• Paper jam at the discharge roller
Trouble causes: 1. The exit is piled with paper.
2. There is trouble with the paper discharge sensor.
Solutions: 1. Take out the paper piled at the exit.
2. Replace engine board.
• The discharge tray open
Trouble causes: 1.The discharge tray is open.
2. Position switch of the discharge tray is damaged.
3. Power supply error.
Solutions: 1. Close the discharge tray.
2. Change position switch of the print cartridge cover.
3. Replace engine board.
• No print cartridge
Trouble causes: 1. Print cartridge isn’t installed or installed incorrectly.
2. Chip on print cartridge isn’t installed.
3. Chip on print cartridge is damaged.
4. There is a poor contact on chip of print cartridge.
Solutions: 1. Install the print cartridge correctly.
2. Install the chip in print cartridge correctly.
3. Install an intact chip into print cartridge.
4. Check the probe is in contact with print cartridge.
• Print cartridge mismatch
Trouble causes: The print cartridge installed is unfit for the printer.
Solutions: Install the correct print cartridge.
• Toner out
Trouble causes: Toner in cartridge has run out, and the print cartridge is expired.
Solutions: Replace with a new cartridge.
• Communication error
Trouble causes: 1. Data link is connected incorrectly.
2. Power supply cord is connected incorrectly.
Solutions: 1. Connect the data cable correctly.
2. Connect the power supply cord correctly
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