Mitsubishi Melsec-Q Series User Manual page 184

(b) To remove the memory card
When removing a memory card from the CPU module main body, remove a memory card protective cover and
press the EJECT button to pull out the memory card.
Remove the memory card
Turn OFF power supply of the
CPU module and remove a
memory card protective cover
from the CPU module.
Press the EJECT button to eject
a memory card.
(3) To remove the memory card during power on
When removing the memory card, confirm that special relays "SM604" and "SM605" are off.
• The memory card cannot be removed while "SM604" is on because the CPU module is using the card.
• Turn off "SM605" if it is on.
When both "SM604" and "SM605" are off, remove the memory card according to the following procedure.
1) Turn on the special relay "SM609" using the sequence program or by the device test of GX Developer.
2) By monitoring GX Developer, check that the special relay "SM600" is turned off.
3) Remove the memory card.
SM600 (Memory card can be used)
SM604 (memory card is being used)
SM605 (memory card removal prohibited)
(4) To install the memory card while the power is on
1) Install the memory card.
2) Check that the special relay "SM600" is turned on by monitoring GX Developer etc., .
7 - 8
Completed
Figure 7.6 Removing a memory card
Remove a cover,
pressing fixing claws
of top/bottom
Memory card
EJECT button
Push
: The system is turned on when
memory card is ready to be used.
: The system is turned on when the
CPU module is using the memory
card.
: Turned on by the user to disable a
removal of the memory card.
CPU module
main unit
CPU module
main unit