14 Servicing & Parts Replacement
50
14.6.1 Stepper Motor Assembly Replacement
1. Follow all of the directions in section 14.2 first.
2. Unplug connector J14 on main PCB.
3. Slide the Timing Belt off of the Feed Gear.
4. Remove the 4 screws that hold the Stepper
Motor Bracket.
5. Remove the Stepper Motor and replace with
new Stepper Motor.
6.
It is suggested at this time to also replace the
Timing Belt.
7. Reassemble in reverse order.
14.6.2 Thermal Print Head Replacement
1. Please make sure not to scrape the
undersurface of the Print Head at all times.
2. Make sure that the Main Power switch is OFF &
that the scale is unplugged.
3. Remove all labels & backing paper from the
printer & set the Print Head to its
locked-down
position.
4. Remove the 2 front screws on the TPH Bracket
& remove the Paper Cutter (if present.)
5. Set the Print Head to its
unlocked
position and
gently slide the Print Head out of the scale
towards the front being careful not to
damage the ribbon cable attached to the
Print Head. If you have not removed the
Upper Case, you may need to angle the Print
Head so as to be able to pull it through the
Upper Case printer opening.
6. Unplug the ribbon cable from the Print Head.
7. Remove the 2 screws that hold the TPH Sub-
Bracket to the Print Head.
8. Attach the 2 screws & the TPH Sub-Bracket to
the new Print Head.
9. Attach the ribbon cable to the Print Head
making sure that the polarity notch is facing up
(please follow diagram closely.)
10. Reassemble by following reverse order.
Summary of Contents for LP-2G
Page 2: ......
Page 8: ......
Page 11: ...1 General 3 Note Specifications are subject to change without notice ...
Page 46: ...11 Network Options 38 11 Network Options Refer to Network manual ...
Page 66: ...16 Troubleshooting 58 16 2 Versioning Changes ...
Page 69: ...17 Schematic Diagrams 61 17 3 Main PCB ...
Page 70: ...17 Schematic Diagrams 62 17 4 Ethernet Memory Expansion PCB ...
Page 71: ...17 Schematic Diagrams 63 17 5 Power Supply PCB ...
Page 72: ...18 Exploded Views 64 18 Exploded Views 18 1 Scale ...
Page 73: ...18 Exploded Views 65 18 2 Printer Assembly ...
Page 74: ......
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