User manual

B-14 Run the 1784-KTx Diagnostics for DOS
1784-6.5.22 - November 1999
If an error occurs, the diagnostics report a failure and continues with the next
test. Errors are recorded in a log file (see page A-20).
Diagnostic Description If the test fails:
Memory Tests the KT
x
card’s ability
to read from and write to its
internal memory chips
The KT
x
card’s RAM may have a
problem
Timer Operation Tests the accuracy and
capabilities of the
counter-timer chips
KT
x
card may not have reset completely
1. Turn power off to the computer.
2. Remove the card and reinsert.
3. Turn power on to the computer.
4. Run this test again.
Serial Port Operation Tests the interrupts and
loopback capabilities of the
serial I/O chip
There may be a hardware problem
with the KT
x
card.
The wrong set of KTx*.BIN files are
running.