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2001 CANON INC. 2000 2000 2000 2000 CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001
CHAPTER 6 SELF DIAGNOSIS
6-32 T
E740
0001 At power-on, the LAN card has a fault.
0002 The MAC address has a fault.
0003 The LAN card cannot be read.
Main cause The LAN card is faulty. The main controller PCB is faulty.
Action
1. Connector
Is the connection between the LAN card and the main controller PCB nor-
mal?
NO: Correct the connection.
2. LAN card, Main controller PCB
Try replacing the LAN card. Is the problem corrected?
YES: End.
NO: Replace the main controller PCB.
E741
0000 The PCI bus has a fault.
Main cause The PCI bus has poor connection. The main controller PCB is faulty.
Action Each PCI slot may be disabled in service mode to prevent the error:
BOARD>PCI1-OFF through PCI3-OFF.
1. Board
Is the connection between the relay board and the main controller PCB nor-
mal?
NO: Correct the connection.
2. Relay board, Main Controller PCB
Try replacing the relay board. Is the problem corrected?
YES: End.
NO: Replace the main controller PCB.