Epson AcuLaser C2900N Service Manual page 56

Chapter 1 Troubleshooting
FIP-1.17 024-340: IOT Firmware Error
Step
Possible causative parts:
PWBA MCU (PL8.2.13)
Does the error still occur after several ON/OFF procedures
1
of the power?
Checking the firmware version.
2
Is the firmware the latest version?
Checking after resetting the PWBA MCU.
Reseat the PWBA MCU.
3
Does the error still occur when the power is turned OFF and
ON?
Checking after replacing the PWBA MCU.
Replace the PWBA MCU. (Refer to RRP8.9.)
4
Does the error still occur when the power is turned OFF and
ON?
*1: Though some kind of foreign noise would be possible cause, go to FIP Electrical Noise in Other FIP
and check, to make sure.
Epson AcuLaser C2900N
Check
1 - 43
Remedy
Yes
Go to step 2. End of work. *1
Upgrade the
Go to step 3. firmware, then go
to step 3.
Go to step 4. End of work. *1
Go to Electrical
End of work.
Noise.
Revision B
No
Confidential