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 140 (click to view)
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A
SUS-B ADJUSTMENT
X DRIVE Assy
TP1118 from DIGITAL Assy XSUS-U IC1104 IC1002_A1 Pin 2 IC1101 Photo Coupler Q1109 IGBT TP1119 Q1104 Q1108 IGBT
B
1 Measure the SUS-U and SUS-B input delay time (� Tsus - iub).
2 Adjust the SUS-U and SUS-B input delay time so that it becomes "� Tsus - iub + 70 ± 5 nsec."
TP1236 Q1205