Lexmark T630 - Printer - B/w, Service Manual

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Diagnostic information
2-65
4060-xxx
Tray x Low displays when tray x is full or has adequate paper in the tray.
Tray x Empty displays when Tray x has paper in the tray.
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.
2 Power takeoff shaft and
spring, bevel gear, feed roll
gear, drive roll assembly,
wear plate, drive shaft
bearings, and skewed
backup roller Check these parts for broken or damaged parts, contamination on
the drive rollers or wear plate, and wear or damage to the drive shaft
bearings. Check the drive roll assembly and skewed backup roller for
signs of wear, slick spots, material buildup, and oil or grease on the
rollers. Also check for proper operation of the paper aligning
assembly. Repair or replace parts as necessary.
FRU Action
1 Paper low sensor assembly
Paper low sensor flag tray x
option system board Run 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
housing.
• Paper low sensor cable for signs of cuts, pinched wiring, or other
damage especially at connector J5 on the system board.
If no problem is found, replace the paper low sensor assembly. If this
does not correct the problem, replace the option system board.
FRU Action
1 Paper out sensor flag Check the paper out sensor flag for correct operation and installation.
If correct, replace the option system board. (The paper out sensor is
mounted on the system board).
2
Paper out sensor (on option
system board)
FRU Action
1 Autoconnect cables
Tray x system board Check the autoconnect from the printer or option above tray x. Check
for cuts, pinched wiring, or damage to the contacts in the connector.
Check the autoconnect cable(s) for correct installation at the tray x
system board. If correct, check the continuity of the autoconnect
cable(s). If correct, replace the tray x system board. If incorrect,
replace the cable.
FRU Action
1 Autocompensator
assembly Check the autocompensator pick arm rollers for any sign of glazing,
toner or other buildup. Clean or replace as necessary.
FRU Action