Daewoo 20q1 Manuel D’Utilisation

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6. GEOMETRY
6.1 VERTICAL CENTER
1) Set the TV to NOR I mode. 
2) Pressing the V-SIZE UP/DOWN KEY, the 
lower half of the screen is blanked.
3) Adjust the border line of blanked picture 
coincident with the mechanical center marks 
of the CRT using the V-CENTER UP/DOWN KEY. 
6.2 VERTICAL SIZE
The VERTICAL CENTER adjustment 
has to be done in advance. 
1) Apply a RETMA PATTERN signal. 
2) Set the TV to NOR I mode. 
3) Adjust the upper part of the picture 
with the V-SIZE UP/DOWN keys.   
6.3  VERTICAL SLOPE
The VERTICAL SIZE adjustment 
has to be done in advance. 
1) Apply a RETMA PATTERN signal.
2) Adjust the lower part of the picture 
with the V-SLOPE UP/DOWN keys.   
6.4  VERTICAL S-CORRECTION
1) Apply a CROSSHATCH  PATTERN signal.
2) Adjust the S-COR UP/DOWN KEY to obtain 
the same distance between horizontal lines. 
6.5  HORIZONTAL CENTER 
1) Apply a RETMA PATTERN signal. 
2) Adjust picture centering with H-CENTER 
LEFT/RIGHT keys.