This document is just what I was looking for, it´s very useful, it contains adjustment procedures for the final stage of the power amp and also
has a complete wiring diagram and description of the main semiconductors used in the design.
Text excerpt from page 22 (click to view)
7.2 DIAGNOSIS 7.2.1 DISASSEMBLY
- Removing the Case(not shown) 1. Remove the nine screws. 2. Remove the Case. - Removing the Panel Unit(not shown) 1. Remove the six screws. 2. Remove the two Panel Units. - Removing the Amp Unit(Fig.1) Remove the twelve screws.
Use 2 pcs. of screw and insert them into the two holes marked with an arrow. Alternately tighten them little by little until the Sub Heat Sink separates from the Heat Sink.