LG 32LF5700 Service Manual ▷ View online
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(3) Color error
☞ A8 : LCD TV connection diagram ☞ A9 : Tuner Checking Part
☞ A10 : Check Link Cable (LVDS) ☞ A11 : Adjustment Test pattern - ADJ Key
reconnection condition
(4) Vertical/Horizontal bar, residual image, light spot
☞ A12 : Exchange T-Con Board (1) ☞ A13 : Exchange T-Con Board (2)
☞ A14 : Exchange Inverter Board ☞ A15 : Exchange Module itself (1)
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☞ A16 : Exchange Module itself (2)
2. Power error
(1) No power
☞ A17 : Check front display LED ☞ A18 : Check power input Voltage & ST-BY 5V
☞ A19 : Checking method when power is ON ☞ A20 : POWER BOARD voltage measuring
method
☞ A21 : Check Power Switch
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3. Audio error
(1) No audio/Normal video
☞ A22 : Checking method in menu when there is no audio
☞ A23 : Voltage and speaker checking method when there is no audio
(2) Wrecked audio/discontinuation/Noise
☞A24 : Voltage and speaker checking method in case of audio error
4. Function error
(1) No response in remote controller, key error
☞ A25 : Remote controller operation checking method
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MEMO
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