Owner acr copier repair, inc

**JIMA1020** · 01-21-2017

HOW TO RESET FUSER CODE E001-00 ON CANON MF4890dn new machine out of box
(alexander1020@charter.net

**copier tech** · 01-21-2017

New out of the box? Send it back for a refund!

Even if you reset the code it could keep returning.

**teckat** · 01-21-2017

Originally Posted by JIMA1020

HOW TO RESET FUSER CODE E001-00 ON CANON MF4890dn new machine out of box
(alexander1020@charter.net

--------------as stated by copier tech-------return item
there is no error clear in service mode

info below is just noted----

To reset the power supply after protective function activation, leave it unplugged for 2 minutes

●●Safety function
The host machine equips the function of stopping 24V of fixing assembly and the high voltage
power unit to avoid users and engineers from getting burned or electric shock.
When the cartridge door is opened, the interlock switch (SW501) is turned off and 24V
supplied to fixing assembly and the high voltage power unit is shut.
Engine controller CPU determines the door open when each interlock switch is turned OFF.
minutes before plugging it in and turning it on.

E001-0000

Abnormally high temperature (detected by main thermistor)

The main thermistor detected an abnormally high temperature 235 deg C) during temperature control
When the same error repeatedly occurs after several times of turning the power OFF/ON, execute the following remedies.
(1) Check that the heater resistance measured between 1PIN and 2PIN of the cable (J101) on the Main Controller Board is in the following range.
Replace the Fixing Assembly when the resistance value is abnormal.

[1] 120 V machine - Heater resistance: 16.0 U ±7%
[2] 230 V machines - Heater resistance: 53.8 U ±7%
(2) Check the connection of connector (J101) on the Engine Controller Board.
(3) Check the connection of connector (J552) on Engine Controller Board.
(4) Replace the Fixing Assembly.
(5) Replace the Engine Controller Board.