Questions & Answers for: HP DesignJet doesn t turn on

...doesn´t turn on.I can see a green ligth on inside.I change the power supply and the control panel and still doesn´t power on. Please somebody help me!.. Thanks!. Diego. do you change formater board ...

THE SCREEN OF MY HP DESIGNJET 500 DOESNT WORK Hi, my plotter doesn´t work, it si connected to the energy but the screen does not go on, no message no nothing, bit the green light of the power button ...

The HP designjet 4000ps doesn´t turn on. When we push the turn on button, it starts, but after less than 10 seconds it turns off. seems ur m/b faulty contact hp aouthrised service provider

the HP logo at boot up? Does it show an error code? If it boots but fan does not turn then the power supply must be replaced. If it doesn't boot, then the first step is to replace the power supply

...doesn't work. After that, I switch off than on and the problems are gone untill next print, than the same problem is occured. Is it a motherboard problem? It sounds like a bad JetDirect network ...

...doesn't clear the replace or recover notes. Can I just remove the light cyan printhead and re-install the same one? This machine is lightly used and this head shows IN WARRANTY and only 244 ml of ...