• 1: Open the front cover of the machine.
• 2: Pull the lever and open the green cover.
• 3: Gently pull out the toner cartridge.
• 4: Hold a new cartridge and shake it 10?12 times.
Note: ? Do not touch the "metal contact point" of the cartridge, or it may be damaged.
• 5: Insert the cartridge horizontally, and gently push it in completely.
• 6: Close the green cover.
• 7: Close the front cover of the machine.
Plz give me solution if anyone knows thanx.
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