HP LaserJet M209dw Mono Wireless Printer with 30 ppm Print Speed and 1200 x 1200 dpi Resolution SUPPLY-LOW Error Fix: Toner Cartridge Low

Error code SUPPLY-LOW on the HP LaserJet M209dw Mono Wireless Printer with 30 ppm Print Speed and 1200 x 1200 dpi Resolution means: Toner Cartridge Low. The HP 136A or 136X toner cartridge is running low on toner — print quality may begin to degrade soon; the printer will continue to print but output may show fading, light streaks, or uneven density; order a replacement cartridge; the Low warning typically appears when approximately 10-15% toner remains; you can continue printing until quality becomes unacceptable or the printer stops with a Very Low / Empty message

The most successful fix is "Inspect and Replace Toner Cartridge Sensor Assembly" (hard difficulty, ~40 minutes). Estimated DIY cost: $10-$20. HomeMD has 2 community-ranked fixes for this error.

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Yes — the top-ranked community fix ("Inspect and Replace Toner Cartridge Sensor Assembly") is rated hard difficulty and takes about 40 minutes. Tools needed: T10 Torx screwdriver, Plastic pry tool.

DIY cost: $10-$20. Professional repair typically costs $130-$180. Many homeowners save money by trying the top-ranked community fix first.

The HP LaserJet M209dw Mono Wireless Printer with 30 ppm Print Speed and 1200 x 1200 dpi Resolution has 8 other known error codes, including: 10.10.00 (Supply Memory Error), 13.01 (Paper Jam in Input Tray), 13.05 (Paper Jam in Fuser Area), 13.06 (Paper Jam in Output Bin Area), 13.0A (Paper Jam in Duplex Unit), and 3 more.

Error code SUPPLY-LOW also appears on 1 other HP model: LaserJet Pro M404dn Mono Laser Printer with 40 ppm, Ethernet, and Duplex Printing. The fix may vary by model, so check each model's specific page for tailored repair steps.