3-1
3. Disassembly and Reassembly
3. Disassembly and Reassembly
This section of the service manual describes the disassembly and reassembly procedures for the LC550(LA32C550***) LCD TV.
WARNING:
This LCD TV contains electrostatically sensitive devices. Use caution when handling these components.
3-1. Disassembly and Reassembly (LC550)
Cautions:
1. Disconnect the LCD TV from the power source before disassembly.
2. Follow these directions carefully; never use metal instruments to pry apart the cabinet.
Description
Picture Description
Screws
1. Place the TV face down on cushioned table.
Remove 4 screws from the Stand.
Remove stand.
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2. Remove the screws of rear-cover.
32" : Remove the 8 screws of rear-cover.
37" : Remove the 12 screws of rear-cover.
40" : Remove the 10 screws of rear-cover.
46" : Remove the 13 screws of rear-cover.
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3. Lift up the rear-cover.
Summary of Contents for LA32C530F1R
Page 49: ...4 4 4 Troubleshooting MAINBOARD T T CON ...
Page 51: ...4 6 4 Troubleshooting MAINBOARD B ...
Page 52: ...4 7 4 Troubleshooting WAVEFORMS 1 PC input V sink H sink R G B 2 LVDS output ...
Page 54: ...4 9 4 Troubleshooting MAINBOARD T ...
Page 55: ...4 10 4 Troubleshooting WAVEFORMS 3 HDMI input RX_Data RX_Clk 2 LVDS output ...
Page 57: ...4 12 4 Troubleshooting MAINBOARD T ...
Page 58: ...4 13 4 Troubleshooting WAVEFORMS 2 LVDS output ...
Page 60: ...4 15 4 Troubleshooting MAINBOARD T ...
Page 61: ...4 16 4 Troubleshooting WAVEFORMS 2 LVDS output ...
Page 63: ...4 18 4 Troubleshooting MAINBOARD B ...
Page 64: ...4 19 4 Troubleshooting WAVEFORMS 4 CVBS OUT Grey Bar 2 LVDS output ...
Page 66: ...4 21 4 Troubleshooting MAINBOARD B ...
Page 67: ...4 22 4 Troubleshooting WAVEFORMS 5 Compnent_Y Gray scale Pb Pr Color bar 2 LVDS output ...
Page 69: ...4 24 4 Troubleshooting MAINBOARD B MAINBOARD T ...
Page 70: ...4 25 4 Troubleshooting WAVEFORMS 6 Speaker out ...
Page 89: ...4 44 4 Troubleshooting 4 9 PCB diagram 4 9 1 PCB layout 4 9 2 Main TOP ...
Page 90: ...4 45 4 Troubleshooting 4 9 3 Main Inner 2 4 9 4 Main Inner 3 ...
Page 91: ...4 46 4 Troubleshooting 4 9 5 Main Bottom ...
Page 92: ...4 47 4 Troubleshooting 4 9 6 Power_32 SMPS 4 9 7 Power_37 SMPS ...
Page 93: ...4 48 4 Troubleshooting 4 9 8 Power_40 SMPS 4 9 9 Power_46 SMPS ...