Sharp 21V-FW100S Service Manual page 26

21V-FW100S
MODEL NAME
ADJUSTMENT
ITEM
ADJUSTMENT
POSITION
CONTROL I2C BUS CONTROL
PRE-ADJUST
OPTION SET UP, BUS SET UP, VCO ADJ, RF-AGC, SUB-PICT, SUB-TNT
REQUIREMENT
US 10 CH HALF COLOR BAR PATTERN
CONTENT
INPUT
220 V
CONDITION
R-AMP TR BASE (JA401)
OUTPUT
CONFIRM WITH OSCILLOSCOPE
1)SET THE V03 BUS DATA TO GET A WAVEFORM AS BELOW
2)THIS WAVEFORM SHOWS THAT THE 75% WHITE & RED PORTIONS OF COLOR BAR BE AT THE
SAME LEVEL
ADJUSTMENT
PROCEDURE
[CHECKING CONFIRMATION ]
HISTORY
OF REVISION
V03
Cy
100% WHITE
Y
W
REVISED CONTENT .
SYMBOL
21V-FW100S
SUB-COLOR
STEP RANGE
G
Mg R B
5 – 15
0-127