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2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 6 SELF DIAGNOSIS
6-33 T
E743
0000 The reader controller PCB detects a fault in the communication between the
main controller PCB and the reader controller PCB.
Main cause The connector has poor connection. The main controller PCB has a fault.
Action
1. Connector, Main controller PCB
Is the connection between the connector J1014 on the main controller PCB
and the connector J409 on the reader controller PCB normal?
NO: Correct the connection.
YES: Replace the main controller PCB.
E744
0000 The BootROM on the main controller PCB and the system software are for
different models or are of different types.
Main cause The BootROM is not mounted correctly, or a fault occurred during down-
loading or when downloading the system software.
Making Corrections
Downloading (system software)
Check the types of the BootROM and the system software, and download
system software of the correct type.