Error 49.38.07 causing printer not to finish initialization / boot on HP CM4540 MFP Series Color LaserJet Enterprise Printer

To fix the firmware error causing error 49.38.07 on the startup of the device HP CM4540

This is a firmware error.

1. Turn printer on and watch when the display shows memory count, press and hold the down arrow until all three lights on the control panel are lit.
2 Press the up arrow
3 Press the home button, the message Skip disk load will display.
4 press the up arrow till NVRAM INIT is highlited.
5 Press the OK button

This will help by avoiding a check on the faulty firmware provided with the HP Printer by default

Otherwise 
Download the most recent firmware onto a USB thumb drive and installed it from the USB port on the console

Instructions found here
http://h20000.www2.hp.com/bizsupport/TechSupport/Document.jsp?lang=en&cc=us&objectID=c02646741&prodTypeId=18972&prodSeriesId=4073004

Firmware found here
http://www.hp.com/go/cljcm4540mfp_firmware

Was this answer helpful?

 Print this Article