Electrical Adjustment - Toshiba 52HMX84 Service Manual

DLE-PJTV (52HM84) Adjustment Method
Adjustment ITEM
NO
1 ADC
Offset Voltage
(Scaler board)
2 Horizontal
Picture Position (HPOS)
3 Vertical
Picture Position (VPOS)
White Balance
4

ELECTRICAL ADJUSTMENT

Process /Instructions
1. Make TV to be in 'M'.
2. Connect 10 Step video signal (1080i) to 'Color
Stream1'.
3. Change Video Input to Color Stream1.
4. Start Auto adjustment by '40 EE A3 C5' remote
code sending.
1. Adjust HPOS data to make Left and Right side
picture position to be equality.
Alignment SPEC;
Difference of absolute value between left and
right side bar should be in 0.5 bar.
Absolute {(Left Side bar) - (Right Side Bar)} <
0.5
1. Adjust VPOS data to make Top and Bottom side
picture position to be equality.
Alignment SPEC;
Difference of absolute value between top and
bottom side bar should be in 0.5 bar.
Absolute {(Top Side bar) - (Bottom Side Bar)}
< 0.5
1. Input white raster signal.
2. Measure the Color coordinate data by CA-210.
3. Adjust RDRV, GDRV and BDRV to make color
coordinate data to be x=0.271 + - 0.002 and
y=0.276 + - 0.002.
- 7 -
Remark
[OSD INDICATION]
During Adjustment ; 'A/D ADJUSTING'
After Finish adjusting ;
'A/D ADJUSTMENT OK' -->
Adjustment succeeds.
'A/D ADJUSTMENT NG' -->
Adjustment fails.
[Set Condition]
Receive Ch12 (RETMA signal).
Picture size is FULL.
[Set Condition]
Receive Ch12 (RETMA signal).
Picture size is FULL.