6–3
6.2 Error Information
The printer is not
connected
1. The USB cable or power
cord is not connected
2. Master board failure
1. Connect the USB cable and
the power cord correctly.
2. Replace the master board
The printer's
upper cover is
open.
The upper cover has not
been fully closed.
1. Check if the printer is
out of paper.
2. The print paper is
loaded incorrectly.
3. The feeder roller is dirty
or aging.
1. Make sure the feeder tray is
loaded with paper.
2. Correctly load the print
paper.
3. Clean or replace the pickup
roller.
Jam in the middle
of the printer
1. The print paper is
loaded incorrectly.
2. The pickup roller is
dirty.
3. Top of the page sensor
failure.
1. Correctly load the print
paper.
2. Clean the pickup roller.
3. Check and replace the top of
the page sensor.
Cartridge is not
installed
1. The cartridge is not
installed or has been
installed incorrectly.
2. The cartridge chip
contact is dirty or
damaged.
3. The cartridge chip is
damaged.
1. Install the cartridge
correctly.
2. Replace the engine
baseplate.
3. Replace the cartridge with a
new one.
Cartridge model
mismatch.
1. The toner cartridge
model is mismatched.