Sharp 20F630, Service Manual

Page: 17 / 64

17
17-1
17-2
20F630
CU20F630
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE-ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE
H-POSITION
V07
STEP RANGE
0-31
I 2
C BUS CONTROL
OPTION SET
UP
, BUS SET
UP
, CR
T
-PURITY
US 4 CH LION HEAD (MONOSCOPE) AC 120V
, US MAGNETIC FIELD
CONFIRMA
TION BY
CR
T
SCREEN
1
.
ADJUST
THE
V07
BUS DA
T
A
T
O
HA
VE
A
BALANCE POSITION
TO
SPEC OF
A=B
.
2.
IF CANNOT
MAKE IT
T
O
A=B
,
ADJ FROM
THE BEST
POINT
SO
THA
T
B
SLIDEL
Y
SMALLER
THAN
A
[CHECKING SPEC] LEFT AND RIGHT SYMMETRICAL
AB
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE-ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE
ADJUST
THE V09 BUS DA
T
A
UNTILL
THE OVERSCAN BECOME
AS
SPECIFIED BELOW
.
CAUTION: - PLEASE
AGING
TV MORE
THAN 10 MINUTES BEFORE
ADJUSTMENT
.
V
-SIZE
V09
STEP RANGE
0~63
I 2
C CONTROL
OPTION SET
UP
, BUS SET
UP
, CR
T
PURITY
, V
-PHASE, +B
ADJUST
US 4 CH LION HEAD AC 120V CONFIRMA
TION BY
CR
T
SCREEN
[CHECKING SPEC] OVERSCAN 10 ± 2.5%