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7. Retract the 2 screws on either side of the

motor pulley.

8. Turn the mechanical assembly over and

release the 3 tabs holding the loading motor

PC board.

9. Lift the pc board out of the mechanical

assembly and gently detach the flex cable.

10. The laser slide assembly is replaced as a

whole; however, the feed motor, 3 gears, and

2 hall switches can be replaced individually.

11. Remove these parts by first taking off the cut

washer and the gear that drives the slide.

12. Next, remove the middle gear.

13. The final gear is pressed onto the motor shaft,

and has a ring magnet on its lower side to

provide slide position information along with

the hall switches. Never try to remove or

replace this gear with the other 2 gears in

place, because you risk breaking the ring

magnet.

14. To safely remove the gear, turn it so a solid

center portion is facing the outside of the

assembly. Then place a very small screw-

driver under the gear until the blade contacts

the motor shaft and gently push down.

15. Remove the 2 screws holding the feed motor.

16. Unsolder the red and black wires and remove

the feed motor.

LASER REASSEMBLY

1. Start the laser reassembly by reinstalling the

feed motor. Be sure the red wire is attached

to the number 2 terminal, and the black wire

to the number 1 terminal.

2. Push the feed motor gear onto the shaft of the

feed motor.

3. Check the distance between the ring magnet

and the hall switches with a 0.5mm feeler

gauge, and adjust the height of the gear as

necessary.

4. Reinstall the center gear making sure that the

small gear is on top.

5. Rotate the upper and lower portions of the

last gear until the alignment holes match.

6. Once the holes are aligned, position the slide

against the stops near the feed motor.

7. Position the gear over the shaft and gently

push it down while slightly pushing the rack

gear with your thumb until the gear slides

easily into place.

8. Install the cut washer to hold the gear in

place.

9. Position the loading motor circuit board on

the mechanical assembly and snap it back into

place. Then attach the flex cable to the

bottom of the assembly.

10. Turn the mechanical assembly over and make

sure the tray position switch is in the cut out