Mitsubishi Electric MELSEC iQ-R Series Configuration Manual page 152

■ Operation
1.
Power off the CPU module and insert the SD memory card to it.
2.
Power on the CPU module with the SD CARD OFF button pushed. Then the firmware update will be executed.
While the firmware update is being executed, READY LED turns on in red and PROGRAM RUN LED turns on in green.
On (in red)
On (in green)
*1 The firmware update will also be executed by resetting the CPU module with the SD CARD OFF button pushed.
*2 Note, for the programmable controller CPU with firmware version "27" or earlier, that the firmware update will be executed by powering
on or resetting the CPU module without the SD CARD OFF button pushed.
3.
If the firmware update is normally finished, the PROGRAM RUN LED flashes in green. If the firmware update failed, the
ERROR LED flashes in red. Take necessary actions for the failure. ( Page 153 Troubleshooting)
■Normally finished
On (in red)
Flashing (in green)
During execution of the firmware update, the CPU module cannot communicate with other modules and an
engineering tool or external devices cannot communicate with the CPU module.
■ Check the version after execution of the firmware update
Power off and on the CPU module and check that the firmware version is updated. ( Page 152 Result of the firmware
update)
For the programmable controller CPU with firmware version "27" or earlier, remove the SD memory card
before powering on the CPU module. If not, the firmware update will be executed again.
APPX
150
Appendix 1 Checking Production Information and Firmware Version
■Failed
On (in red) or off
Flashing (in red)
*1*2