Pal Video Input; Pal Rf Input; Color Offset - Sony KP-FS57M31 Service Manual

5-1-4. PAL Video Input

1. Enter the PAL video color bar (White & color 75%) signal.
(i) SUB CONTRAST
Condition :
Category
SAJ 00
02
19
Adjusting Parameter :
LEFT screen : YCT
RIGHT screen : SYC
(ii) SUB HUE/SUB COL
VR1
VR1 – VR2 = 1.73 ± 0.07 Vp-p
Condition :
Category
SAJ 02
Adjusting Parameter :
LEFT screen : YCT
RIGHT screen : SYC
VB1 VB3
VB2
VB1 = VB3± 70 mV = VB4 ± 70 mV
VB2 = VB3 ± 70 mV
Item Data
PIC 3F
COL 00
PIO 00
04 SCT
04 SCT
VR2
GND
Item Data
COL 22
03 SCL
03 SCL
VB4

5-1-5. PAL RF Input

1. Enter the PAL RF color bar (White & color 75%) signal.
(i) SUB CONTRAST
Condition :
Category
SAJ
Adjusting Parameter :
LEFT screen
RIGHT screen :
VR1
VR1 – VR2 = 1.73 ± 0.07 Vp-p
(ii) SUB HUE/SUB COL
Condition :
Category
SAJ
Adjusting Parameter :
LEFT screen
RIGHT screen :
VB1
VB1 = VB3 ± 70 mV= VB4 ± 70 mV
VB2 = VB3 ± 70 mV

5-2. Color Offset

1) Enter the PAL RF signal.
2) Enter the service mode, and write the following data to the
NVM.
Category Item
SAJ 14 CLO
– 57 –
KP-FS57M31/M61/M90/M91
Item Data
00 PIC 3F
02 COL 00
19 PIO 00
: YCT 04 SCT
SYC 04 SCT
VR2
GND
Item Data
02 COL 22
: YCT 03 SCL
SYC 03 SCL
VB4
VB3
VB2
Picture mode
Dynamic Standard Hi-Fine
30 2B
RM-997
22