Canon iR ADV DX C5870i, got Error code E021-0120

[zoraldinho]

Re: Canon iR ADV DX C5870i, got Error code E021-0120

Hi,


Remove the developing assembly that causes the symptom, and inspect the connector of the toner concentration sensor is fitted correctly.

[copier tech]

Re: Canon iR ADV DX C5870i, got Error code E021-0120

Hi All,


I got a problem with this machine as title, once turn on the machine it will shows the paper jam instant and disappear, than machine will stuck on "The Printer is warming up", than I've try to open and close the front cover, after few second the error "E021-0120" will appear.


All the developer and Drum unit were near new, any idea or comment will be very appreciate.

E021-0120-05 Developing Screw rotation detection error


Detection Description The difference between the maximum and the minimum of sampling values detected by the ATR
Sensor (Y) in the Developing Assembly (Y) was 12 or less during rotation of the Developing Screw.
Remedy [Related parts]
- Harness connecting the Developing Motor (Y) (M3) and Drum Driver PCB (UN54/J215)
- Developing Motor Harness *Same for YMCK, the Harness connecting the Drum Driver PCB and
Main Drive connectors
- Pre-exposure LED Relay Harness *Same for YMCK, the Harness connecting the Main Drive
connectors and each LED PCB
- Harness for the Delivery Adhesion Fan of host machine *Same for YMCK, the Harness connecting
the Drum Driver PCB and Front Inner Cover
- Developing Assembly Relay Harness 2 *Same for YMCK, the Harness connecting the Front Inner
Cover and each Developing Assembly
- Harness connecting the Toner Density Sensor Y (TS1) and Drum Driver PCB (UN54/J206)
- DC Power Supply PCB (UN3) (Unit of replacement: POWER SUPPLY ASSEMBLY)
- Drum Driver PCB (UN54)
- Developing Motor (Y) (M3)
- MAIN DRIVE GEAR BOX ASSEMBLY
- Developing Assembly (Y)
- Laser Scanner Unit
- Drum Unit (Y)
- Pre-exposure LED
[Remedy]
a) When condensation is suspected
1. After checking that condensation has been completely eliminated, replace the Developing
Assembly (Y).
b) When there is no condensation
1. Execute the check/replace the related harness/cable, connector and parts, while checking
whether the machine recovers from the error.

[OceanLin]

Hi All,


I got a problem with this machine as title, once turn on the machine it will shows the paper jam instant and disappear, than machine will stuck on "The Printer is warming up", than I've try to open and close the front cover, after few second the error "E021-0120" will appear.


All the developer and Drum unit were near new, any idea or comment will be very appreciate.