Great manual, great price. Has a few of the basic operating instructions that most service manuals leave out. Complete instructions for disassembling board by board, safety precautions, schematics, complete parts list.
I am very pleased with the service manual for my RT-909. This was an easy purchase and great procuct, and much cheaper than other venues i had looked at. This web site is now listed in my favorites list. KEEP UP THE GOOD WORK. THANKS. J. BROWN
There was no problem at all.After paying i had to wait only a few hours,than i could
download the manual in best pdf-quality.
Thank You !
Text excerpt from page 78 (click to view)
ADJUSTMENT OF TAPE TRANSPORTING SYSTEM
2) Pre-Adjustment of the Path (Adjustment of PG)
A. C onnect the Channel 1(CH 1) of the O scilloscope to TP01-3(Head Switching Pulse) and CH2 to the V IDEO OU T. And align the Tracking VR on the center. B. Playback the Stair-step Signal Tape(DN 2). C. Turn the PG Volum e and adjust the gap between the S witching signal and the V-S ync signal to be 6.5H0.5H .
3) linearity Adjustment
Connect the Channel 1(CH1) of the O scilloscope to the TP01-2(CTL Pulse) and CH2 to the TP01-4(Envelope Wave) and EXT. Trigger to the TP01-3(Switching P ulse). And then, playback the test tape in the SP M ode. 3-1) Adjustm ent of S & T side A. Adjust the Tracking VR to m axim ize the RF signal of the test tape. B. Make the entrance and exit side Envelope Wave same as Fig. 5-6 by adjusting the S/T-Guide Roller ( and of Fig. 5-1). 3-2) Rough Adjustm ent of the X-Position A. Turn the Tracking V R to align it on the center. B. Loosen the A /C Head Screws by turning about 90120.