Description: The accessories board is of the wrong type.
At time of start-up, the UFR board is found to be of the wrong type. (A query is made to find out if the type is correct with reference to the engine ID.)
Remedy: Replace it with a UFR board of the correct type.
Code: E746-0004
Description: The accessories board is of the wrong type.
At time of start-up, the scanner board is found to be of the wrong type. (A query is made to find out if the type is correct with reference to the engine ID.)
Remedy: Replace it with a scanner board of the correct type.
Code: E747
Description: There is an error in the ASIC for image processing or in the ASIC for memory control/communication control.
There is an error in IC1015 (ASIC for image processing) or in IC1012 (for memory control/communication control) on the main controller PCB. (e.g., image data transfer error)
Remedy: Turn off the main power, and check the main controller PCB; then, turn on the main controller PCB
Code: E748
Description: CL2 board-dependent board error
Remedy: 1. Disconnect and then connect 4 to 5 G-chip boards several times. 2. Replace the G-chip board. 3. Replace the main controller PCB.
Code: E749-0001
Description: Reboot instruction initiated by change in PDL configuration
A change has occurred that calls for turning off and then on the power.
Remedy: Turn off and then on the power.
Code: E800-0001
Description: The interlock 24V mechanism of the fixing unit is identified as being off. With the door closed, the interlock 24V mechanism remains off for 500 msec.
Remedy: Turn off the main switch, and check the wiring of the DC controller PCB, check the fixing unit interlock, and check the 24V system fuse; then, turn on the interlock main switch.