Good qulity. Even as it is an old manual (from 1991-1992) it has a good scanned quality and is complete, including user's manual, disassembly intructions, diagrams and schematics, ajustments, troubleshooting and parts list, as usual with SONY manuals and Owner-manuals service.
The manual was of good quality with high resolution schematic diagrams.
Text excerpt from page 20 (click to view)
3. There are two (2) triangular marks on the mode sense switch. When installing the L/C bracket assembly on the main base, confirm that the two (2) triangular marks are aligned with each other in the EJECT mode (Fig. 3).
Fig. 3 - Mechanical Checks/Mode Sense S/W Alignment
4. Make sure that the boss "A" of the Pinch Lever Total Ass'y is positioned at the point "B" of the cam gear in EJECT mode (Fig. 4).
Fig. 4 - Mechanical Checks/Pinch Lever and Cam Gear Alignment