Awesome manual. Complete diagrams of all board assemblies as well as how to get to each part of the t.v. down to the individual screws and their locations. Get it.
This is exactly the service manual I needed.
Complete with all schematics, partslists, PCB layouts and alignment instructions.
This manual covers both the T-4970 en T-488F Onkyo tuner.
Text excerpt from page 156 (click to view)
HCD-HPZ7/HPZ9
2-13. CONFIRMING THE ASSEMBLING OF THE ARM SECTION
2 Check point 1: The smooth movement of this part when sliding. UPPER SIDE 6 Check point 3: Two parts of the stopper touch the stock base (B).
Note. If the two parts of the stopper do not touch the stock base (B) when the sub slider assy is pushed to the end, the phases are not correctly adjusted. Reassemble the assy.
5 Push the sub slider assy into the end of the arm (R).
1 Release the lock of the sub slider assy and slide it in the direction of the arrow.
stock base (B)
3 Check point 2: All the stocker assy is standing.
4 Slide the stocker assy in the direction of the arrow.