Lexmark 7003-050 X340n, Service Manual

Page: 34 / 162

Diagnostic information
2-13
7003-XXX
Sub error codes
The sub error codes are helpful troubleshooting a paper path problem. Each status byte has a different level of
troubleshooting value for each area of the MFP. The following table displays up to 8 status bytes of data. Some
or all of these bytes may be used to help diagnose a MFP problem. These status bytes are designed to help
isolate paper jams and paper feed problems in the base MFP.
To identify the bytes:
Displayed error codes
When a 9xx or 2xx error displays:
1.
Press and hold Menu and press to enter for sub error codes.
The first screen of information displays. Write down the information.
2.
Continue pressing Menu and until each screen of information is obtained.
When the last screen displays, the original message displays.
DU
DU
xx
xx
xx
xx
xx
xx
xx
xx
DU
DU
Byte 1
xx
xx
Byte 5
Byte 2
xx
xx
Byte 6
Byte 3
xx
xx
Byte 7
Byte 4
xx
xx
Byte 8
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