Sharp LC-52LE640U User Manual

LC-52/60/70LE640U,C6400U (1st Edition)
6 – 9
No video (3)
No video at UHF/VHF broadcast signal reception No video at digital broadcast signal reception
Is the specified TV signal selected on the input select menu screen?
Is there the analog video signal output (CVBS) at pin (9) of
tuner (TU1105)?
Are there the IF signal outputs (D_IF+/-) at the pins (11) and (10) of tuner
(TU1105)?
YES
NO
YES
NO
Check TU1105 and its peripheral circuits
(TU_SDATA: Pin4 of TU1105
TU_SCLK: Pin5 of TU1105, etc.).
Check the line between TU1105 and IC4405, and
their peripheral circuits (C4463/C4464/R1158, etc.).
Is there the analog video signal input at pin (AK24) of IC3303
(CPU)?
Are there the TS signal outputs (ATSC_TS_D0/SYNC/CLK/VAL) at the
pins (33), (34), (37) and (38) of Demodulator (IC4405)?
YES
NO
YES
NO
Check the line between IC3303 and TU1105, and
their peripheral circuits.
Check the line between IC4405 and IC3303, and
their peripheral circuits (R4450/R3365/R3432, etc.).
Is the T-CON PWB connected?
VBO_HTPDN (40pin), VBO_LOCKN (39pin) of P2604 become Low if there is no
problem in the connection.
NO Check the panel module and harness.
YES
Are the V-By-One signal input to the pin of P2604?
VBO_CN_TXA+/- (36/37pin), VBO_CN_TXB+/- (32/33pin),
VBO_CN_TXC+/- (28/29pin), VBO_CN_TXD+/- (24/25pin).
NO Check IC3303 and its peripheral circuits.
(IC3501/IC3502/IC3503, etc.)
YES
Check the panel module and harness.

Sharp LC-52LE640U Specifications

General

Display diagonal	52 \
Display brightness	- cd/m²
Native aspect ratio	16:9
Native refresh rate	120 Hz
Supported video modes	1080p
Viewing angle, vertical	176 °
Contrast ratio (dynamic)	4000000:1
Supported graphics resolutions	1920 x 1080 (HD 1080)
3D	No
Placement supported	Horizontal
Product color	Black
Panel mounting interface	- mm
Tuner type	Analog & digital
Analog signal format system	NTSC
Digital signal format system	ATSC
RMS rated power	20 W
Number of speakers	2
HDCP	-
HDMI version	1.4
HDMI ports quantity	4
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
S-Video inputs quantity	0
Component video (YPbPr/YCbCr) in	1
AC input voltage	120 V
AC input frequency	60 Hz
Power consumption (standby)	- W
Power consumption (typical)	150 W
Sustainability certificates	ENERGY STAR

Weight and Dimensions

Depth (with stand)	333 mm
Height (with stand)	771 mm
Weight (with stand)	25500 g
Depth (without stand)	72 mm
Width (without stand)	1208 mm
Height (without stand)	739 mm
Weight (without stand)	22500 g