LC-19LE430E/UK, LC-22LE430E/UK, LC-26LE430E/UK, LC-32LE430E/UK
52
No sound from external input devices (3)
Does not the sound of the audio signal input to AV (Composite) go out?
MAIN UNIT:
YES
YES
YES
No sound from external input devices (4)
Does not the sound of the audio signal input to VGA go out?
MAIN UNIT:
YES
YES
YES
No sound from external input devices (5)
Does not the sound of the audio signal input to HDMI1/2 go out?
YES
Is the audio signal properly sent to pin (4) (AV1_AudioLIN) and pin
(6) (AV1_AudioRIN) of CN136?
NO
Check the connection to CN136 and the external input device.
Is the audio signal properly sent to pin (194&196) of IC U401?
Is the audio signal properly sent to pin (4) and pin (11) of IC U605?
NO
Check the line between CN136 and IC U605.
Is the audio signal properly sent to pin (2) (VGA_AudioLIN) and pin
(3) (VGA_AudioRIN) of CN102?
NO
Check the connection to CN102 and the external input device.
Is the audio signal properly sent to pin (194&196) of IC U401?
Is the audio signal properly sent to pin (1) and pin (12) of IC U605?
NO
Check the line between CN102 and IC U605.
Refer to “No sound output in all modes”
Is picture of the signal input from HDMI1/2 displayed?
NO
Refer to “Does not the picture of the HDMI signal input to
HDMI1/2 go out?”
Check the line between U605 and IC U401
Refer to “No sound output in all modes”.
NO
Check the line between U605 and IC U401.
Refer to “No sound output in all modes”.
NO
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