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Chapter 2 Troubleshooting
FIP-1.27 024-340: IOT Firmware Error
*1: Though some kind of foreign noise would be possible cause, go to FIP Electrical Noise in Other FIP
and check, to make sure.
Step Check
Remedy
Yes No
Possible causative parts:
PWBA MCU (PL8.3.6)
1
Does the error still occur after several ON/OFF procedures
of the power?
Go to step 2. End of work. *1
2
Checking the firmware version.
Is the firmware the latest version?
Go to step 3.
Upgrade the
firmware, then go
to step 3.
3
Checking after resetting the PWBA MCU.
Reseat the PWBA MCU.
Does the error still occur when the power is turned OFF and
ON?
Go to step 4. End of work. *1
4
Checking after replacing the PWBA MCU.
Replace the KIT PWBA MCU. (Refer to REP8.10.)
Does the error still occur when the power is turned OFF and
ON?
Go to Electrical
Noise.
End of work.
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