. (To repair the faulty board or obtain a new one,
contact Keithley as described in
• If, in step 26e, you can write and read all I/O bits to and from the first original board
that you test, repeat steps 26b through 26e for additional original KPCI-PIO32IOA
and KPCI-PDISO8A boards until you find a faulty board. Replace the faulty board
with the OK board. (To repair the faulty board or obtain a new one, contact Keithley
as described in
• However, if you have reached this point after trying all original boards, and the I/O on
each board has been found satisfactory, then the cause of your problem may be out-
side the scope of these diagnostics. Read the instructions in
contact Keithley for help in isolating the cause of your problem.
27. Assuming the problem has been resolved, do the following:
a. Turn OFF the computer.
b. Install the good KPCI-PIO32IOA and KPCI-PDISO8A boards in good slots.
c. Reinstall the computer cover.
d. Reconnect all external circuits as discussed in
e. Turn ON the computer.
f. Verify that the system now performs satisfactorily.
28. Based on the results of step 27f, select one of the following:
• If the system now performs satisfactorily, you have successfully isolated and corrected
the problem.
• If the system still does not perform satisfactorily, then the cause of your problem may be
outside the scope of these diagnostics. Read the instructions in
then contact Keithley for help in isolating the cause of your problem.
KPCI-PIO32IOA and KPCI-PDISO8A User's Manual
"I/O test" subsection. Then return to this step (26e).
"Technical
"Technical support.") Then continue with step 27.
support.") Then skip to step 27.
"Technical
Section 3, "Installation."
"Technical
support," and
support," and