Refilling Information : (only screw driver required)" Cartridge came with printer or New Regular cartridge has only " 26g " inside !!!!!!!!!!!
Remove 2 screws on the right side (chipped side). Gently pry off the end cap. (Becareful, don't let drum axile coming out) Now You can see the plug.
Add toner there 50 ~ 60 grams. DO NOT Overfill. This cartrtidge's hopper very small.
" Adding purpose on brand new Cartridges only,
DO NOT refill with your Empty or all used Cartridges. "