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4-4. Hard check function
Enter 1 digit from numeral key and press the sub total button (ST), the following Hard check function
will be executed.
(1) 1+ST : Display, RAM, Drawer, Printer check
(2) 5+ST : RAM read only check
(3) 7+ST : Voltage check of memory back-up battery
(4) 8+ST : Print all characters
(5) 9+ST : Display the time
4-4-1. Display, RAM, drawer and printer check
Operation: 1+ST
(1) All segments turn on.
(2) Date and time set
Set the following data in the machine automatically.
Date : 1st. January 1992
Time : 12 : 34 : 00
(3) RAM write and read check
The machine writes data into RAM and read out the data to compare with written data.
When this check is finished correctly, the machine goes to check No. (4).
However, if an error is occurred, the machine sounds an error tone, prints the error receipt,
and stops Hard check program.
Error receipt sample " -- -- "
(4) Drawer open check
Open the drawer.
(5) Printing check
Print the following character.
Z 0 0 0 0 0 0 0 0 0 CA CD
88888.8.8.8.
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