Casio I/O-PB-12 Service Manual page 20

Electronic cash register option i/o board for casio ce-4700; casio tk-1300; casio tk-2300; casio tk-2700; casio tk-5100
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11. CPU Software RESET & Set DIAG Mode
To initialize the CPU.
You have to install this program first, before using program 12. ~ 19. or after CPU
rocking out for noise examination.
Send CPU RESET Command
Send OK
Wait Response From CPU !
Result = OK !!
Please Wait !! ( For CPU Initialize)
Send DIAG_SET_MODE Command
Send OK
Wait Response From CPU !
Result = OK !!
HIT RETURN KEY TO GO NEXT
12. ROM Sum Check
Verify for Rom sum check.
Ensure that install the program No.11 before using this operation.
Get Rom Version
Send OK
Wait Response From CPU !
Result = OK !!
Rom_Version = 2772
Send ROM_CHK Command
Send OK
Wait Response From CPU !
Result = OK !!
HIT RETURN KEY TO GO NEXT
13. RAM Check (Write & Read )
Ram read and write check.
Ensure that install the program No.11 before using this operation.
Send Ram Check ( W / R ) Command
Send OK
Wait Response From CPU !
Result = OK !!
HIT RETURN KEY TO GO NEXT
Press Enter
Press Enter
Press Enter
— 18 —

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