SAMSUNG - LE23T51B - LE27T51B - LE32T51B SERVICE MODE AND AUDIO AMP CIRCUIT
SERVICE MODE AND AUDIO AMP CIRCUIT
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Entering
Factory Mode
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To enter 'Service Mode' Press the remote -control keys in this
sequence :
- If you do not have Factory remote – control
Power
OFF à INFO à MENU à MUTE à Power On
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Panel
Check
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Specially for LE32T51BX, You have to check Panel Maker Because
of different adjustments as follows.
First of all, Check the label rating!
1) Label Rating File
* If not printed you could consider S(sec) panel mark.
2) If Panel Mark is "S", Set the factory mode
indicating as follows.
* Option Byte 1. Panel Option : 32" AMLCD
If Panel Mark is "A", Set the factory mode
indicating as follows.
* Option Byte 1. Panel Option : 32" AUO |
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Factory
Mode Tree
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If you have Factory
remote - control
[INFO] -> [FACTORY] to enter to service mode
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Conditions
for Measurement
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1. On the basis of toshiba ABL pattern : High Light level (57
IRE)
- INPUT SIGNAL GENERATOR : MSPG-925LTH * Mode NO 1 : 744X484@60 Hz NO 6 : 1280X720@60 Hz (Component 720P) NO 21 : 1024X768@60 Hz * Pattern NO 15 : Color bar NO 16 : Toshiba ABL Pattern NO 17 : 16 gray 2. Optical measuring device : CA210 (FL) Please use the MSPG-925 LTH generator for model LNR2355W,LNR2755W,LNR3255W
Method of Adjustment
1. Adjust the basic level of Component and PC input signals.
a) Set the input to the mode in which the adjustment will be made (Component PC ). * Input signal - Component Mode : Model #6 (1280*720 Mode), Pattern #15 (picture 4-1) - PC Mode : Model #21 (1024*768 Mode), Pattern #17 (Picture 4-2) b) Enter factory Calibration (DTV, PC Mode Only). * DTV Calibration Source change for PC PC Calibration
2. Adjust the white balance of AV, Component and DVI Modes.
a) Set the input to the mode in which the adjustment will be made (AV Component DVI). * Input signal - VIDEO Mode : Model #1 (744*484 Mode), Pattern #16 - Component, DVI Mode : Model #6 (1280*720 Mode), Pattern #16 b) Enter factory W/B. c) Adjust the low light. - Adjust sub - Brightness to set the 'Y' value. - Adjust red offset ('x') and blue offset ('y') to the color coordinates. ( x : 263, y : 267, Y : 1.3 ft) * Do not adjust green offset data.
d) Adjust the high light. (Refer to table 1, 2 in adjustment
position by mode)
- Adjust red gain ('x') and blue gain ('y') to the color coordinates. ( x : 263, y : 267 ) * Do not adjust the green gain and sub-contrast (Y) data. * (Only RE32T51BX) If Panel is AM-LCD, Y adjust 36FT/L. |
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AUDIO AMPLIFIER CIRCUIT
CLICK ON THE IMAGE TO ZOOM IN
