Adjustment Method - Panasonic TX-26LXD52 Service Manual

TX-32LXD52 / TX-26LXD52 / TX-32LX52F / TX-26LX52F / TX-32LX52L / TX-26LX52L / TX-32LX51F / TX-26LX51F

9 Adjustment method

9.1. Sub-Contrast/White Balance Adjustment
Instrument Name
1. Remote controller
2. LCD WB meter (Minolta CS-1000A equivalent)
3. Communication jig
4. Computer for external control
· · · · Sub-Contrast adjustment
1. Receive PAL colour bar (100% white) RF signal.
2. Enter "Sub-Contrast" adj. in SERVICE 1 mode.
3. Start adjusting by using Blue key.
4. If the adjustment finished normally, the letter of "Sub-Contrast" will change from red
to black.
· · · · White Balance adjustment
1. Procedure basically perform checking using the production software and make automatic
adjustment using external computer.
2. It adjusts in the mode of Colour balance Normal/ Warm/ Cool as follows.
* The address of EEPROM to write is as follows.
Add. C80-C91
Connect to
Procedure
24
Remarks
Correlation can be also taken by CA-210 or
equivalent
Remarks
Let the panel stand for more than 3 hours at
more than 20 °C.
Basically perform adjustments in the ambient
environment of room temperature more than 20
°C.
The aging time is more than 20 min at above
room temperature
· · · · Applied signal
100% full colour bar
0.7Vp-p white peak
87.5% modulation