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U9 in wc group is problem with HVPS. check charge & trf corotrons for leakage. isolate with removing charge or transfer corona each at a time.... U9 disappears; Reinstall HVT. Clean charge corona sawtooth & grid; tighten the grid on charge corona assembly.
This error has been detected with the power supply cooling fan. Do the following steps : Turn off the printer wait 15 seconds Then turn on the printer. If the problem persists, check the support links at www.xerox.com/officeprinting/1235support.
Hi, I made a mistake, sorry. It is not a 423 Greyscale etc.. that I own but a Xerox Workcentre pro 420 black and white photocopier. I have but no manual to find out how or if it has a 'mirror' or 'inverse' function. Thanks
if its a u9-1 code it is the lamp that is faulty. Sometimes it can be the connections either end of the lamp but normally the lamp itself. It will probably cost as much to fix as it would to get a new one to be honest
The Exposure sensor detected low Exposure Lamp intensity. Switch the Main Power Switch off then on in order to clear the Status Code. Go to the U9-3 Xerographic Process Problem RAP
U9-4 Xerographic process problem.
The Main PWB sensed that the Toner Dispense Motor was not running. Perform 20-3 U Codes Clearance . Go to the U9-4 Xerographic Process Problem RAP
U9-5 Xerographic process problem.
The CSDC zero point was too high during auto setup. Perform 20-3 U Codes Clearance . Go to the U9-4 Xerographic Process Problem RAP U9-5 Xerographic Process Problem RAP .
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