Colortrac SmartLF SC25m User manual

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Co ol lo or rt tr ra ac c S SC C S Sc ca an nn ne er r
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Ho ol ld d U Up p R Ro ol ll le er r
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In ns st tr ru uc ct ti io on n M Ma an nu ua al l

SC Scanner Instruction Manual
Page 2 of 28
SC Scanners
SC25m, SC25c & SC25e
SC36m, SC36c & SC36e
SC42m, SC42c & SC42e
Instruction Manual
Issue 2 Date: 28/05/2015
©Colortrac Ltd 2015
The product and the contents of this publication may be changed without prior notification.
Colortrac Ltd makes every effort to ensure this publication is free from error. Misprints, errors
or quality observations should be reported to Technical Support, Colortrac Ltd.
Colortrac Ltd shall not be liable for any damages, errors, issues or events that result from the
use of the equipment or this manual.
No part of this product or publication may be reproduced,
copied or transmitted in any form or by any means without
permission from:
Colortrac Ltd.
Units 3 –5 Brunel Court.
Burrel Road.
St Ives,
Huntingdon,
Cambridgeshire,
PE27 3LW.
United Kingdom.
Tel: [phone]
Fax: [phone]
www.colortrac.com

SC Scanner Instruction Manual
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
CONTENTS
1Tools Required ......................................................................................................................... 4
2Hold Up Roller Unit................................................................................................................... 5
3Calibration............................................................................................................................... 25
4Auto-stitch............................................................................................................................... 27

SC Scanner Instruction Manual
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1 Tools Required
To maintain the SC Scanner the tools listed below are required. The tools are generally
available; they are not the responsibility of Colortrac to supply.
1. Wristband
Anti-static and cable.
2. Pencil
HB Lead, or similar
3. 7mm Nutdriver.
To remove and fit M5 nuts.
4. 1.5mm Allen Key
or 1.5mm Hex Key
5. Medium Pozi-drive screwdriver.
PZ1 x 80mm length.
6. Small Pozi-drive screwdriver.
PZ0 x 60mm length.
7. Small Flat Screwdriver
3mm blade x 65mm length (approx.)
8. Medium Flat Screwdriver.
6mm blade (approx.)
9. Pliers.
Flat nosed pliers, short serrated.

SC Scanner Instruction Manual
Page 5 of 28
2 Hold Up Roller Unit
2.1 Safety Precautions
Ensure that the power and USB cables are completely disconnected from the scanner unit.
Ensure the scanner is positioned on a stable maintenance platform.
2.2 Associated Part Numbers
10H202 : SC42 Hold Up Roller Unit
10H034 : SC36 Hold Up Roller Unit
10H223 : SC25 Hold Up Roller Unit
10H154 : SC42 Holdup Roller Support Bar
2.3 Important Information
Please read before replacing the Paper Hold Up Roller.
The older style Paper Hold Up Rollers (Before Scanner Serial numbers: SC42 ~ H2304294 /
SC36 ~ H2303112 / SC25 ~ H2303167), can no longer be supplied, and have the newer style
Hold Up Rollers fitted instead. These are heavier, so it is necessary to replace the Pressure
Springs as well (provided with rollers).
When fitting the newer style Paper Hold Up Rollers, the Holdup Roller Support Bar for the
SC25 / 36 needs to be removed totally. For the SC42, the Holdup Roller Support Bar is
replaced with a shorter version (p/n 10H154).
2.4 Procedure
1. To remove the Left End
Cover, use a flat Screwdriver
and cloth to lever off the Left
End Cover Plate.
2. Lift the Left End Cover Plate
away from the Left End
Cover, and store in a safe
place.

SC Scanner Instruction Manual
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3. Use a Medium Pozi-drive
screwdriver to remove the 5 x
M5 screws from the Left End
Cover.
4. Remove the Left End Cover
and store in a safe place.
5. Open the Lid Assembly by
releasing the Latches at
either end of the scanner.
6. At the right most Lower
Covers insert a small flat
screwdriver into a locking
access hole.

SC Scanner Instruction Manual
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7. Gently lever the screw driver
by nudging it back at its top
to release the latch.
NOTE: When removing the cover be
extremely careful not to apply to much force.
8. Gently pull the whole cover
up, freeing it from the
extrusion.
9. Take care to avoid the Hold
Up Roller Unit while removing
the cover.
10. Gently pull all the remaining
Lower Covers from the
extrusion.

SC Scanner Instruction Manual
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11. Finally remove the opposite
end Lower Cover.
12. Loosen the Main Timing Belt
Tension Bar. Making sure not
to release the nut fully from
the bolt. Slide the Tension
Bar up and re-tighten to hold
the bar out of the way.
13. Pull the Main Timing Belt off
from the Drive Roller Pulley.
14. Remove the Main Timing Belt
by lifting off from the Motor
Pulley.

