Lexmark Optra S 1620 Manual

Diagnostic Information2-54
4059-XXX
Configuration 2
A level I fuser board and level II engine board are installed in
configuration 2.
Note:Check the fuser envelope conditioner solenoid adjustment as
described in the adjustment section“Fuser Solenoid Adjustment” on
page 4-3.
FRU Action
1 Engine Board Jumpers Check to make sure a jumper is
installed between JP1-2 and JP1-3
and also between JP2-2 and JP2-3 on
theengineboard.
Note: If the jumpers are not in the
correct position on the engine board,
damage...

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4 LVPS Interconnect Board
Envelope Conditioner CableCheck the +42 V dc test point on the
fuser control board. If the voltage is
incorrect, check the continuity of the
envelope conditioner cable. If the
cable does not measure continuity,
replace the cable. If the cable
measures continuity, check the
voltage at J1-2 on the interconnect
board. The voltage measures
approximately +42 V dc. If incorrect,
check the voltage at CN3-18 on the
LVPS. It measures approximately
+42 V...

Diagnostic Information2-56
4059-XXX
Configuration 3
A level II fuser board and level II engine board without the solenoid
cable is installed in configuration 3.
Note:Check the fuser envelope conditioner solenoid adjustment as
described in the adjustment section“Fuser Solenoid Adjustment” on
page 4-3.
FRU Action
1 Engine Board Jumpers Check to make sure a jumper is
installed between JP1-1 and JP1-2
and also between JP2-1 and JP2-2 on
theengineboard.
2 Fuser Envelope Conditioner
Solenoid Fuser Control...

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Input Sensor Service Check
Service Tip: Run the base sensor test. Check the input sensor for
proper operation. The display changes from open to closed as the
sensor flag is manually moved in and out of the sensor.
Service Tip: Run a Diagnostic Print Test in the continuous mode with
the controller board removed. A defective input sensor or circuit
causes the first copy to exit only partially through the fuser assembly.
4 Engine Board Check the +42 V dc test point on the...

Diagnostic Information2-58
4059-XXX
Input Tray(s) Option Service Check
250 Sheet, 500 Sheet and 500/500 Sheet Input Tray Option
Service Tip: Try all the other input paper sources to make sure they
are properly feeding paper.
For 990 Error Code- Service Tray X, X= displays the number of the
tray that has a problem or needs service.
FRU Action
1 Tray X option System Board
or Compensator Assembly
or Autoconnect CableCheck the autoconect cables and
connectors for any signs of damage.
Replace if necessary....

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24X Paper Jam message displays, Paper jammed over the Pass
Thru Sensor. (The printer displays the value of X for the paper tray
where the error occurs. Example: 241 is a Paper Jam Tray 1)
FRU Action
1 Pass Thru Sensor and Flag
AssemblyThe tray x option system board did
not detect a piece of paper actuating
the pass thru sensor. Remove any
jammed sheets of paper from the
printer and check the pass thru
sensor and flag for proper operation
by running the appropriate Tray...

Diagnostic Information2-60
4059-XXX
Tray X Low message displays when Tray X is full or has adequate
paper in the tray.
Tray X Empty message displays when Tray X has paper in the tray.
FRU Action
1 Paper Low Sensor
Assembly
Paper Low Sensor Flag
Tr a y X O p t i o n S y s t e m
BoardRun the Tray X Sensor Test and
check the sensor for proper
operation. If incorrect, check the
following:
Paper low sensor flag for smooth
and correct operation.
Paper low sensor for correct
installation on the autocompensator...

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Printer does not recognize Tray X is installed.
Paper from Tray X does not reach the Pass Thru Sensor.
Service Tip: Check the media in tray x to make sure it is within
specifications. Some types of labels, foil material and slick papers
can cause misfeeds and slippage of the rollers.
High Capacity Feeder Input Tray Service Check
Note:Voltage measurements in the high capacity feeder input tray
service checks must be made with the high capacity feeder attached
to the base...

Diagnostic Information2-62
4059-XXX
The base printer does not recognize that the high capacity input
tray is installed.
FRU Action
1 High Capacity Feeder
Autoconnect Mechanical
CheckCheck the high capacity feeder input
tray autoconnect to make sure it is
mounted correctly and is not pushed
down into the frame assembly or
damaged. Be sure the high capacity
feeder input tray autoconnect is
properly connected to the high
capacity feeder tray option board
assembly.
2 Base Printer or option
mounted aboveCheck...

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5 High Capacity Feeder
Option Control BoardCheck the voltage on J8-1 (green).
The voltage measures +24 V dc. If
incorrect, check the autoconnect
system for any problems. +24 V dc
must come from the base printer
through the autoconnect system to
the high capacity input for the high
capacity feeder to be recognized. If
the voltage is correct, check the
voltages at J11-3(red) and J11-
4(red). The voltages measure +24 V
dc. If correct, replace the high
capacity feeder option...