Sharp 20F630, Руководство по обслуживанию

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25
25-1
25-2
20F630
CU20F630
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE-ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE
TRI-VISION
–
STEP RANGE
–
–
AFTER ALL
ADJUSTMENT
FINISHED.
RA
TING SYS. DOWNLOAD SIGNAL
A/B (PRCC SIG) INCLUDED SIGNAL.
AC 120V
, RF INPUT
CONFIRMA
TION BY
CR
T
SCREEN
(DOWNLOADING CONFIRMA
TION)
1)
RECEIVE THE
DOWNLOAD
A
SIGNAL.
2)
SELECT
V
-CHIP
CONTROL
MENU
THEN ON
THE DOWNLOAD.
3)
UNPLUG THE
AC THEN
PLUG
AGAIN.
4
)
BACK
T
O
V
-CHIP
CONTROL
MENU, CHECK
THE DOWNLOADED
RA
TIING AND
NAME.
(UPLOADING CONFIRMA
TION)
1)
RECEIVE
THE DOWNLOAD B SIGNAL.
2)
UNPLUG
THE
AC CORD
AND PLUG IT
AGAIN.
3
)
BACK
T
O
V
-CHIP
CONTROL
MENU, CHECK
THE DOWNLOADED
RA
TING AND
NAME.
~
Do check one sample that been picked up for presenting the specified group sample.
[COMFIRMA
TION]
ADJUSTMENT ITEM ADJUSTMENT POSITION CONTROL PRE-ADJUST REQUIREMENT CONTENT INPUT CONDITION OUTPUT ADJUSTMENT PROCEDURE
1)
SET
THE SOUND VOLUME CONTROL
MORE
THAN 1.
2
)
ADJUST
BUS DA
T
A
OF
M01
UNTIL
THE VOL
T
AGE OF 39 PIN BE-
COME
AS SPECIFIED BELOW
.
MS LEVEL
ADJUSTMENT
M01
STEP RANGE
0~15
I 2
C BUS CONTROL
OPTION SET
UP
, BUS SET
UP
, VCO
ADJ, RF-AGC
NO SIGNAL
SIGNAL
(400HZ 100% MODULA
TION)
AC 120V
, RF INPUT
IC 3001 39 PIN
[CHECKING SPEC] 490 ± 10mV
rms (CHECKING SPEC :490 ± 20mV
rms)