This manual is very helpful, correct shematic diagram, and good exploded view.Perfect!
Text excerpt from page 10 (click to view)
Removing the reel disc assây( ) (See Fig.12 to 15)
ATTENTION: Prior to performing the following procedure, remove the reel disc ( ). 1. Release the plate from the three tabs o. 2. Push aside the gear over the reel table using a pincette or something like that. 3. Remove the reel disc assây ( ) as with the reel disc assây ( ). ATTENTION: Do not break the front panel tab fitted to the metal cover.
Push aside the gear and reattach the reel disc Assây( ).