Casio KL-1500 - DIAGNOSTIC PROGRAM; RAM CHECK (1 RAM); LCD CHECK (2 LCD)

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Table-4(1/2)
DIAGNOSTIC PROGRAM
Note : Make the reset operation after RAM check, because the RAM check break the data stored in RAM.
Check item Operation Display Note
(BOOT) Press ON while pressing
keys, SET + RETURN +
FUNCTION
Main menu
RAM CHECK
(1 RAM)
Beep
(After a few seconds) To return the main menu, press
any key.
LCD CHECK
(2 LCD)
Frame
Any key All dots
Any key Checker
Any key Reversed checker
1
RAM
64KOK
ROM 1MOK
XXXX
0 ALL 7 VP
1 RAM 2 LCD
3 KEY 4 SW
5 PR1 6 PR2
2