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We just received a replacement drive belt for our HP 500 from your company.  Directions and product are great.  Quick question.  Now that the new belt is on the carriage seems to be hitting the black support beam thing just under the top cover.  Almost seems like the ink tubes into the print heads are sticking up to high.  The tube assembly is locked into place as the directions say.  Am I missing something?  Any help would be greatly appreciated. My suggestion would be to get the carriage out into mid machine with the power off.  If it is at...

I have purchase a belt for my 500 and now it's showing a flashing "X" on the display over a drawing of the printer itself.(See photo attached) The printer goes directly to this mode and the on/off button is flashing too. I can't get it into service mode. Can anyone tell me what to do or what I need to purchase to repair this?Thank you. David- The flashing X in the front panel of HP DESIGNJET 500 means that the plotter does not like the installed ink cartridges for some reason.  The ink supply station was unplugged from the interconnect...

We just bought a belt from u guys to replace a 24" 500 plotter. Before the belt arrives a new staff messed around with the plotter and jam a 7 page bond paper, after we removed the jam the plotter just keep on rolling backwards. What could be the problem. No error code is shown, it just spinning backwards all the time. If in case a component giving the problem, do you have a replacement part that we can buy. Thank you so much. The plotter is trying to unload the paper.  There is only one sensor that is looking...

The 86:01 error is a Y-axis error.  It is caused by one of several possibilities.    The possible causes are: The belt tensioner is latched down so the tensioner spring is compressed and cannot do its job.  Fix: remove the right end cover and unlatch the black plastic piece the spring pushes against. The encoder strip is rubbing on the carriage.  If this is the case, you will see some deflection of the encoder strip when you move the carriage to the extreme right.  You can check by turning the plotter power off and on again.  When the carriage moves,...