SC Scanner Instruction Manual
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15. Loosen the Drive Roller
Timing Belt Tension Bar.
Making sure not to release
the nut fully from the bolt.
Slide the Tension Bar down
out of the way.
16. Remove the Drive Roller
Timing Belt from around the 2
pulleys.
17. Push and remove the Circlip
holding the Drive Pulley to
the Hold Up Rollershaft. Take
care not to drop the circlip.
Use the small flat screwdriver
is necessary.

SC Scanner Instruction Manual
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18. Pull the Drive Pulley from the
Hold Up Rollershaft.
19. Rotate the Drive Roller Unit
until the screw nearest the
Hold Up Roller Unit is
accessible.
20. Remove the M3 CSK Screw
from the Hold Up Roller Unit
Collar Assembly.

SC Scanner Instruction Manual
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21. Rotate the Hold Up Roller
Unit again until the other
screw, nearest the End Plate,
is accessible.
22. Remove the M3 CSK screw
from the Hold Up Roller Unit
Collar Assembly.
23. Use the small Flat
Screwdriver to assist sliding
the Hold Up Roller Unit Collar
Assembly across towards the
Left End Plate.

SC Scanner Instruction Manual
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24. Use the Small Flat
Screwdriver to lift the Hold
Up Roller Unit.
25. Gently lift the Hold Up Roller
Unit out of the scanner.
26. (When replacing the older
style Hold Up Roller, with the
newer version) If the Holdup
Roller Support Bar is fitted,
remove and disguard.
27. Remove the collar from the
Hold Up Rollershaft.

SC Scanner Instruction Manual
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28. Remove the Hold Up
Rollershaft. The bearing
should come out with the
Hold Up Rollershaft, if not
remove the bearing from the
end plate bracket before
proceeding.
29. If fitting a newer Hold Up
Roller that requires the
springs to be replaced: Using
pliers, lift the pressure spring
out of it’s recess, and refit
with the new pressure spring
at both ends of the scanner.
NOTE: Make sure the curvature of the spring
cap is in the same orientation as the bearing
will be.
30. Remove the bearing from the
Hold Up Rollershaft.

SC Scanner Instruction Manual
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31. Refit the bearing into the
Hold Up Bracket in the Left
Hand End Plate on top of the
pressure spring cap.
32. Refit the Hold Up Rollershaft.
33. Refit the Hold Up Rollershaft
Collar.

SC Scanner Instruction Manual
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34. For the SC42, fit the newer
style short Holdup Roller
Support Bar (p/n: 10H154)
(sold separately)
35. Remove the bearing from the
Hold Up Roller Unit.
36. When replacing, make sure
the curvature of the Spring
Cap is aligned ready for the
bearing.
37. Insert the Bearing into the
hole on top of the Hold Up
Spring Cap.

SC Scanner Instruction Manual
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38. Fit the Hold Up Roller Unit
Shaft into the bearing in the
Right End Plate.
39. Gently lower the Hold Up
Roller Unit into place, making
sure not to damage its
sleaving.
40. Rotate the Hold Up Roller
Unit until the threaded hole is
accessible.
Note: It may be necessary to hold the Hold Up
Roller Unit up with a screw driver or Allen Key,
particually in the SC 36 and 25 which do not
have the Hold Up Bar fitted.
41. Slide the Hold Up Roller Unit
Collar Assembly across until
the collar hole line up with the
hole in the Hold Up
Rollershaft. If necessary,
rotate the Drive Roller Pulley
to line them up.

SC Scanner Instruction Manual
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42. It may be necessary to use
the Allen Key to help line up
the holes to make it easier for
refitting the screw
43. Refit the M3 CSK screw to
hold the Hold Up Rollershaft
to the Hold Up Roller Unit
Collar.
44. Rotate the Drive Roller until
the hole at the right end of
the Collar is level with the
threaded hole in the Hold Up
Roller Unit.
45. Refit the M3 CSK Screw to
hold the Hold Up Rollershaft
Collar to the Hold Up Roller
Unit.

SC Scanner Instruction Manual
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46. Refit the Lower Covers,
starting at one end.
47. Ensure the earthing brush at
the rear is not trapped under
the cover.
48. Refit the remaining Lower
Covers, remembering to
position those with cut-outs
for the paper sensors are in
the correct position.
49. Fit the other End Lower
Covers

SC Scanner Instruction Manual
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50. Make sure the covers are
fully press down so as not to
catch media that passes
through.
51. Close the Lid Assembly
making sure both Lid Latches
lock securely.
52. Refit the Drive Pulley onto
the Hold Up Rollershaft,
making sure it is pressed fully
in place.

SC Scanner Instruction Manual
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53. Refit the Circlip to hold the
Drive Pulley onto the Hold Up
Rollershaft.
54. Using pliers, press the Circlip
fully on to stop the Drive
Pulley from coming off.
55. Replace the Drive Roller
Timing Belt, position around
the Rear Drive Roller Pulley
and then the Hold Up Roller
Unit Pulley.