SONY KDE-37XS955- 42XS955 SERVICE MODE AND POWER SUPPLY CIRCUIT

SONY KDE 37XS955KDE 42XS955 

SERVICE MODE AND POWER SUPPLY CIRCUIT 

Service mode
1. How to Enter Service Mode
1) Turn on the main power switch to place this set in standby mode. (The LED will light red.)
2) Press the buttons on the commander as follows to enter service mode.
(DISPLAY) > (POWER) > (DIGIT 5) > (VOLUME +)
2. Press the JUMP key on the commander three times.
WHITE BALANCE ADJUSTMENT
When the Panel or DE1 Board is replaced or is repaired, W/B should be adjusted.
Measurement equipment
1. Color analyzer (CA-100 manufactured by MINOLTA)
2. Signal generator (ASTRO DESIGN VG-828D)
Measuring procedure
1. Dab the W/B adjustment jig (CA-100) at the glass face of the panel.
2. Connect the Signal generator (VG-828D) to the component terminal.
3. Input All-white signal (70%).
4. Make the settings as follows.
• Set the quality mode to PRO.
• Set the PICTURE to MAX.
5. Set the color temp, be adjusted cool.
6. Adjust the color temperature of the “highlight” side with the following items of service mode menu, fixed a avlue of one of RGBs 255.
*Operation Register
Service mode “53 FHP_I_1”
36 : RGAIN ×××
37 : GGAIN ×××
38 : BGAIN ×××
Note: Refer to section 2-1-3 for adjustment in service mode.
7. Adjust Cool, Neutral, Warm of each color temperature.
Adjustment target values:
MODE
x
y

COOL
0.2684 ± 0.003
0.2700 ± 0.003
13550K + 0MPCD
NEUTRAL
0.2849 ± 0.003
0.2931 ± 0.003
9300K + 0MPCD
WARM
0.2951 ± 0.003
0.3044 ± 0.003
8000K + 0MPCD

How to reset TV to factory settings
Turn on the TV. While holding down the RESET button on the remote control, press the POWER button on the right side of the TV. (The TV will turn itself off, then back on again.) Release the RESET button.
Lost password
In the password screen enter the following master password: 4357. The master password clears your previous password; it cannot be used to temporarily unblock channels.
POWER SUPPLY CIRCUIT 
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