Sharp 20U-FS1, Service Manual

Page: 25 / 56

25
20U-FS1
CU20FS1
25-1
25-2
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTR
OL
PRE-ADJUST REQ
UIREMENT
CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PR
OCEDURE
1)
RECEIVE
THE UHF 15 CH.
2)
PUSH
THE DISPLA
Y KEY (R/C), MAKE SURE
THA
T THE
OSD
V
-CHIP RA
TING DISPLA
Y IS EQ
U
A
V
ALENCE
T
O
TRANSMISSION
RA
TING.
V
-CHIP
–
STEP RANGE
–
–
AFTER ALL ADJUSTMENT FINISHED
.
UHF 15 CH (V
-CHIP
TRANSMISION SIGNAL CH)
A
C
120V
, RF INPUT
CONFIRMA
TION BY
THE CR
T
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTR
OL
PRE-ADJUST REQ
UIREMENT
CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PR
OCEDURE
TRI-VISION
–
STEP RANGE
–
–
AFTER ALL ADJUSTMENT FINISHED
.
RA
TING SYS
. DO
WNLO
AD SIGNAL A/B (PRCC SIG) INCLUDED SIGNAL.
A
C
120V
, RF INPUT
CONFIRMA
TION BY CR
T SCREEN
[V
OL
T
A
GE CONFIRMA
TION]
(DO
WNLO
ADING CONFIRMA
TION)
1)
RECEIVE
THE DO
WNLO
AD A SIGNAL.
2)
SELECT
V
-CHIP CONTR
OL MENU
THEN ON
THE DO
WNLO
AD
.
3)
UNPLUG
THE A
C
THEN PLUG A
GAIN.
4
)
BA
CK
T
O
V
-CHIP CONTR
OL MENU
, CHECK
THE DO
WNLO
ADED
RA
TIING AND NAME.
(DO
WNLO
ADING CONFIRMA
TION)
1)
RECEIVE
THE DO
WNLO
AD B SIGNAL.
2)
UNPLUG
THE A
C
CORD AND PLUG IT A
GAIN.
3
)
BA
CK
T
O
V
-CHIP CONTR
OL MENU
, CHECK
THE DO
WNLO
ADED
RA
TING AND NAME.
~
Do chec
k one sample that been pic
k
ed up f
or presenting the specified
g
roup sample
.
[COMFIRMA
TION]