App
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Appendix 1 Special Relay List
APPENDICES
(6) Memory cards
TableApp.7 Special relay
Number Name Meaning Explanation
Set by
(When Set)
Corres-
ponding
ACPU
M9
Corresponding CPU
SM600
Memory card (A)
usable flags
OFF : Unusable
ON : Use enabled
• ON when memory card (A) is ready for use by user S (Initial) New
QnA
Qn(H)
QnPH
QnPRH
SM601
Memory card (A)
protect flag
OFF : No protect
ON : Protect
• Goes ON when memory card (A) protect switch is
ON
S (Initial) New
SM602 Drive 1 flag
OFF : No drive 1
ON : Drive 1 present
• Turns ON when the mounted memory card (A) is
RAM
S (Initial) New
SM603 Drive 2 flag
OFF : No drive 2
ON : Drive 2 present
• Turns ON when the mounted memory card (A) is
ROM
S (Initial) New
SM604
Memory card (A) in-
use flag
OFF : Not used
ON : In use
• Goes ON when memory card (A) is in use S (Status change) New
SM605
Memory card (A)
remove/insert prohibit
flag
OFF : Remove/insert enabled
ON : Remove/insert
prohibited
• Goes ON when memory card (A) cannot be inserted
or removed
UNew
SM609
Memory card remove/
insert enable flag
OFF : Remove/insert
prohibited
ON : Remove/insert enabled
• Turned ON by user to enable the removal/insertion
of memory card.
• Turned OFF by the system after the memory card is
removed.
• This contact can be used only when SM604 and
SM605 are OFF.
S/U New
Qn(H)
QnPH
QnPRH
SM620
Drive 3/4 usable flags
OFF : Unusable
ON : Use enabled
• Always ON S (Initial) New QCPU
Memory card B usable
flags
OFF : Unusable
ON : Use enabled
• ON when memory card B is ready for use by user S (Initial) New
Q2A(S1)
Q3A
Q4A
Q4AR
SM621
Drive 3/4 protect flag
OFF : No protect
ON : Protect
• Always OFF S (Initial) New QCPU
Memory card B protect
flag
OFF : No protect
ON : Protect
• Goes ON when memory card B protect switch is ON S (Initial) New
Q2A(S1)
Q3A
Q4A
Q4AR
SM622 Drive 3 flag
OFF : No drive 3
ON : Drive 3 present
• Always ON S (Initial) New QCPU
• Goes ON when drive 3 (card 2 RAM area) is present S (Initial) New
Q2A(S1)
Q3A
Q4A
Q4AR
SM623 Drive 4 flag
OFF : No drive 4
ON : Drive 4 present
• Always ON S (Initial) New QCPU
• Goes ON when drive 4 (card 2 ROM area) is present S (Initial) New
Q2A(S1)
Q3A
Q4A
Q4AR
SM624
Memory card B in-use
flag
OFF : Not used
ON : In use
• Goes ON when the file within Drive 3 (standard
RAM) or Drive 4 (standard ROM) is used.
S (Status change) New QCPU
• Goes ON when memory card B is in use S (Status change) New
Q2A(S1)
Q3A
Q4A
Q4AR
SM625
Memory card B
remove/insert prohibit
flag
OFF : Remove/insert enabled
ON : Remove/insert
prohibited
• Goes ON when memory card B cannot be inserted or
removed
UNew