Sharp LC-52LE700E Service Manual

LC-32/40/46LE700E/RU/S,LU700E/S,LX700E/RU,LC-52LE700E/RU/S
6 – 5
The sound is not emitted from the speaker though the picture has come out.
No sound output in all modes.?
YES
Is the SPK_OUT communication output to from pins (N29/
SPK_OUT_R) (N30/SPK_OUT_L) of IC3302
(Digital AV decode & Main CPU)?
NO Check IC3302 and its peripheral circuits.
YES
Is the SPK_OUT communication sent to pins(3),(7) of IC2701
(POWER_AMP) from of IC3302?
NO Check the line between IC3302 and IC2701.
YES
Is the audio signal output of pin(27, 28/L-ch), (11, 12/R-ch) of
IC2701 (POWER_AMP) normal?
NO Check IC2701 and its peripheral circuits.
YES
Is the audio signal output of pins (1, 2/L-ch), (4, 3/R-ch) of
P2701(SP) terminal normal?
NO P2701(SP) terminal and the peripheral circuit (L/C filter) are
checked.
YES
Check Speaker (right and left) and wire harness.
No sound (during the reception of TV(ANALOG) broadcasting)
Does not the sound go out though the picture has come out when UHF/VHF is received?
YES
Is a SIF signal output from pin (4) of TUNER (TU1101)? NO Check the tuner and its peripheral circuits.
Replace as required.
YES
Is a SIF signal input to (AB27/S_IF) of IC3302(Digital AV decode
& Main CPU) from pin (4) of TU1101?
NO Check the line between TU1101 and IC3302.
(Q1104, etc.)
YES
Refer to “No sound output in all modes”

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