WS32Z46VSGXXEU PDF даташит
Спецификация WS32Z46VSGXXEU изготовлена «Samsung» и имеет функцию, называемую «COLOR TELEVISION RECEIVER MANUAL». |
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Детали детали
Номер произв | WS32Z46VSGXXEU |
Описание | COLOR TELEVISION RECEIVER MANUAL |
Производители | Samsung |
логотип |
30 Pages
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COLOR TELEVISION RECEIVER
Chassis : K55A(P)
Model : WS32Z46VSGXXEC
WS32Z46VSGXXEU
COLOR TELEVISION RECEIVER
CONTENTS
1. Precautions
2. Reference Information
3. Specifications
4. Alignment and Adjustments
5. Troubleshooting
6. Exploded Views and Parts List
7. Electrical Parts List
8. Block Diagrams
9. Schematic Diagrams
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Alignment and Adjustments
4. Alignment and Adjustments
4-1 Adjustments
4-1-1 General Alignment Instructions
Usually, a color TV needs only slight touch-up adjustment upon installation. Check the basic
characteristics such as vertical size, horizontal size, and focus. Observe the pictur e and check for
good black and white details. Ther e must be no objectionable color shading: If color shading is
present, demagnetize the receiver. If color shading persists, r e-do purity and convergence adjustments.
Note :
1. This ‘4. Alignment and Adjustments’ applies to K55A chassis applications.
2. AC Power Supply: 160~300V or 100~240V, 50Hz
3. This service manual has been written on the basis of domestic r emote-control model adopting K55A
chassis. Depending on sales location and pr oduct specifications, some of specifications her ein may
be changed.
4-1-2 Focus Adjustment
K55A contains a dynamic focus circuit. When CRT PCB, FBT or CRT is replaced, be sure to adjust in the
following sequence:
Dynamic Focus Adjustment
1. Input a crosshatch pattern.
2. Select “Standard” from the menu,
3. Turn the Static Focus VR clockwise to set it to its maximum.
4. Turn the Dynamic Focus VR counter clockwise to set it to its
maximum.
5. Turn the Static Focus VR counter clockwise slowly for the clearest
center vertical line.
After Adjustment
6. Turn the Dynamic Focus VR clockwise slowly for the clear est third line.
1
2
3
7. Check for the FOCUS of entire screen. If necessary, re-do adjustments 3~6.
Samsung Electronics
4-1
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Alignment and Adjustments
4-1-3 Screen Voltage Adjustment
1. Input a Toshiba pattern.
2. Use an oscilloscope to identify RK, BK, GK. And then adjust FBT Screen VR so that the voltage of
pedestal level doesn’t exceed 160V.
If a Toshiba pattern is not available, cancel the blue scr een and input “No Signal” to AV IN so the voltage
of pedestal level doesn’t exceed 175V.
If an oscilloscope is not available, use a DC multi-meter in No Signal (black screen) to adjust RK, BK, GK
so that the highest voltage becomes 160Vp-p.
4-1-4 White Balance Adjustment
1. Warm up the TV set for at least 30 minutes.
2. Enter the Service Mode by pr essing the remote control keys in the following sequence:
Power Off © Display © Menu © Mute © Power On
3. Initialize all set data.
4. Input a Toshiba pattern.
5. Using a probe(CA100), do the White Balance adjustments.
(1) Adjust Low-Light.
- Adjust Sub Brightness to set Y.
- Adjust B Cutoff to set y.
- Adjust R Cutoff to set x.
(2) Adjust High-Light.
- Adjust Sub Contrast to set Y.
- Adjust B Drive to set y.
- Adjust R Drive to set x.
(3) Check the value of Low-Light. If necessary, readjust Low-Light.
(4) Check the value of High-Light. If necessary, readjust High-Light.15
4-2 Samsung Electronics
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Номер в каталоге | Описание | Производители |
WS32Z46VSGXXEC | COLOR TELEVISION RECEIVER MANUAL | Samsung |
WS32Z46VSGXXEU | COLOR TELEVISION RECEIVER MANUAL | Samsung |
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DataSheet26.com | 2020 | Контакты | Поиск |