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Laser unit (LED) check?
Have you tried to put battery processing?Or all clear
NVM clear

Check the developer is there, then check that the drum unit.
I found you this is not black
May be activated first unit out of the question.

In addition to the models are there any other mode?
I am in China, I need a lot of old copier.
If please welcome to contact me

According to the (0) are not loose five seconds, and then press start (key).
Then enter the password 6789
Enter the NVM read write
741-105Instead of (0)

I also often appear this kind of circumstance,
I thought it was my network environment problem in China.The original is not!

This like yellow charging bar (drum)
If change the yellow drum unit also appeared the same problem,
Check the drum unit at the back of the charging part (spring)

Don't think so low in China now.
Yes, all of the carbon powder is substitute in China.Rather than the original.
And the machine is second-hand machines.Is not new.
But 0.001 is also can't do.

I need the old machine, you old copy machine to sell?
I also need the old parts.If you have

Change the octagon 24 c08w chip can't change the speed?

Please check the power supply and high pressure.May need to replace the high-pressure PCB

I have a xerox DC4400 EDOC
DC4400 corresponding WC7232 7235 7245
I need ricoh MP6001BUC PCB wiring diagram (schematic)
I'm a little bit of spot diagram

My manual, only in Chinese, not English,...

My 7001 buc don't enter the system.
I want to repair the PCB.
Could you tell me the PCB circuit diagram?

The two models are the same, all of the PCB do not need to change the DIP switch.If you want to upgrade speed may need to short circuit.

May my manual is not the same as you,
Please give me the model you need the service manual.
I'll give you a service manual download address.

I have any brand of service manual,
I want to ricoh xerox PCB wiring diagram

I have the service manual
But is Chinese manual,
Do you need?

I have a ricoh MP5000 controller,
But it is not new, but used folding machine.(normal control)
The price is not higher than 200 us dollars

I this is not to change the speed.
And replace the controller

Don't a little way?
Since 8001, and 6001 print controller is look the same.There is no difference.
He is a SC995 now

Thank you help me to correct grammatical errors.

因为我没有多余的控制器。
而我的8001的bcu可以装到6001上面。
我只是需要改变他的dip开关。
我没有他的零件手册和订单编号。
我是属于旧复印机维修。

You're should be 6001 and 7001 are the same.Rather than MPC7501
Yes, because I have installed over 6001 8001 BCU, DIP switch is not the same.
But I no control panel.
Because I ricoh order is very...

My 8001 print controller is broken.
Should be the same controller.Why don't you like?

That there's no way to put the controller fitted with 9001 above 6001?

Mp6001 type controller is not the same with 8001?
Why will appear in 995-995?