Sub Contrast Adjustment - Sony TRINITRON PVM-14L1 Service Manual

2-14-2. 625 Horizontal Deflection Adjustment
1. Receive 525 SPCB signal.
2. Set to following settings.
CONTRAST 8 80
BRIGHTNESS 8 0
3. Enter service mode.
4. Adjust H.SIZE with [H SIZE] in [DEFLECTION]-
[RASTER H] at SERVICE MENU.
NORMAL H.SIZE standard
525 SPCB
16.8 ± 0.2 blocks
4 : 3
5. Adjust horizontal deflection with [PIN AMP], [PIN
PHASE], [U CORNER PIN], [L CORNER PIN], [V
ANGLE], [V BOW] in [DEFLECTION]-[GEOME-
TRY] at SERVICE MENU.
6. Set to 16:9 mode.
7. Adjust horizontal deflection with [PIN AMP], [PIN
PHASE], [U CORNER PIN], [L CORNER PIN], [V
ANGLE], [V BOW] in [DEFLECTION]-[GEOME-
TRY] at SERVICE MENU.
PIN AMP
PIN PHASE
U CORNER PIN
L CORNER PIN
V ANGLE
V BOW
2-14
625 SPCB
16.8 ± 0.3 blocks

2-15. Sub Contrast Adjustment

1. Set ASPECT to 4:3.
2. Input window pattern signal.
Window size is less than the following area.
26 usec
3. Adjust window brightness within standard (description
below) using the resistor [SUB CONTRAST] at
SERVICE MODE [SIGNAL]-[WHITE BALANCE].
20 inch 150 (+10/_10) nit
14 inch 170 (+10/_10) nit
4. Set ASPECT to 16:9.
5. Adjust window brightness within standard (description
below) using the resistor [SUB CONTRAST] at
SERVICE MODE [SIGNAL]-[WHITE BALANCE].
20 inch 150 (+10/_10) nit
14 inch 170 (+10/_10) nit
11.4 usec
PVM-14L1/14L1MDE/20L1
SSM-14L1/20L1