Hitachi 61HDX98B Manual page 65

H O RIZ O N T A L B L A N K ING PH A S E A D J U S T M E N T D P-8 5 C H A S SIS
This adjustment is only neces-
sary when the 2H video PWB
is repaired or replaced.
Adjustment Preparation.
1 ) V I D E O c o n t r o l : Fa c t o r y
P r e s e t .
2 ) B e a m F o r m a dj. C o m p l e t e .
3 ) R e c e i v e a n y N T S C s i g n a l ,
resolution chart would be
.
best
l
1
Adjustment procedure:
G o t o I 2 C S e r v i c e A d j .
1)
m o d e
. (Press the TV/SAT
and Channel Do w n b u t t o n
together to display Service
Adj. Mode.)
2 ) C h o o s e i t e m [7] (HSIZE-F)
w i t h t h e r e m o t e u p / d o w n
k e y s , a n d NOTE the current
data value. R e d u c e t o m i n i-
m u m .
3 ) D i s p l a y o n l y G r e e n b y
s h o r ti n g t h e s u b m i n i 2 p i n
c o n n e c t o r o n t h e R e d a n d
B l u e C R T P W B .
Note: Only this side moves with adjustment.
FULL MODE NTSC
l l 1
2=
This point has no video
4 ) S e l e c t i t e m [3] (HBLKPH)
w i t h t h e r e m o t e u p / d o w n
k e y s .
A d j u s t u n t i l
5)
l 1.
(See figure belo w ) .
6 ) C h o o s e i t e m [7] (HSIZE-F)
w i t h r e m o t e u p/do w n k e y s .
7 ) R e t u r n i t e m [7] d a t a v a l u e
w i t h t h e o n e n o t e d i n s t e p
(2) of A d j u s t m e n t P r o c e-
d u r e .
l
2
l 2 i s e q u a l w i t h
P A G E 0 8 - 15