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Well it seems the problem was a bound up toner feed clutch. Whenever drive unit 2 was in operationit was continuously feeding toner. After freeing up bound clutch machine seems to be working...

Will check and see

Developer unit was replaced before board and stated in original post. But thanks for the input. Any help or suggestions are appreciated.

The initial problem was ghost jams before the timing rollers. When checking jam history and sensors with sim 30-2. It showed the problem was sensor CPFD1 (Paper feed unit exit sensor) I replaced that...

Got a customer who changed over to windows 7. My IT guy and myself can't get it to work! Any suggestions appreciated. We tried some of the drivers available through sharps website with no...

Thank's for the complement but there was more persistance and luck than genius here! Going to stop in to check on that machine today. Yesterday when I left I had them using it for copying and...

Went back again today. Checked the battery jumper and destination. Both were OK. Tried an OEM cartridge still got Improper cartridge code. Didn't really think it would work but gave it a shot anyway....

Yes they did, and i was hoping for that when I tried after it failed to take the firmware. Once again Wazza I truly appreciate the info. I'll try your suggestions and let you know how I make out. Is...

Got back over to this machine today. Installed 2 new flash ROMs on the controller board. Set the dip switches down to the write position and could not get the machine to download the firmware. Would...

I have 28 cartridges assorted colors. (C9730A, C9731A, C9732A, C9733A) These are compatible cartridges 19 are from ILG, 9 are from Katun. I got stuck with these when my customer upgraded their...

I like the idea. I read the update procedure writing the slot to slot method. But I gotta admit I hate to involve the use of another machine. The risk of having something happen to a perfectly...

Wazza you might be right on the firmware . There is an LF on the back of the Flash ROM for the PCU. I'm looking at it now. I'd be willing to try the firmware you have. I would appreciate it. The...

Well once again I'm perplexed on what the problem is here. After replacing the ROM on the PCU. I can't get it to download the firmware. The only thing I haven't tried which may cause this problem...

Should be receiving the PCU ROM today. I received the same firmware now from two sources. Here and from my usual sharp connection. They are the same. only one set of files. Should get to give it...

700! That'll keep a few guys busy! I have maybe 20 of them. I love the 355/455's, except maybe this one!

No it goes NG after trying to update, after receieving data. Dip switches were in the correct position. Although I have more of these machines in the same location, I won't take out a part from one...

It tries to update first then goes NG at end. Both Dip switches were in the down position. I have 6 more of those machines in the same location but don't like taking a part out of a good machine in a...

Got back to that machine and attempted to update the firmware. Attempted several times, each time it came up with a NG result. According to the manual other than the Dip switches not set to write, or...

Thanks repn1999 its appreciated I pmed my email address to you. What I had also noticed was at times part of the copier picture in the display would be missing. If i went to image send then back the...

I have a Sharp AR-M355N which was suffering from not properly booting up at times. It would just sit there with the blue sharp screen on the display. After several attempts at unplugging it would...