you connect.
Service Manual
Model No.:
No sound but have picture
Verify if the speakers are
broken
No
Yes
Change the speakers
Verify if the main board has the
right input ,according to the source
TV/COMPONENT/AV/VGA/HDMI etc.
Yes
Verify if UA1 has the right
output
Yes
Check CN17 input is right
No
No
Check the corresponding audio
input circuit you connect.
Verify if UA1 has the right power in
No
Change UA1
Still having problems
Change Mainboard
40
40D2000
Содержание 40D2000
Страница 10: ...Service Manual Model No 2 2 External pictures four faces Front Side Up Side 9 40D2000 ...
Страница 11: ...Service Manual Model No Right Side Back Side 10 40D2000 ...
Страница 16: ...Service Manual Model No 4 3 LCD Panel Backlight Unit LVDS CONNECTOR CN1 Connector Definition 16 40D2000 ...
Страница 17: ...Service Manual Model No TFT LCD Module 17 40D2000 ...
Страница 23: ...Service Manual Model No Chapter 7 Electrical Parts 7 1 Circuit Diagram 40D2000 ...
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Страница 30: ...Service Manual Model No 7 2 Wiring Connection Diagram 30 40D2000 ...
Страница 36: ...Service Manual Model No 9 2 Mainboard IC Introduction Top view 36 1 2 3 4 5 6 7 8 40D2000 ...
Страница 37: ...Service Manual Model No Bottom view 37 40D2000 ...