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Hello.
Today i received 2 pairs of new door switches.
I replaced them, and turned the machine on.
Yet, the paper jam and door open alert persists.

Im struggling with this from say 3...

Hello, can you post the link of the item?

Dust? What Dust?:p
If this is the state of the outside of the machine after working on it for 3 weeks, I can only imagine what the inside looks like -no wonder it has some issues!

This is a piece...

Hello. Yes youre right it was dusty before. Now it has stopped.

Hello. Yes,it was loads of dust. Now the green light is gone. 1 reason less to worry.
Thanks for advice :D

Hello,

Im still trying to find the switches, so ill post if something comes in.

Also, need your help.

can you please tell me as to why this green led has started to blink.
Also, please...

Hello.
As im in India its difficult to fetch one of these switches. Will report the outcome if at all i find a switch. Lol!

Slimsob,
I will change the switches to check if it works.
Thanks

Slimsob,
Thanks for the information

Yesterday i had opened the switches to check them.
Both are fine. As i checked them thru the multimeter. (digital)

So, any advice on how to proceed...

Agree with you sir.

Slimsob, thd jam location is
J001

Hello mark,

Is it possible to explain what a DF cable is?
I hope that aint too much to ask for.
Thanks

Hello. I rechecked the connections. All seem to be in the right position. Thanks for the advice. All, I removed the front door switch and checked for issues. They both are fine. Also, i checked the...

Slimsob, sir any thing unusual that you noticed out of these values?

Hello.
The machine started producing too much cyan in color prints. So i checked the pcu and replaced the drum blade.
I cleaned any remaining toner off the pcu section and put the unit back in...

No sir.

5803-94 gavd open/close detection 00011100
5803-200 scanner hp sensor 00000001
5803-201 platen cover sensor 00000001

Sir,these are the values which are different. Others are 0000000

So, is...

Hello sir.
No. The back panel is open, to check the switch connection, but the board is intact.

Hello all.

I really appreciate your valuable response.

I tried swalling the switches with a new one.
The result is not impressive.
The error still exists.

So. Im planning to try...

Hello all.
Is there by any chance that a firmware update wpuld solve these stupid errors?

No sir. SP is untouched.
They are the same as before when the machine was operational.
Thanks.

Im trying the switch method suggested by others. Will update with the results.

I believe...

I took out the cyan pcu to replace the DC blade.
Put it back in. Since then im searching for solutions.
Yes. You are right to point that I did something to reach here.

Hello.
As mentioned earlier, the unit never had a finisher installed to it.
Thanks for pointing towards the switches. Will look at it soon.
Could firmaware also mess with this?

Zeldaman, thanks for the advice. I shall try that out.
Id like to ask you to advise me as to how switches and jamming are related. Please dont be offended as im willing to know as to what really...

Hello all.
Im dealing with a Mpc2000 which has 45k black and 33k color copies.

The machine had some issues with cyan printing too much dark. I replaced the worn out parts and turned the machine...