Canon Image Reader-A1, Service Manual

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COPYRIGHT © 2001 CANON INC. 2000 2000 2000 2000 CANON iR5000i/iR6000i REV.0 JUNE 2001
CHAPTER 6 SELF DIAGNOSIS
6-11 T
E733
Main cause The connector has poor contact. The DC controller PCB is faulty.
Mode of
Detection
0001 The main controller PCB has detected an error in the communica-
tion between the DC controller PCB and the main controller PCB.
E740
Main cause The LAN card is faulty. The main controller PCB is faulty.
Mode of
Detection
0001 An error is detected on the LAN card at power-on (with the card
inserted).
0002 A MAC address is found to be faulty.
0003 The LAN card register cannot be read.
E741
Main Cause The PCI bus connection is not proper. The main controller PCB is faulty.
Mode of
Detection
0000 An error has occurred in the PCI bus.
E743
Main cause The connector has poor contact. The main controller PCB is faulty.
Mode of
Detection
0000 The reader controller PCB has detected an error in the communica-
tion between the main controller PCB and the reader controller
PCB.
E744
Main Cause The boot ROM and the firmware have a mismatch of model or type:
Mode of
Detection
0001 at time of start-up, the language file and the main controller have a
version mismatch.
0002 at time of start-up, the language file is found to be too large.
0003 at time of start-up, the language file is absent.
0004 at time of start-up, the language file cannot be read.
1000 at time of start-up, the bottom ROM product name is found to be a
mismatch.
2000 at time of start-up, the serial number of the serial number PCB is
an undefined code.