How do I reset the toner low message when I replace the toner cartridge on an HP 8150 printer?

This might help?

HP 8000/ 8100/ 8150 Printers:
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1. Press the MENU button until the display reads CONFIGURATION MENU
2. Press the ITEM button until the display reads SERVICE MESSAGE = ON/OFF
3. Select OFF*
4. Press SELECT to save
5. Turn printer off
6. Hold the VALUE MINUS and ITEM MINUS buttons while turning the printer
back on Hold buttons down until display reads RESET MAINT/COUNT and
then release both buttons