Thursday, October 22, 2015

SYLVANIA LXT26T6S SERVICE MODE AND POWER SUPPLY CIRCUIT

SYLVANIA BLU RAY

SYLVANIA LXT26T6

SERVICE MODE AND POWER SUPPLY CIRCUIT 

HOW TO CONVERT THE USER REMOTE FOR SERVICE PURPOSE
1. Prepare normal remote control unit. (Part No. N0105UD or N0127UD) Remove 3 Screws from the back lid.

2. Add J1 (Jumper Wire) to the remote control CBA.

HOW TO ENTER TO THE SERVICE MODE
1. Use the service remote control unit.
2. Turn the power on. (Use main power on the TV unit.)
3. Press [SLEEP] button on the service remote control unit. The service screen will appear.
White Balance Adjustment
Purpose:
To mix red, green and blue beams correctly for pure white.
Symptom of Misadjustment: White becomes bluish or reddish
Note: Use service remote control unit
1. Operate the unit for more than 20 minutes.
2. Input the White Purity (APL 80% or APL 20%).
3. Set the color analyzer to the CHROMA mode and bring the optical receptor to the center on the LCD-Panel surface after zero point calibration.
Note: The optical receptor must be set perpendicularly to the LCD Panel surface.
4. Enter the Service mode. Press [VOL DOWN ] button on the remote control unit and select “C/D” mode.
5. When “x” value and “y” value are not within specification, adjust “DB (C/D)” or “DR (C/D)”.
Note: “DB(C/D)” or “DR(C/D)” must be adjusted within ±0.01.
6. Turn the power off and on again. (Main power button on the TV unit.)
AUTO COLOR CALIBRATION
Purpose: To bring the color adjustment of each component into standard alignment.
Symptom of Misadjustment: If this adjustment is incorrect, component signals do not reproduce the corresponding color.
1. Input white raster signal (10%=10 IRE, 100%=100 IRE) from Component 1 Y jack.
2. Enter the service mode.
3. To enter the Auto Calibration adjustment mode, press [6] button on the service remote control unit.
4. To start auto adjustment, press [CH UP] button on the service remote control unit.
# In the auto adjustment mode, “Calibration Check” appears on the screen.
# Upon completion, “Calibration Check OK” and “Push FCH UP key” appear on the screen.
# If the auto adjustment failure, “Calibration Check NG” and “Push FCH UP key” appear on the screen.
5. Unplug AC cord and plug it in AC outlet again to reset then enter the service mode again.
INITIALIZE THE TELEVISION
How to initialize the LCD television
1. To turn the power on, press [POWER] button on the normal remote control unit or the unit.
2. Use the service remote control unit.
3. To enter the service mode, press [SLEEP] button on the service remote control unit.
# To cancel the service mode, press [TV POWER] button on the remote control.
4. To initialize the LCD television, press [DISPLAY] button on the normal remote control unit.
# “INITIALIZED” (red) appears on the screen.
# After few seconds (completion initialization), the screen is reset.
POWER SUPPLY CIRCUIT 

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