Test Signal Selection - Daewoo DTC-25G1VM Service Manual

„ „ „ „ TEST SIGNAL SELECTION
E very pressing of AV M IX button changes the test patterns on screen as descriked below.
S ignal off
ITEM
Horizontal position
adjustm ent
P (P ) : PA L
H .P (N ) : N TS C
Vertical center
adjustm ent
C (P ) : PA L
H.C (N ) : NTSC
Vertical am plitude
adjustm ent
H (P ) : PA L
V.H (N) : NTSC
W idth adjustm ent
R402 (only PA L)
Pincushion adjustm ent
R401( only PA L)
PA L signals ( 14 patterns )
N TS C signals ( 14 patterns )
1. S et the TV in service m ode and get black
or w hite cross-bar signal with video button
rem ote hard unit.
2. S elect either H.P or V.C with P R
buttons and adjust horizontal or vertical
picture position in the center of screen
 ,  buttons.
w ith volum e
1. B lack or white cross-hatch
 V.H
2. H IT
 P R
CH AN NEL
1. S et the TV in service m ode and get black
or w hite cross-hatch signal w ith video
button on rem ote hard unit.
2. Turn V R(R 402) of the m ain PC B so that
the first vertical line m ay be placed at
2cm from the edge of left side.
3. Turn E /W VR (R401) of the m ain P CB
so that the second vertical line of the left
side m ay be straightened.
Adjustment procedure
 , 
The first

1cm
2cm
The first
The second