Sharp 29A-SX1, Service Manual

Page: 17 / 86

17
29A-SX1
29A-SX5
29A-SX8
SX-68JF200
17
HORIZONT
AL/VER
TICAL CIRCUIT ADJUSTMENT
NO
.
Adjustment par
t
Adjusting procedure and conditions
W
a
v
e
fo
rm
and others
V
-AMPLITUDE 50
V
-LINEARITY 50Hz
V-SCORRECTION 50Hz V
-RHASE(50)
(V
-CENTER)
H-RHASE(50) (H-CENTER) H-SIZE E/W
-P
ARABOLA
(SIDE-PIN) V
-BIAS
V-
∫ CORRECTION
EW
-CORNER
(SUB-SIDEPIN) TRAPEZIUM V
-COMPENSA
TION
H-COMPENSA
TION
O
THER
Adjust the o
v
erscan to 8.5%
±
0.5%.
(E-5)
Adjust the linear
ity to the best.
Already preset (**). (Adjust this unless the linear- ity is achie
v
ed.)
Align the center of the screen to the geometr
ic
center of CR
T
. (E-5)
Align the center of the screen to the geometr
ic
center of CR
T
. (E-5)
Adjust the o
v
erscan to 8.5%
±
0.5%.
(E-5)
Adjust the 1st v
e
rtical line from the left and r
ight
ends of the crosshatch to be str
aight.
(E-2)
Already preset. Already preset. Adjust the end of the line of the crosshatch to be str
aight.
Already preset. (Adjust if the quality is specially poor
.)
Already preset. (Adjust if the quality is specially poor
.)
Already preset. (Adjust if the quality is specially poor
.)
On the items of
V
-AMPLITUDE60,
V
-LINEARITY60,
V
-SCORRECTION60, V
-RHASE60,
H-RHASE60
and H-SIZE60, the compensation data is automati- cally input if the 50Hz mode adjustment is done
.
1
Receiv
e E-5CH (crosshatch patter
n).
2
With the remote controller
, mak
e the image
nor
mal.
3
Adjust the f
ocus
VR to mak
e the v
e
rtical line of
"5" in "E-5" displa
y upper left par
t of screen as
fine as possib
le
.
F
ocus adjust-
ment
This vertical line make as fine as possible.
The receiving channel in ( ) are the follo
wing signals
.
(E-2): Crosshatch (50Hz) (E-5): Monoscope (50Hz)
1 2
Ho
w
e
v
e
r,
if it is largely de
viated when
it is chec
k
ed in the 60Hz mode
,
readjust it in the 60Hz mode
.