Service manual

19
20U-FS1
CU20FS1
19-1
19-2
ADJUSTMENT
ITEM
ADJUSTMENT
POSITION
CONTROL PRE-ADJUST
REQUIREMENT
CONTENT
INPUT
CONDITION
OUTPUT
ADJUSTMENT
PROCEDURE
1) BY SELECTING THE V18, BOX BLK TEXT WILL BE APPEARED.
2) ADJUST THE V18 BUS DATA TO HAVE A BALANCE POSITION TO
SPEC OF A=B.
CLOSED CAPTION SET UP
V18 STEP RANGE 0~255
I
2
C CONTROL
OPTION SET UP, BUS SET UP
US 4 CH LION HEAD
AC 120V
CONFIRMATION ON CRT DISPLAY.
ADJUSTMENT
ITEM
ADJUSTMENT
POSITION
CONTROL PRE-ADJUST
REQUIREMENT
CONTENT
INPUT
CONDITION
OUTPUT
ADJUSTMENT
PROCEDURE
H-VCO
V21 STEP RANGE 0-7
I
2
C CONTROL
OPTION SET UP, BUS SET UP
NO SIGNAL (RASTER) CONDITION
AC 120V
IC 801 PIN 11
[CHECKING SPEC]
LEFT AND RIGHT SYMMETRICAL
1) GO TO SERVICE MODE,
2) GO TO SERVICE DATA V21, ADJ UNTIL FREQ AS BELOW
[CHECKING SPEC]
FREQ = 15.735 ± 0.2 KHz
A
B
TEXT BOX BLK