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Ntsc Video Input (sub Picture) - Sony KP-FW46M31 Service Manual

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2 If still "Sub HUE" can not adjust,
Change HUOF data from "2" to "1".
Repeat (ii).
If "Sub HUE" can adjust, write "1" as HUOF data for
each picture modes (Dynamic, Standard, Hi-fine and
Personal).
3 If still "Sub HUE" can not adjust,
Change HUOF data from "1" to "0".
Repeat (ii).
If "Sub HUE" can adjust, write "0" as HUOF data for
each picture modes (Dynamic, Standard, Hi-fine and
Personal).

5-1-4. NTSC Video Input (Sub Picture)

1. Enter the NTSC video color bar (White & color 75%) signal.
2. Enter the service mode, and set respective items as follows.
3. Measure waveform, and each item is adjusted to become the
following figure.
4. Press "
(SWAP)" button on the commander, when the left
screen and the right screen are changed.
5. After adjustment finished, press "
to write the data to the NVM.
(i) SUB CONTRAST
Condition :
Category
PIC
00
01
05
MID2
02
MCP
02
03
04
15
YCTS
02
Adjusting Parameter :
RIGHT
VG1
VG1 – VG2 = 1.60 ± 0.03 Vp-p
(ii) SUB COL/SUB HUE (Sub Picture)
Condition :
Category
PIC
01
COLR
01
MCP
02
03
04
YCTS
03
Adjusting Parameter :
RIGHT
Main
– 80 –
KP-FW46M31/FW51M31
(MUTE)" + "-" button
Item
Data
PIC
100
COL
0
PIOF
0
BCOL
0 (TWIN 5-->0)
RON
0
GON
1
BON
0
ABLT
0 (TWIN 5-->0)
SCON
7
:
YCTS
00 YLEV
Main
Sub
VG2
GND
Item
Data
COL
56
HUOF
3 (TWIN Mode)
RON
0
GON
0
BON
1
SCOL
7
:
YCTS
01 CLEV
YCTS
04 SHUE
Sub
VB4
VB1
VB3
VB2
VB1 = VB4 ± 70 mV
VB2 = VB3 ± 70 mV
RM-1015

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