Casio SE-S300 Service Manual page 27

[ 9 ] DISPLAY TEST
[Function]
The test of LCD/7 segment display and transaction display is performed as shown below.
Command input
Pattern 1
RPT
[Operation]
Operation : n
n: 0 = One time check (can be omitted)
not 0 = Continuous check (To stop the test, press "C" key)
[Print]
D I S P
D I S P
N D
Pattern 1
Press Any key
T1 T2 T3 T4 TOTAL CHANGE
AMOUNT
2 1 SUB TOTAL
2 1
O K
2 1
— 25 —
Pattern 2
Press Any key
Pattern 2
ABCDEFGHIJKLMOP
QRSTUVWXYZabcdef
RPT T1 T2 T3 T4
AMOUNT
END
TOTAL CHANGE