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Good scan of the original service manual. All schematics and adjustment procedures are there. It helped me to fix a long lasting problem with the tracking circuitry. The manual also includes the supplementals 1,2 and 3. Included are; electrical schematic's , pcb layout's, mechanical drawing's and exploded views, disassembly manual and maintenance procedures. 236 pages.
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The Service Manual received was helpful. The electronic information is exactly what I needed.
I recomend all of my friends about this technical page.
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High quality scan of service manual. I am satisfied!
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Excellent copies.
I will use "Owner Manual" again a second time.
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Very good manual for Technics SL 303. Manuale molto utile.
R, G, B FOCUS ADJUSTMENT 1. Before adjusting the R, G, B FOCUS, remove the 4 screws of Lens Assembly which is fixed on the CRT Assembly. (See page 4.) Then turn around the Lens Assembly by 180� to adjust the fastening screw (Fig. a) and fasten the 4 screws to secure Lens Assembly. 2. Select the adjustment mode. (See page 10.) 3. Press �7� button to display the built-in cross-hatch. 4. Press �0� and �RTN� buttons to make the picture a single Red color. 100 button ............... to erase Red color 0 button ............... to erase Green color RTN buttonto erase Blue color5. 5. Loosen the fasten screw and adjust Red lense focus to best focusing point of picture center. Then fasten the screw. (See Fig. a.)
TILT ADJUSTMENT Rotate R, G, B deflection yoke so that picture becomes horizon, then fasten screw. CENTERING ADJUSTMENT 1. Stretch a thread between two center of screen edge (top and bottom, left and right).
2. Select the adjustment mode. 3. Press TV/VIDEO button on the Remote Control to display the white cross-bar.
4. Perform VCEN adjustment. (See page 12.) 5. Adjust G centering magnet so that the cross-bar pattern center comes to screen center. 6. Perform HEIGHT adjustment . (See page 13.) 7. Perform VERT. LINEARITY adjustment. 8. Perform WIDTH adjustment. (See page 13.) 9. Check whole quality of green line. 10. Adjust R, B centering magnet so that the cross-bar pattern center comes to screen center.
�7�
SPECIFIC INFORMATIONS GENERAL ADJUSTMENTS
Fig. a 6. Adjust FOCUS VR �R� of FOCUS PACK to find best focusing point of picture center. 7. Repeat steps 3 to 5 for Green and Blue colors.
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