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E004 Fixing unit failure E100 Scanner unit failure E246 The Counter board is left out E676 Communication error E677/6F-61 ROM check error E677/6F-63 RAM error E733 A fault occurred in the communication between the SCNT board and ECU board/TOP signal cannot be detected New E805 Fan failure
TRY THIS: E004 Fixing unit failure Cause: (1) Shorted/broken wired main thermistor (2) Shorted/broken wired sub thermistor (3) Broken wired heater/blown thermal fuse Solutions: (1) Turn the power off and remove the fixing unit from the machine. Measure the resistance between the fixing unit connector J301-1 (FSRTH) and J301-2 (GND). If the resistance is not within the range between 350 W and 520 W (room temperature of 20°C), replace the fixing film unit. (2) Turn the power off and remove the fixing unit from the machine. Measure the resistance between the fixing unit connector J302-1 (FSRTH2) and J302-2 (GND). If the resistance is not within the range between 360 W and 530 W (room temperature of 20°C), replace the fixing film unit. (3) With the fixing film unit removed, if there is no continuity between the fixing unit connectors J303-1 (ACN) and J303-3 (ACH), replace the fixing film unit. (4) Replace the EPU board. (5) Replace the ECU board.
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This means poor line conditions, check the connection, make sure its plugged directly to Wall jack and not into any splitters or extentions. You can also try another Jack or wire.
If you are able to fax out to other parties except for one, there may be an issue on the other end.
We also have losted our manual and need to reset everything but can't rember how to do it.. Can someone please help me out on this problem. Very much appreciated!!
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