115
③After
making sure the ADC value press
(or ) to get back to ADC test mode.
Then press again to go to next test mode,
SPAN test mode.
④ After making sure the SPAN value press
(or ) to get back to SPAN test
mode and press
again to go to next
Display test mode. Then test display
automatically by pressing
.
⑤Press
go to next Keyboard test mode.
In this mode user may press any key and
a specific number (ex. 31
) comes up
on total price display (first line of display)
except
because is used for
exit out of current mode.
⑥Pre
ss
to go to Memory test mode.
Then press to test. Display will show either
"PASS" or "Error" in a few second. Please refer to
"Table 15:Error Messages" on page 116 when
"Error" comes up.
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