Panasonic glp21l tx-20la80f tx-20la80fs Manuales De Servicio
Adjustment Method
How to enter Service 1
•
Set the Bass to maximum position, set the Treble to minimum position then keep pressing the INDEX button on the
remote control and press the down button (-/v) on the TV set, this will place the TV set into the Service Mode 1.
remote control and press the down button (-/v) on the TV set, this will place the TV set into the Service Mode 1.
Key Command
• Press
the
RED / GREEN buttons to step up / down through the functions.
• Press
the
YELLOW / BLUE buttons to alter the function values, to alter White Rasters use +/- buttons
• Press
the
OK button after each adjustment has been made to store the required values.
•
To exit the Service Mode, press the "N" button.
Keep adjusting sequence: DVCO, Sub-Contrast, other items.
Item
Setting indication
Note: All setting values are approximate
Settings / Special features
Sub-Contrast
Sub-Contrast
32
Receive a 80% white level Philips Pattern with correct
sound system (B/G, D/K) via aerial input. For Sub-
Contrast alignment press "Blue" button, wait until the
figure colour is changed from red to black colour.
Press the OK.
DVCO
DVCO
63
Receive a 80% white level Philips Pattern via aerial
input. For DVCO alignment press "Blue" button, wait
until the figure colour is changed from red to black
colour. Press the OK.
Highlight
Lowlight
For correct setting see White Balance Adjustment
Sub-Brightness
Sub-Brightness
-5
Optimum setting.
White Balance Adjustment
Instrument
• Remote
Control
•
LCD WB meter (Minolta CA-210 or equivalent)
Condition
•
Switch on the TV Set. Enter Service1. Step down to Highlight line and keep the aging time more than 20 minutes.
Procedure
•
After aging time above set White Raster No.12 for Highlight and No.4 for Lowlight
Press the OK button
to store.
•
Put Minolta Sensor to the center of the LCD Panel with 25mm gap between Minolta Sensor and LCD Panel. Adjust "x"
and "y" values by changing Red and Blue values.
and "y" values by changing Red and Blue values.
• Press
OK button to store setting.
High
12
0410
0410
0410
Low
4
0064
0064
0064
High
12
Low
4
Item Value
x
2850
±150
Highlight
y
2940
±150
x
2860
±150
Lowlight
y
2900
±150
9