Sharp 20U-FS1, Service Manual

Page: 19 / 56

19
20U-FS1
CU20FS1
19-1
19-2
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTR
OL
PRE-ADJUST REQ
UIREMENT
CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PR
OCEDURE
1)
BY SELECTING
THE
V18
, BO
X BLK
TEXT
WILL BE APPEARED
.
2
)
ADJUST THE
V18
B
US D
A
T
A
T
O
HA
VE A BALANCE POSITION
TO
SPEC OF A=B
.
CLOSED CAPTION SET UP
V18
STEP RANGE
0~255
I 2
C CONTR
OL
OPTION SET UP
, B
US SET UP
US 4 CH LION HEAD A
C
120V
CONFIRMA
TION ON CR
T DISPLA
Y
.
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTR
OL
PRE-ADJUST REQ
UIREMENT
CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PR
OCEDURE
H-VCO
V21
STEP RANGE
0-7
I
2
C CONTR
OL
OPTION SET UP
, B
US SET UP
NO SIGNAL (RASTER) CONDITION AC 120V IC 801 PIN 11
[CHECKING SPEC] LEFT AND RIGHT SYMMETRICAL
1)
GO
T
O
SER
VICE MODE,
2)
GO
T
O
SER
VICE D
A
T
A
V21
, ADJ UNTIL FREQ AS BELO
W
[CHECKING SPEC]
FREQ = 15.735 ± 0.2 KHz
A
B
TEXT
BOX BLK