Bang & Olufsen BeoVision 1 LS On-Site Service Manual page 18

2.14 Adjustments, English
Adjust geometry in format 2 (16:9)
Exit Service Mode
Only the adjustments mentioned have to be done.
- Enter SETUP and select PICTURE FORMAT. Select FORMAT 16:9 with GO.
- Enter SETUP, select SERVICEMODE with STOP, STOP, GO. Press the button
combination within 3 seconds. Select MONITOR and select GEOMETRY ADJUSTMENTS.
When selecting a parameter, the picture should change to format 16:9.
- Select the parameter to change by means of m and p and press GO. Change
parameter by means of m and p. Change the settings by means of l and n. Press
GO to store the new settings.
Horizontal Amplitude (H-AM)
- Adjust H-AM to the correct width of the picture.
Vertical Amplitude (V-AM)
- Adjust V-AM so that the picture fi ts at the top and bottom, there must be approx
10 cm. from the bottom of the circle to the bottom of the visible screen.
Vertical SHift/centering (V-SH)
- Adjust V-SH until there is approx. 8mm. from the top of the circle to the top of the
visible screen.
East/West Parabola (EW-P)
- Adjust EW-P to the correct geometry at the sides. The middle part of the vertical
lines must be as straight as possible.
East/West Upper Corner (EWUC)
- Adjust EWUC to the correct geometry at the upper corners.
East/West Trapezium (EW-T)
- Adjust EW-T to the correct geometry.
Horizontal PArallelogram (H-PA)
- Adjust H-PA to the correct geometry.
Please note:
It may be necessary to repeat some of the adjustments.