Program Palette Settings; To Program Program Palette Reset Levels; A Board Adjustments; Sub Bright Adjustment (Sbrt) - Sony KV-36FS12 Service Manual

5-6. PROGRAM PALETTE SETTINGS

Vivid
Picture (VPIC) 63
Brightnness (VBRT) 31
Color (VCOL) 38
Sharpness (VSHP) 31
1)
VM (VVM) 2
1)
C Temp (VTRI) 2
Gamma (VGMA) 3
Blk Comp (VBLK) 1
V Apa Comp (VAPA) 0
SRT ON/OFF (VSRT) 1
NRMD (VNRM) 0
1)
Setting of 3 is invalid for these registers

To Program Program Palette RESET Levels

1. Switch to Program Palette to edit.
2. Enter Service Mode.
3. Set desired values for current Program Palette settings.
4. Write into memory by
5. Repeat steps 1-4 for each palette.
Example
To Set RESET Level of Standard Mode to 60%
1. Switch to STANDARD Palette.
2. Enter Service Mode.
3. Change value of VPIC to 38 (38/63 = 60%)
4. Write into memory by
5. Enter Video Menu and press
6. Reset level of picture for STANDARD PALETTE ONLY is
now 38 steps.

5-7. A BOARD ADJUSTMENTS

Sub Contrast Adjustment (RDRV, RDR4)
1. Input a 75% color-bar signal.
2. Set to: VIDEO mode = Standard, COLOR = Minimum,
PICTURE = 100%, GON = 0 (OFF), BON = 0 (OFF)
3. Set to Service Adjustment Mode and connect an oscilloscope
to pin of CN351 on the A Board.
4. Set RDRV with and
5. Adjust with and for: 1.95 ± 0.05 Vp-p.
6. Write into memory by
7. Repeat steps 1-6 for RDR4 using Video 4 input.
Standard Movie Sports
50 38 63
31 31 31
31 31 38
31 31 31
1 0 2
1 0 2
2 2 2
1 1 1
1 1 1
0 0 0
0 0 1
then .
then .
.
.
then .
White
1.95 ± 0.05 Vp-p
Black

Sub Bright Adjustment (SBRT)

1. Set to Service Adjustment Mode.
2. Input a gray scale pattern signal.
3. Set the PICTURE to minimum, and BRIGHT to normal.
4. Select SBRT with
5. Adjust SUB BRIGHT level with
second from the right is faintly visible.
6. Write into the memory by pressing
.
white
Sub Hue, Sub Color Adjustment
(T2HU, T2CO, V2HU, V2CO, 4SHU, 4COL)
Note: T2HU and T2CO are for Tuner inputs.
V2HU and V2CO are for all other Video inputs.
4SHU and 4COL are for Video 4 input.
1. Input a 75% color-bar signal.
2. Set to Service Adjustment Mode and set: VIDEO mode =
Standard, PICTURE = 100%, COLOR = 50%, HUE = 50%.
3. Connect an oscilloscope to Pin
Board.
4. Select T2HU and T2CO with
5. Adjust with and
and V2 = V3 ± 0.1Vp-p (T2HU).
6. Write into memory by
7. Repeat steps 1-6 for V2HU & V2C0 and 4SHU & 4COL.
— —
27
KV-36FS12/36FS16/36FV16/36FV26
and .
and so that the stripe
then
second from the right
black
3 of CN351 on the A
and .
for the V1 = V4 ± 0.1Vp-p (T2CO)
then
V1
V4
V2 V3
.