Panasonic JU-475-4, Руководство по обслуживанию

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12.8 S tepper M o to r A ssem b ly R em oval and
Installation
12.9 Head C a rriag e A ssem b ly R em oval and
Installation
(1) Rem ove th e head c a rria g e a s s e m b ly as
described in section 12.9.
(2) Remove th e tw o step p er m o to r assem bly
m ounting screws.
(3) Remove the stepper m otor and stepper m otor
stopper.
(4) Reverse the above procedure to reinstallation.
(5) A fte r reinstallation, adjust the radial alignm ent
and track 0 sensor as described in section 9.6
and 9.9.
Stepper Motor Assembly
Fig. 12-8 Stepper M o to r Assembly Removal
(1) Remove the PCB as described in section 12.1.
(2) Remove the one pig ta il clamp m ounting screw.
(3) Remove the tw o guide rod clamp m o u n tin g
screws.
(4) Remove the head carriage assembly, guide rod
clamp, guide rod, and pig tail clamp.
(5) Pull o u t the guide rod from the head carriage
assembly.
(6) Reverse the above procedure to reinstall.
(7) A fte r reinstallation, adjust the radial alignm ent
and track 0 sensor as described in section 9.6
and 9.9.