Lexmark Forms Printer 2400 Service Manual - Page 104

Sensor, Pull Tractor Removal, Head Gap Removal, Top-Of-Form Removal

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24xx Sensor, Pull Tractor Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the small screw securing the pull tractor sensor to the inside of the left frame. Go to "Sensors Removals" on page 4-43. 3. Disconnect the pull tractor sensor from the logic board. Sensor, Head Gap Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the screw from the forms thickness lever and remove the lever. 3. Remove the screw from the head gap sensor and remove the sensor. 4. Disconnect the head gap sensor cable from the logic board. Go to "Sensors Removals" on page 4-43. Sensor, Top-Of-Form Removal 1. Remove the top cover. Go to "Covers, Top Removal" on page 4-8. 2. Remove the print unit. Go to "Print Unit Removal" on page 4-28. 3. Turn the print unit upside down. 4. Unsnap the Top-Of-Form sensor from the platen. Go to "Sensors Removals" on page 4-43. 4-44 Service Manual

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4-44
Service Manual
24xx
Sensor, Pull Tractor Removal
1.
Remove the top cover. Go to
“Covers, Top Removal” on
page 4-8
.
2.
Remove the small screw securing the pull tractor sensor to the
inside of the left frame. Go to
“Sensors Removals” on
page 4-43
.
3.
Disconnect the pull tractor sensor from the logic board.
Sensor, Head Gap Removal
1.
Remove the top cover. Go to
“Covers, Top Removal” on
page 4-8
.
2.
Remove the screw from the forms thickness lever and remove
the lever.
3.
Remove the screw from the head gap sensor and remove the
sensor.
4.
Disconnect the head gap sensor cable from the logic board. Go
to
“Sensors Removals” on page 4-43
.
Sensor, Top-Of-Form Removal
1.
Remove the top cover. Go to
“Covers, Top Removal” on
page 4-8
.
2.
Remove the print unit. Go to
“Print Unit Removal” on
page 4-28
.
3.
Turn the print unit upside down.
4.
Unsnap the Top-Of-Form sensor from the platen. Go to
“Sensors Removals” on page 4-43
.