Panasonic TX-34P800R Service Manual page 20

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TX-34P800R
5.3.3.
50p SIDE PINCUSHION ADJUSTMENT (4:3 MODE)
1. Receive PAL crosshatch pattern (E-5) (UTF:E-21)
(Middle and south America/Philippine model (UTF:E-4)
2. Set scan mode to Progressive scan by remote control key.
3. Adjust Trapezoid (50p / 4:3) and Parabola (50p / 4:3) to make straight vertical line at both side.
4. Confirm there is no H-parallel distortion.
In case of distortion is visible, adjust H-Parallel (50p / 4:3) to make vertical line has no tilt at centre.
Repeat 3) so that there is no Trapezoid/H-Pararell distortion.
5. Confirm the vertical pincushion at top/bottom corner.
In case of distortion is visible, adjust Top-Corner (50p / 4:3) and / or Bottom-Corner (50p / 4:3)
6. Confirm bow level at centre of vertical line.
If the vertical line at centre is curved, adjust C-Correct (50p / 4:3) and repeat from 3)
5.3.4.
60p SIDE PINCUSHION ADJUSTMENT (4:3 MODE)
1. Receive NTSC crosshatch pattern (JA-7) (UTF:E-21)
(Middle and south America/Philippine model (UTF:JA-7)) (E-5)
2. Adjust Trapezoid (60p / 4:3) and Parabola (60p/4:3) to make straight vertical line at both side.
3. Confirm there is no H-parallel distortion.
In case of distortion is visible, adjust H-Parallel (60p / 4:3) to make vertical line has no tilt at centre.
Repeat 2) so that there is no Trapezoid/H-Pararell distortion.
4. Confirm the vertical pincushion at top/bottom corner.
In case of distortion is visible, adjust Top-Corner (60p / 4:3) and / or Bottom-Corner (60p / 4:3)
5. Confirm bow level at centre of vertical line.
If the vertical line at centre is curved, adjust C-Correct (60p / 4:3) and repeat from 2)
Fig. 19
20

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