Electrical Adjustments; Picture Quality Adjustment; Preparation - Sony KP-FWS57M90 Service Manual

5-1. PICTURE QUALITY ADJUSTMENT

5-1-1. Preparation

1. Set in the service mode.
2. Set respective items as follows.
Adjustment Condition
DRC-MF
PICTURE MODE
3D-NR MODE
ECO MODE
Main Picture adjustment : TWIN OFF
Sub Picture adjustment
Category Item
PIC 00 PIC
01 COL
05 PIOF
LUMA 01 GAMM
06 BLK
COLR 00 CLOF
01 HUOF
02 RDRV
03 GDRV
04 BDRV
05 RCUT
06 GCUT
07 BCUT
09 DCOL
3. Connect the oscilloscope probe to the following point on the
UG board.
Measurement Point
UG Board CN1504 :
A5
pin G
B5
pin B
Note : After the adjustment 5-3. Picture Quality Adjustment,
these adjustment parameters must be recovered to the
original condition.

ELECTRICAL ADJUSTMENTS

: DRC1250
: HI-FINE
: OFF
: OFF
: TWIN
Data
100
50
0
0
0
3
3
31
31
31
31
31
31
0
t
VG
t
VB
SECTION 5
Original Condition
DRC-MF
ICTURE MODE : HI-FINE
3D-NR MODE
ECO MODE
Category
PIC
LUMA
COLR
MCP
MID2
– 79 –
KP-FWS57M90
: DRC1250
: OFF
: OFF
Item
00 PIC 60 (HI-FINE)
01 COL 50 (HI-FINE)
05 PIOF 5 (HI-FINE)
01 GAMM 6 (HI-FINE)
06 BLK 0 (HI-FINE)
00 CLOF 0
01 HUOF 3
03 GDRV 35
06 GCUT 31
09 DCOL 3
14 ABLT 7 (Normal/V-comp)
0 other
02 BCOL 5 (TWIN)
RM-1007
Data