Sharp Aquos LC-32GD1E, Service Manual

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LC-32GD1E
LC-37GD1E
No video output (Display)
TMDS-RX: Is RESET terminal at pin (3) of IC2206 (TMDS-RX) at "H" level? TMDS-RX: Is CLOCK (91.3MHz) output available at pin (102) of IC2206 (TMDS-RX)? LCD CONT UNIT: Is CLOCK output available at pin (40) of IC4602 (LVDS-RX)?
TMDS-RX: See if X2201 (16.71MHz) leading to pin (161) of IC2206 is oscillating. Also check the peripheral circuits. TMDS-RX: Check the peripheral circuits of IC2206 (TMDS-RX). Check the FFC (LV) connection between TMDS-RX PWB and LCD CONT PWB. Check the peripheral circuits of IC4501 (LCD CONT).
LCD CONT UNIT: Check IC4701 (QS-DRIV), IC4901 (QS-DRIV) and the peripheral circuits. Is the adjustment process mode menu displayed?
No audio output (Display)
Is audio signal available at DISPLAY OUTPUT3 connector (J2201)? Is audio signal available at SO connector (P2201)? Is audio signal available at SO connector (P202)?
Check if AVC Center is generating audio output. Check the connection between J2201 and SO connector. Check SO connector (P202). Replace if necessary. Correct the wiring, or replace the wire. Check the wire connections in the speaker assembly.
Is audio signal available in the speaker assembly? Replace the speaker, or check the peripheral connections. Is speaker wired to audio output terminal (P203) correctly?
No No No No
Ye
s
Ye
s
Ye
s
Ye
s
No No No No No
Ye
s
Ye
s
Ye
s
Ye
s
Ye
s