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View Full Version : cannot cold reset 4050


Javid
10-02-2006, 04:47 PM
I have HP 4050m laserjet with display only showing the squares.I cannot do a cold reset or get to display. Any idea....
MichaelTech
10-03-2006, 05:55 PM
Have you added any new memory? Remove all chips, and replace only the firmware dimm. It may be bad.