Sub Color/Sub Hue Adjustment - Sony KF-60DX100 Service Manual

4. Component Input Adjustment
1) Enter the Component 480i STEP (100%) signal (including
0IRE and 100IRE), and set the PICTURE MODE to
"Vivid".
2) Set the adjustment conditions in 1. Preparation.
3) Measure the waveform, and adjust so that a difference
between black level and white level is 1.5 Vp-p ±1 STEP.
Adjustment position
Category
2103-1 2
1.5 Vp-p
4) After the adjustment finished, return the data set in 2) to
original values, and write the data by pressing the [MUTE] +
[ENTER] buttons on the remote commander.
5) Change over the PICTURE MODE to "Mild", and perform
the steps 2) to 4).

3-2-2. Sub Color/Sub Hue Adjustment

1. Preparation
1) Before adjustment, set the following adjustment conditions
in each mode.
Note: After the adjustment in 3-2-2. Sub Color/Sub Hue Adjustment,
restore original data in each mode.
Adjustment conditions
PICTURE MODE: Vivid
Category
MCP-ADJ1 2
3
VID ADJ 1
2
3
USER STD 2
3
9
10
2) Connect an oscilloscope to the CN702 pin 1 (TP744) on the
BB board.
Item
YLEV
Item Data
GDRV 50
GCUT 40
GAM 0
DCTN 0
DPIC 0
UCOL 31
UHUE 31
UCOF 31
UHOF 31
2. RF Input Adjustment
1) Enter the RF color bar (75%) signal.
2) Set the adjustment conditions in 1. Preparation, and further
set the following data.
Adjustment conditions
Category
P-BOOST1
2103-1
2103-2
3) Press the [TWIN] button on the remote commander to display
color bar on the left and right two screens.
4) Measure the waveform, and repeat the SCOL and SHUE
adjustments so that VB1 = VB4, and VB2 = VB3.
Adjustment positions
Left screen
Right screen
VB1 VB2 VB3
GND
5) After the adjustment finished, return the data set in 2) to
original values, and write the data by pressing the [MUTE] +
[ENTER] buttons on the remote commander.
– 40 –
KF-60DX100
Item Data
0 BSET 0
22 ATPD 0
23 DCTR 0
22 ATPD 0
23 DCTR 0
Category tem
2103-1 3 SCOL
4 SHUE
2103-2 3 SCOL
4 SHUE
VB4
RM-Y910