Memorex MT2025D Service Manual - Page 17

Static Convergence Adjustment, Dynamic Convergence Adjustment

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STATIC CONVERGENCE ADJUSTMENT 1. Input a crosshatch signal. 2. Using 4-pole convergence magnets overlap the red and blue lines in the center of the screen (Fig. 1) and turn them to magenta (red/blue). 3. Using 6-pole convergence magnets overlap the magenta (red/blue) and green lines in the center of the screen and turn them to white. 4. Repeat 2 and 3 above, and make the best convergence. (FRONT VIEW) Fig. 1 DYNAMIC CONVERGENCE ADJUSTMENT 1. Move the deflection yoke up and down and overlap lines in the periphery. (Fig. 2) (FRONT VIEW) RED BLUE GREEN BLUE 2. Move the deflection yoke left to right and overlap the lines in the periphery. (Fig. 3) GREEN 3. Repeat 1 and 2 above, and make the best RED convergence. RED GREEN BLUE After adjustment, fix the wedge at the original position. Fasten the retainer screw of the deflection yoke. Fix the 6 magnets with glue. BLUE GREEN RED Fig.2 (FRONT VIEW) RED GREEN BLUE BLUE GREEN RED RED GREEN BLUE Fig. 3 BLUE GREEN RED 12 PDF pdf Fact or y Pr o www. f i nepr i nt . com. cn

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12
STATIC CONVERGENCE ADJUSTMENT
1.
Input a crosshatch signal.
2. Using 4-pole convergence magnets overlap the red
and blue lines in the center of the screen (Fig. 1) and
turn them to magenta (red/blue).
3. Using 6-pole convergence magnets overlap the
magenta (red/blue) and green lines in the center of the
screen and turn them to white.
4. Repeat 2 and 3 above, and make the best
convergence.
DYNAMIC CONVERGENCE ADJUSTMENT
1. Move the deflection yoke up and down and overlap
lines in the periphery. (Fig. 2)
2.
Move the deflection yoke left to right and overlap the
lines in the periphery. (Fig. 3)
3. Repeat 1 and 2 above, and make the best
convergence.
After adjustment, fix the wedge at the original position.
Fasten the retainer screw of the deflection yoke.
Fix the 6 magnets with glue.
(FRONT VIEW)
Fig. 1
(FRONT VIEW)
RED
GREEN BLUE
BLUE
RED
GREEN
GREEN
RED
BLUE
BLUE GREEN RED
Fig.2
(FRONT VIEW)
RED GREEN BLUE
BLUE GREEN RED
RED
GREEN
BLUE
BLUE
GREEN
RED
Fig. 3
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