Pal Rf Input (Main Picture) - Sony KP-FX43M90A Service Manual

5-1-5. PAL RF Input (Main Picture)

1. Enter the PAL RF 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. After adjustment finished, press "
to write the data to the NVM.
(i) SUB CONTRAST
Condition :
Category
PIC 00
01
05
MCP 02
03
04
Adjusting Parameter :
CCPM 01 YLEV
VG1
VG1 – VG2 = 1.60 ± 0.02 Vp-p
(ii) SUB COL
Condition :
Category
PIC 01
COLR 01
MCP 02
03
04
Adjusting Parameter :
CCPM 02 CLEV
VB1
VB2
VB1 = VB4 ± 20 mV
(MUTE)" + "-" button
Item Data
PIC 100
COL 0
PIOF 0
RON 0
GON 1
BON 0
VG2
GND
Item Data
COL 54
HUOF 3
RON 0
GON 0
BON 1
VB4
VB3
– 63 –
KP-FX43M90A
RM-1014