LC50/58/65U35T
6 – 15
No audio (4)
HDMI1 No audio (HDMI connected)
HDMI2 No audio (HDMI connected)
HDMI3 No audio (HDMI connected)
HDMI4 No audio (HDMI connected)
[HDMI1 input]
Is HDMI1 selected on the input select menu screen ?
NO
Refer to ":No external input video [HDMI1/
2/3/4]".
[HDMI2 input]
Is HDMI2 selected on the input select menu screen ?
[HDMI3 input]
Is HDMI3 selected on the input select menu screen ?
[HDMI4 input]
Is HDMI4 selected on the input select menu screen ?
YES
[HDMI1 input]
If no video appears, refer to "No external input video (HDMI) [HDMI1]".
[HDMI2 input]
If no video appears, refer to "No external input video (HDMI) [HDMI2]".
[HDMI3 input]
If no video appears, refer to "No external input video (HDMI) [HDMI3]".
[HDMI4 input]
If no video appears, refer to "No external input video (HDMI) [HDMI4]".
Is selecting "Fixed" of "Audio Out > Stereo Minijack > Output Select" on the setting menu
screen ?
NO
Set the audio output to "FIXED".
YES
About the L/R speakers.
Does the digital audio signal come from pins(AP36/AM31/AN30/AN31)(SP_MCLK/
SP_BCLK/SP_LRCLK/SP_LR_DAT) of IC3303(CPU) to pins(5/6/7/8)(SP_MCLK/
SP_LR_DAT/SP_BCLK/SP_LRCLK) of IC1701(Audio AMP) ?
About the Subwoofer speaker.
Does the digital audio signal come from pins(AP36/AM31/AN30/AM30)(SP_MCLK/
SP_BCLK/SP_LRCLK/SP_WF_DAT) of IC3303(CPU) to pins(5/6/7/8)(SP_MCLK/
SP_WF_DAT/SP_BCLK/SP_LRCLK) of IC1801(Audio AMP) ?
NO
Check the line between IC3303 and
IC1701 / IC1801, and their paripheral cir-
cuits.
YES
About the L/R Speakers.
Does the audio signal come from pins (10/14/26/30) of IC1701 (Audio AMP) to pin (6/5/4/3)
of P1702 (connector for speaker)?
About the Subwoofer speaker.
Does the audio signal come from pins (10/14/26/30) of IC1801 (Audio AMP) to pin (1/2) of
P1702 (connector for speaker)?
Check IC1701 / IC1801 and its paripheral
circuits.
YES
About the L/R Speakers.
Check the connector (P1702) L/R speakers and their peripheral circuits.
About the Subwoofer Speaker.
Check the connector (P1702) L/R speakers and their peripheral circuits.
Summary of Contents for LC-50U35T
Page 47: ...LC50 58 65U35T 8 4 19 18 17 16 15 14 13 12 11 10 BOARD SIDE A ...
Page 48: ...LC50 58 65U35T 8 5 A C B D E F G H 2 10 9 8 7 6 5 4 3 1 PRINTED WIRING B ...
Page 49: ...LC50 58 65U35T 8 6 19 18 17 16 15 14 13 12 11 10 NG BOARD SIDE B ...
Page 66: ...LC50 58 65U35T 9 17 ...
Page 90: ...LC50 58 65U35T 24 11 EXPLODED VIEW LC 50U35T EXPLODED VIEW LC 50U35T ...
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