4-1
4. Troubleshooting
4. Troubleshooting
4-1. Troubleshooting
4-1-1. Previous check
Check the various cable connections first.
1.
• Check to see if any cables are damaged or burnt.
• Check to see if there is a disconnected or loose cable connection.
• Check to see if the cables are connected according to the connection diagram.
Check the power input to the Main Board.
2.
UD4003(19", 26", 32")
UD5003(22", 40")
MAIN BOARD
SMPS BOARD
T-CON
UD4003(19")
UD5003(22")
MAIN BOARD
SMPS BOARD
LD400 / LD403(32")
LD503(40")
MAIN BOARD
SMPS BOARD
T-CON
Содержание LE32D400E1W
Страница 20: ...2 14 2 Product specifications 2 4 2 e Manual How to view the e Manual ...
Страница 21: ...2 15 2 Product specifications ...
Страница 31: ...4 3 4 Troubleshooting Main Board_Bottom ...
Страница 33: ...4 5 4 Troubleshooting Main Board_Top ...
Страница 34: ...4 6 4 Troubleshooting WAVEFORMS 3 HDMI input RX_Data RX_Clk 2 LVDS output ...
Страница 36: ...4 8 4 Troubleshooting Main Board_Top ...
Страница 37: ...4 9 4 Troubleshooting WAVEFORMS 2 LVDS output ...
Страница 39: ...4 11 4 Troubleshooting Main Board_Top ...
Страница 40: ...4 12 4 Troubleshooting WAVEFORMS 2 LVDS output ...
Страница 42: ...4 14 4 Troubleshooting Main Board_Top ...
Страница 43: ...4 15 4 Troubleshooting WAVEFORMS 4 CVBS OUT Grey Bar 2 LVDS output ...
Страница 45: ...4 17 4 Troubleshooting Main Board_Bottom ...
Страница 46: ...4 18 4 Troubleshooting WAVEFORMS 7 Speaker out ...
Страница 48: ...4 20 4 Troubleshooting Main Board_Bottom ...
Страница 50: ...4 22 4 Troubleshooting Main Board_Top ...
Страница 51: ...4 23 4 Troubleshooting WAVEFORMS 3 HDMI input RX_Data RX_Clk 2 LVDS output ...
Страница 53: ...4 25 4 Troubleshooting Main Board_Top ...
Страница 54: ...4 26 4 Troubleshooting WAVEFORMS 2 LVDS output ...
Страница 56: ...4 28 4 Troubleshooting Main Board_Top ...
Страница 57: ...4 29 4 Troubleshooting WAVEFORMS 2 LVDS output ...
Страница 59: ...4 31 4 Troubleshooting Main Board_Top ...
Страница 60: ...4 32 4 Troubleshooting WAVEFORMS 4 CVBS OUT Grey Bar 2 LVDS output ...
Страница 62: ...4 34 4 Troubleshooting Main Board_Bottom ...
Страница 63: ...4 35 4 Troubleshooting WAVEFORMS 7 Speaker out ...
Страница 78: ...4 50 4 Troubleshooting TOP BOTTOM INNER 1 INNER 2 ...
Страница 79: ...4 51 4 Troubleshooting Non Filp UE22D5003BW UE19D4003BW PCB ...
Страница 80: ...4 52 4 Troubleshooting TOP BOTTOM INNER 1 INNER 2 ...
Страница 83: ...4 55 4 Troubleshooting UD5003 40 Model Inch CODE P N UD5003 40 BN44 00473A PSLF121A03S ...
Страница 85: ...4 57 4 Troubleshooting SMPS_LD503 32 Model Inch CODE P N LD503 32 BN44 00469B IV40F1_BHS ...
Страница 87: ...5 2 5 Wiring Diagram 19 22 Main Board SMPS TCON Function IR SPEAKER SPEAKER CN1201 CN302 CN1601_HD CN201 ...