Found on the Supplies Information report, this is a 11-digit number tied directly to your current toner cartridge chip. Step 2: Sourcing the "676 Link" Fix Firmware
Once you have purchased or obtained your tailored .hd firmware file, follow these steps strictly to avoid damaging your printer.
Note: If you do not cover the chip, the printer may continue to read it and error out. Troubleshooting & FAQ
If you own a or ML-2168 laser printer, you have likely encountered the dreaded "Supply Error," "Toner Not Compatible," or the cryptic "676 Link" error code. These issues almost always stem from a firmware update that blocks third-party toner cartridges or a chip reset failure . Found on the Supplies Information report, this is
: Hold the Print Screen / WPS button for ~15 seconds until the LED stays green. This report contains the CRUM Number , which is unique to each toner chip. Firmware Resources and Guides
The printer will automatically spin its motors and restart itself to a solid green idle light once the flash is complete. Step 4: Isolating the Toner Chip
Firmware is software that controls the printer's operations, and a chip resetter is a device that helps reset the printer's chip, allowing you to bypass the toner cartridge counter and continue printing. Troubleshooting & FAQ If you own a or
After the printer successfully restarts:
Refilling the cartridge with cheap toner powder is useless unless you also replace the expensive chip.
To find the working file, search Google using the specific version string. This report contains the CRUM Number , which
A small command prompt window will open showing progress bars or dots moving across the screen. Wait 1 to 3 minutes.
Remember: Once fixed, . Your printer will work for years using $10 refill toner instead of $70 genuine cartridges.
(an 11-digit serial number unique to your current toner chip) Step 2: Prepare the Fix Files
Extract the archive and drag the firmware file (often with a extension) onto the executable tool (like usbprns2.exe Wait for Reboot: