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58
Ioline FJ Printer & StudioJet Service Manual
1.
The paper take up motor will not stop rotating and will pull the
paper tight against the platen. This might result in an X motor
jam and a 'popping' noise during printing.
2.
The Paper Out sensors will not detect that the paper feed roll is
empty and printing may continue with no paper in the printer.
To replace a defective sensor:
IMPORTANT: Never disconnect or connect sensors to the
machine or electronics when power is on. This will permanently
damage the sensor and might affect the logic board.
1.
Power off the printer.
2.
Disconnect the plug from the sensor.
3.
Note the orientation of the old sensor, specifi cally where the
optical 'eye' is pointing.
4.
Remove the old sensor by removing the hardware or adhesive.
5.
Mount the new sensor in exactly the same orientation as the old
one.
6.
Connect the plug to the sensor, it is keyed to only connect one-
way.
7.
Power on and test the installation.
General mechanical / electrical issues
If you encounter any of the following problems, try the diagnostics
test outlined below:
The printer didn't initialize (No LEDs, fans not running, car-
riage didn't move, small jerking motion during power up)
The printer works, but did not initialize after being reset (e.g.
after printer was turned off, then back on).
Jam messages occur without media or other objects obstructing
normal operation.
The carriage is making loud or unusual sounds.
Required tools
Multimeter capable of reading AC voltage
Phillips head screwdriver
Allen wrenches:
/
and
1
16
5
Nut driver or socket wrench with extension:
/
64
11
/
32
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Table of Contents
Troubleshooting
