Olivetti ECR 7190, Service Manual

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CHAPTER 4 – TROUBLESHOOTING
DIAGNOSTICS TEST
For the diagnostics test, carry out the steps indicated below:
OPERATION DISPLAY
1 Power on the cash register
2 Position the selector on PRG
3 Enter 960804 then press TOTAL
After a few seconds, displays the
memory address
4 Position the selector on OFF and wait for 30 seconds
5 Position the selector on PRG then press TOTAL Displays “P-2”
6
Press the keys in sequence, starting from the topmost row, from
left to right, omitting the FEED key
When the last key ( TOTAL ) is
pressed, the display starts to
display all the keys pressed in
sequence, terminating with the
last key
7 Press TOTAL Displays “P-4”
8
Position the selector on OFF then move it sequentially through
the other positions REG, JRNL, X, Z, PRG. When positioned on
PRG , the cash drawer opens automatically
9
Close the drawer and press TOTAL The cash register starts
printing
Displays “P-8 ” then “0” when
printing terminates
10
Press the FEED key to feed the paper forwards, then position the
selector on OFF
The following is an example of the type of output obtained from the diagnostic test.
Y119070-7 Service Manual 4-1