Canon IR2200, IR3300, IR2800 manual E733, E737

	CHAPTER 6 SELF DIAGNOSIS
E733
0001	A fault is detected by the main controller PCB in the communication be-
	tween the DC controller PCB and the main controller PCB.
Main cause	The connector has poor connection. The DC controller PCB is faulty.

Action

1. Connector, DC controller PCB

Is the connection between the connector J1015 on the main controller PCB and the conductor J316 on the DC controlled PCB normal?

NO: Correct the connection.

YES: Replace the DC controller PCB.

E737

0000	During self diagnosis at power-on, the DRAM check finds a fault in the
	main controller PCB.
Main cause	The connection of the IC socket is faulty. The main controller PCB is faulty.

Action

1. Connection

Is the DRAM fitted to the socket securely? NO: Fit the DRAM securely.

2. DRAM, Main controller PCB

Try replacing the DRAM. Is the problem corrected? YES: End.

NO: Replace the main controller PCB.

COPYRIGHT © 2001 CANON INC. CANON iR2200/iR2800/iR3300 REV.0 MAR. 2001 6-31 T