Lexmark T520 Service Manual page 36

Infoprint 1120 and 1125
Base Printer Sub Error Codes
Each status byte has a different level of troubleshooting value for
each area of the printer. The following table displays up to 8 status
bytes of data. Some or all of these bytes may be used to help
diagnose a printer problem. These status bytes are designed to help
isolate paper jams and paper feed problems in the base printer
Legend for Tray Source: x=10 (MPT), x-11 (Tray 1), x=12, (Tray 2),
x=13 (Tray 3), x-14 (Tray 4), x=15 (Tray 5), x=31 (Env Feeder),
X=40 (Manual)
Legend for Stacker Destination: x=91 (Stacker 1), x=92 (Stacker 2),
x-93 (Stacker 3)
Legend for media size: x=1 (letter), x=2 (legal), x=3 (B5), x=4 (A4),
x=5 (Executive), x=6 (A5), x=7 (Custom), x=9 (73/4 Env), A-#9 Env,
B-#10 Env, C=8.661" Env, D=C5 Env, E=B5 Env, F=Legal Env.
First 6
Bytes Sub
Error Code
Data - Note:
xx can be
any value.
84 xx 00 x1
x2
84 xx 01 x1
Explanation
This code indicates that the input sensor in the printer is still
actuated from the first sheet and the second sheet is ready to
arrive at the sensor.
(x1=media size, x2=media source)
*Check the printer input sensor and flag for correct operation.
The flag should operate freely.
*Check for any signs of debris in the area of the input sensor.
*Check the area of the transfer plate and input to the fuser for
anything that might cause the paper to remain over the
input sensor.
Video never started on the page.
(x-1=media size)
*The video signal never started within 2 inches after
actuating the input sensor. Check input sensor and flag.
Diagnostic Information
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