Sharp LC-52LE700E Service Manual

LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
6 – 10
The audio signal is not output (3)
No sound from HEADPHONE_OUTPUT terminal.
Is the HP_PLUG signal input to [H28/HP_PLUG] of IC3302 from
pin(6) of a HEADPHONE_OUTPUT terminal(J504)?
YES Check the line between J504 and IC3302.
NO
Is the audio signal output (HP_L/R) to pins(2, 3) of HEADPHONE
terminal (J504)?
YES Check the HEADPHONE terminal(J504) and/or peripheral cir-
cuits.
NO
Is HP-MUTE [AG13/HP_MUTE] of IC3302 at H? YES Check the peripheral circuits of IC3302(CPU) and HP-
MUTE_LINE.(D527,Q506, etc.)
NO
Is audio signal (HP_L/R) input to pins(M28/HP_L, M27/HP_R) of
IC3302?
YES Check the line between IC3302 and J504.
NO
Check IC3302 and its peripheral circuits.
The audio signal is not output (4)
No sound from DIGITAL AUDIO OUTPUT terminal.
Is the audio signal output to pins(1) of sound output terminal
(D520)?
YES Check D520 and/or peripheral circuits.
NO
Is SPDIF_MUTE signal [F7/SPDIF_MUTE] of IC3302
, MUTE-A_ALL signal [2pin of IC2002(UCON)] at H?
YES Check IC3302, IC2002, its circumference circuit and
SPDIF_MUTE_LINE, MUTE-A_ALL_LINE.(Q505, D530, etc.)
NO
Is an audio signal input to pin(3) of IC503, from [J28/OPT_OUT]
of IC3302 and is the logic signal input into pin (1) of IC503?
YES Check the IC503 and/or peripheral circuits.
NO
Check IC3302 and its peripheral circuits.

Sharp LC-52LE700E Specifications

General

Display diagonal	52 \
Display brightness	450 cd/m²
Display technology	LCD
Native aspect ratio	16:9
Viewable size diagonal	1320 mm
Contrast ratio (dynamic)	3000000:1
Contrast ratio (typical)	4000:1
Viewing angle, horizontal	176 °
Power requirements	AC 220-240 V / 50 Hz
RS-232 ports	1
HDMI ports quantity	4
SCART ports quantity	2
Component video (YPbPr/YCbCr) in	3
Product color	Black
Tuner type	Analog & digital
Analog signal format system	NTSC

Weight and Dimensions

Depth (without stand)	95 mm
Width (without stand)	1238 mm
Height (without stand)	765 mm
Weight (without stand)	27600 g