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270 Troubleshooting Q2431-90912
TRAY XX CONTAINS
UNKNOWN MEDIA
The media type or size in the
specified tray cannot be
determined.
1. To change the media type,
press the S
ELECT ()
button. Use the
U
P ARROW ( ) button and
the D
OWN ARROW ()
button to scroll to the type,
and then press the
S
ELECT ( ) button to select
it.
2. To change the media size to
Letter, A4, Executive, B5 JIS,
A5, or Legal, leave the tray
switch in the “standard”
position.
3. To change the media size to
other sizes, move the tray
switch to “custom”, adjust the
paper guides against the
paper, and close the tray. Use
the U
P ARROW ( ) button
and the D
OWN ARROW ()
button to scroll to the media
size, and then press the
S
ELECT ( ) button to select
it.
TRAY XX EMPTY
<TYPE> <SIZE>
alternates with
READY
For help press
The specified tray is empty, but
the current job does not require
this tray in order to print correctly.
1. Refill the indicated tray.
2. If the error persists, verify that
the indicated tray’s paper-out
sensor (PS105,PS101,
PS801, or SR3) is properly
functioning correctly. See
figure 213 on page 336,
figure 217 on page 340, or
figure 220 on page 343.
TRAY XX OPEN
For help press
alternates with
READY
For menus press
The specified tray is open or not
closed completely.
1. Close the tray.
2. If this error persists, verify
that the indicated tray’s
media-size sensors (SW102,
SW801, or SW1) is properly
functioning correctly. See
figure 213 on page 336,
figure 217 on page 340, or
figure 220 on page 343.
Verify that the sensor
“fingers” inside the tray are
engaging the tray sensor
correctly. See “Tray 2, 500-,
1,500-sheet feeder media
size detection” on page 83.
Table 41. Alphabetical printer messages (continued)
Message Description Action