Sharp LC-50U35T Service Manual page 38

LC50/58/65U35T
No HDMI1/2/3/4 audio.
If no video appears, refer to "No exter-
nal input video(HDMI) [HDMI1/2/3/4]".
Is there the SPDIF signal output(OPT_AUDIO_OUT) at pin(AB34) of IC3303(CPU)?
YES
Is there the SPDIF signal input at
pin(1) of D501(OPT_OUT)?
YES
Check the speakers and the optical
cable.
No audio signal at Digital Audio Output terminal (Analog sound heard)
No audio at digital broadcast signal reception.
If no video appears, refer to "No video at digi-
tal broadcast signal reception".
6 – 16
NO
N O
Check the IC3303 and its peripheral
circuits.
C h e k c D 5 0 1 a n d s t i p r e p i h e a r c l - r i
cuits.
No optical output under the following
conditions as per HDMI require-
ments.
*Audio contents protected.
*Audio frequency beyond 48kHz.
*Audio bit length beyond 16bits.