HP Color Laserjet 3800 Printer
Error Codes and Support
11.XX INTERNAL CLOCK ERROR
The printer's internal clock is not working
correctly. Printing can continue, but you are
prompted to set the date and time each
time you turn the printer on.
XX Description:
01 Dead clock battery
02 Dead real-time clock
Turn the printer off and then on.
If the error persists, replace the formatter.
Call for Assistance 844-755-3000