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Hi.
I have a a 5140 with mx de21 desk..
is say"tray 3 moving", but nothing happens. Then it say "tray 3 is ready to open". i'ts the same with tray 4.
after some time i'ts not possible to use lower...

Thanks All.

I'ts was the memory, but it have DSK kit. So vi have to get a new kit.

Machine dead, only the green led next to the powre button flashes.
After 5 min the fusing fan starts.
i've tried to repleace:Controller board, sd-card Msata, pcu board, HDD, DC powersupply.
After...

if you replace the sd card and reconnecet the controller dosent work. Replace the PSU.

I´ve solved the problem in My case with a brand new lct. you have to make sure that the lct is the right one, and not from a previous model eks. MP C6500. i know i´ts sound crazy but i tried...

Yes, i know about this modification, it`s an old one, it came on the 2051 models. And it`s done.
I know that the LCT is an old one because our sales guy did only change the machine, and left the LCT...

I have the same problem :( i dit change the mainboard to the new number, but i still have the issue.
if anyone have a solution that will be great. i`ve also change nearly all parts in the LCT.
And...

Hello.

here is what to do.

1. replace HDD
2. replace powersupply
3. replace BICU board

Not all at same time but step by step.

i´ve never update remote. only with sd card, not bigger than 1 gb.
remember there is diffrent firmware to 22xx serie, pick the right one
998/please wait: do this:
1 replace hdd 2 at same time
2...

I use the SS silicone oil from 1224/3224 to lube the gear. it works fine and it can stand the heat.

I’ve think I have a solution for lines at the charge roller.
First you must remove the developer dropout clutch. (Change developer if needed)
Then you replace all color lubricant bar springs with...

you have to replace the Eprom.Not on the controller but on bicu

This is how to do:

Yellow 143 red red (Hold down)
SP 5807 chose/button 3 (English europe)
After you do
SP 5811 type serial...

This is good.
I´ve just done the mod on a mpc 7500 today. It had just made 110K then there was bagground. Thats not near the 450k Ricoh says.

Nothing is impossible for them who should not do it.

First you must clean transfer unit rollers and new belt. The pcu and developer unit should be ok.
Take the non default data sheet and set the following sp codes to value

Sp 2-916-3 to 10

Sp...