Lexmark T520 Service Manual page 39

Infoprint 1120 and 1125
First 6
Bytes Sub
Error Code
Data - Note:
xx can be
any value.
84 xx 1A
84 xx 1B
84 xx 1C
84 xx 1D
84 xx 1E x1
x2
2-12
Service Manual
Explanation
There is media over the Tray 4 pass thru sensor during
warm-up. Check for media over the sensor. If no media is
present, check the pass thru sensor, flag, and cables.
*Try running the Input Tray Tests for Tray 4 and see if Tray 4
is feeding paper correctly and all the sensors are working
correctly.
*Check to make sure the paper size setting is correct for the
size paper in the tray.
There is media over the Tray 5 pass thru sensor during
warm-up. Check for media over the sensor. If no media is
present, check the pass thru sensor, flag, and cables.
*Try running the Input Tray Tests for Tray 5 and see if Tray 5
is feeding paper correctly and all the sensors are working
correctly.
*Check to make sure the paper size setting is correct for the
size paper in the tray.
There is media over the Tray 6 pass thru sensor during
warm-up. Check for media over the sensor. If no media is
present, check the pass thru sensor, flag, and cables.
*Try running the Input Tray Tests for Tray 6 and see if Tray 6
is feeding paper correctly and all the sensors are working
correctly.
*Check to make sure the paper size setting is correct for the
size paper in the tray.
The envelope feeder pass thru sensor never deactivated.
The display of this code indicates that an envelope never
crossed over the sensor flag and passed beyond the sensor,
or the flag and sensor are not operating properly. Go to the
"Envelope Feeder Service Check" on page
The envelope feeder pass thru sensor was never activated.
(x1=Media Size, x2=Media Source)
Ensure that envelopes are feeding over the sensor. If an
envelope feeds over the sensor but the sensor does not
activate, check the sensor and flag for correct operation. If
the sensor and flag are operating correctly, go to the
"Envelope Feeder Service Check" on page
2-48.
2-48.