Friday, September 27, 2013

HOW TO DISASSEMBLE - PIONEER - DEH P770MP_DEH P7700nMP_DEH P7750MP

DISASSEMBLY PROCEDURE
Remove the Case.
Removing the CD Mechanism Module.
Remove the four screws.
Disconnect the connector and then remove the CD Mechanism Module.
Removing the Grille Assy.
Remove the two screws and then remove the Grille Assy.
CLICK ON THE PICTURES TO ZOOM
Removing the Tuner Amp Unit.
Remove the screw.
Remove the three screws.
Straighten the tabs at three locations indicated.
Remove the screw and then remove the Tuner Amp Unit.
How to hold the Mechanism Unit
Hold the top and bottom frame.
Do not squeeze top frame's front portion too tight, because it is fragile.
Removing the Upper and Lower Frames
  • With a disc clamped, remove the four springs (A), the two springs (B), the two springs (C), and the  four screws.
  • To remove the upper frame, open it on the fulcrum A.
  • While lifting the carriage mechanism, remove the three dampers.
  • With the frames removed, insert the connectors coming from the main unit and eject the disc.
Caution: Before installing the carriage mechanism in the frames, be sure to apply some alcohol to the  dampers and set the mechanism to the clamp mode.
Removing the Pickup Unit
  • Apply shorting solder to the Pickup flexible cable.  Disconnect the cable.
  • Set the mechanism to the clamp mode.
  • Remove the lead wires from the inner holder.
  • Remove the washer, styling holder, change arm, and pickup lock arm.
  • While releasing from the hook of the inner holder, lift the end of the feed screw.
Caution: In assembling, move the planet gear to the load/eject position before setting the feed screw in the inner holder.