NCI 6720 User Manual page 14

If you encounter any
failure in these tests,
contact your local
Weigh-Tronix dealer.
Press the ZERO key to
scroll through lists of
selections.
Press the TEST key to
make a selection.
To skip a test, press
the ZERO key to scroll
to the next test.
14
Follow these steps to access the tests in the
DIAG menu.
1. From normal weighing mode, move Switch 1
to the Menu mode or OPEN position. (See
Figure 1 or 2).
DIAG is displayed.
2. Press the TEST key. . .
DISP is displayed. This stands for
display.
3. Press the TEST key to perform the display
test described earlier...
Display test is performed and the display
shows DISP after the test is completed.
4. Press the ZERO key...
RA is displayed. This stands for the RAM
test.
5. Press the TEST key to perform the RAM
test...
PASS or FAIL is displayed briefly; then
RA.
6. Press the ZERO key...
RO is displayed. This stands for the
ROM test.
7. Press the TEST key to perform the ROM
test . . .
PASS or FAIL is displayed briefly; then
RO.
8. Press the ZERO key...
I/O is displayed. This stands for the
INPUT/OUTPUT test.
Model 6700 Family User's Manual