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This is an excellent information source. Great quality and tons of info regarding technical service for the Technics SH8065.
5 stars on this manual since it is the complete version, not the half manual you find free for download all over the web. Good job.
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An excellent service manual contains dismantling locations of components, electronic adjustments,worth the money.
Caracteristiques,circuit adjusment,notes on schematis diagram,it's a good service manual,to live well,thanks.
CONVERGENCE FOCUS ADJUSTMENT
No. point Adjustment conditions/procedure Waveform or remarks
CONVERGENC the " Crosshatch Pattern" signal. 1 FOCUS 1. Receive E-5CH (Monoscop pattern).
ADJUSTMENT With make image norADJ. 2. Using the remote controller, call NORMAL mode. ( To be done mal. after purity ( Static convergence ) 3. Adjust focus VR to make the character"575" adjustment.) 1. Overlap blue and red with the open-/closing anon left bottom of monoscope fine as possible.
gle and rotation of the 4 pole magnet.
2. Overlap green on blue and red with the open-/
closing angle and rotation of the 6 pole magnet.
( Dynamic convergence ) 1. Fix wedges in a position so that the deflection R B
york neck is at the center of top bottom and left right. ( Straight line and without any blur horizontal / vertical line).
2. Adjust Red, Blue, upper and lower of the cen-
3. If Horizontal Red, Blue(XV) on the screen
R B centre X axisis shifted, correct the Red, Blue (XV)
tre y axis on screen by using the Volume (VR2, VR1)at the deflection york. Fig. 1 (Refer to fig.1 and fig.2) Adjust by VR1
by adjusting balance coil on the deflection york. (Refer to Fig. 3)
4. After confirm that there is no problems on the
entire screen ,bond each wedge on CRT and glass tape on it. Fastening the screws of DY and Fig. 2 magnet unit (purity , 4 and 6 pole ), then Adjust by VR2 coat the lacquer paint on DY fastening screw and magnet unit fastening screw. Adjust by Balance Coil In case of poor convergence adjustment on the Fig. 3 Note:
Fig. 4 Adjust by Swing DY
CRT NECK 25mm Â± 0.5mm Lacquer 4-Pole Magnet Purity Magnet Balance Coil
top bottom and of the screen , adjust DY by swing rightward and leftward. (Refer to Fig-4)
VR1 6-Pole Magnet.