Lexmark Optra Series - Diagnostic Information and Troubleshooting; Printer Start and Self Tests; Paper Feed and Handling Issues; Print Quality and Output Problems

iv Service Manual
4049-XXX
DiagnosticInformation ................................2-1
Start............................................ 2-1
Power-OnSelfTest(POST) ........................ 2-10
SymptomTable.................................. 2-11
Banding ..................................... 2-12
Background.................................. 2-12
BlackPage .................................. 2-13
BlankPage .................................. 2-14
BlurredorFuzzyPrint.......................... 2-15
DeadMachine................................ 2-15
Duplex...................................... 2-16
Fan(927Error)............................... 2-18
Fuser Theory . ................................ 2-19
Fuser: 920, 921, or 922 Error .................... 2-19
Fuser:923or924Error......................... 2-20
Honeycomb.................................. 2-20
HorizontalVoidorStreak........................ 2-20
LANProblems................................ 2-21
LightPrint ................................... 2-21
NetworkCard977Errors........................ 2-21
NetworkWrapTests........................... 2-22
OutputBinSensor............................. 2-22
Operator Panel Problem . ....................... 2-22
Paper Feed Problem, 500-Sheet Option or 200-Sheet Second
Drawer,Non-Rt............................... 2-23
Paper Feed, Base Printer ....................... 2-23
Paper Feed, Duplex Unit . ....................... 2-25
Paper Feed Problem, Envelope+ Feeder/
100-Sheet Auxiliary Feeder...................... 2-26
Paper Feed Problem, 200-Sheet Second Drawer, Rt . . 2-26
Paper Feed Problem, Dual Rear Feeder............ 2-27
MachineLevelInformation: ...................2-27
Paper Feed Problem, High Capacity Feeder......... 2-29
Printhead .................................... 2-30
Paper Size Sensing Problem..................... 2-31
RegularlySpacedMarks ...... 2-32
...... 2-32
...... 2-32
...... 2-33
Skew,topandbottomonly ...................... 2-33
Stalled (diamonds on display) .................... 2-34
VerticalVoidorStreak.......................... 2-34