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I have not gone to this copier yet, but the other tech has replaced the laser unit & engine PWB? He said it gives him a black copy then codes out. The copier worked for a day or 2 after...

I agree. The customer bought it from Ebay.. & it worked for awhile.

When you turn on the power there is no display. ! fan does come on, but that is it. THe power supply was replaced. I verified all the voltages coming out of the power supply, all were fine. ...

Where does the logging data say the jam is being caused?? SP5990-4 If it says feed jam (03), I would agree with the sep pad causing it. I have had problems with the paper size sensors switching,...

Power off, then disconnect HDD(only the 4/5 pin connector). If it comes up and u can make a copy, reconnect HDD with power on, go into SP and try to reformat HDD. Only one that worked for my was...

I think if you changed the charge roller it would get dirty too. The cleaning blade is letting toner get past it. I have also seen the DV get over toned causing the same problem.

Customer called saying not receiving any faxes. I called from a fax, using the handset, fax picked up and went through fine. Tried again just placing it in tray inputting number and hit send. Would...

The black guidein front of the sensor, There should be a plastic clip on the rear frame to keep in position. I believe this was an early modification. Did you look at the separation pad for the...

Just an FYI, I have had several bridge unit jams also. However when that causes the problem, you get a jam at power on. When customers complain about alot of jams but they don't show in the jam...

I have alot of the MPC3500. I change the fuser cleaning rollers regularly. Only ever had 1 fusing belt issue. No fuser roller problems yet. Clean ADF every service call( as previously mentioned,...

This is the side by side LCT. If you feed only from the left side it feeds fine. However if you try to feed from the right side it jams about every 10 -20 copies. I have replaced the conveyer base,...

I haven't seen much change with the new toner either. Are you turning back the chg roller voltage?? When ever the mag roller get coated it jacks the chg roller voltage up to about 1800, instead of...

I would start with the touch screen. Sometimes it goes out completely and other times just way out of calibration.

I think it is when they hit the 5-6 year mark. The most recent has been a run of R1022s

sometimes it is the obvious. The toner cartridge was defective. After replacing it no more Sc322... Thanks for the help

When I turn on the fax it comes up saying replace toner. I opened the front door close it, then it goes into SC322 ( laser code). I replaced the FCU pwb and the laser unit, (both listed in the...

it is smb scanning, One day I did disconnect the HP from the network for 30 minutes. It did not start resending the already scanned files until after I reconnected it. It is the HP resending all...

If you turn off the printer. It will scan to folder. After an hour it seems to lock up. If you delete the files from the folder, a few minutes they start reappearing like the scanner is...