Service Call Conditions
M052/M053/M054 6-16 SM
681 D RFID: Communication error
Communication error occurs when the RFID board starts to communicate
with the ID chip.
Retry of RFID communication fails three times after the machine has
detected the RFID communication error.
Defective RFID board
Disconnected ASAP I/F
No memory chip on the AIO
Noise
683 C RFID: Unit check error
The machine gets RFID communication error even the AIO has not been
installed in the machine.
External noise
687 D Memory address (PER) command error
The BICU did not receive a memory address command from the controller
with the prescribed time once the paper reached the registration sensor.
Harness connection at BICU, Controller board loose or broken
Defective BICU
Defective Controller Board
688 D Print request (PRREQ) command error
The BICU did not receive a print request command from the controller with
the prescribed time once the paper reached the registration sensor.
Harness connection at BICU, Controller board loose or broken
Defective BICU
Defective Controller Board
Rev. 03/14/2012
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