Sharp LC-40SH340K Service Manual

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LC-40SH340E
LC-40SH340K
CIRCUIT DESCRIPTIONS
2. TUNER(TU102)
A horizontal mounted and Digital Half-NIM tuner is used in the product, which covers 3 Bands(From 48MHz
to 862MHz for COFDM, from 45.25MHz to 863.25MHz for CCIR CH). The tuning is available through the
digitally controlled I2C bus (PLL). Below you will find info about the tuner.
In active antenna option, the following circuit are used. ANT_CTRL pin is controlled by microcontroller. If
ANT_CTRL is low, ANT_PWR will be low. If ANT_CTRL is high, ANT_PWR will be logic high.
OVER_CUR_DETECT pin is a monitor for short circuit in antenna. OVER_CUR_DETECT is low,
ANT_CTRL will be low, so ANT_PWR will be low. Finally, short circuit protection is done by circuits and
microcontroller.

Sharp LC-40SH340K Specifications

General

Teletext function	Yes
DVI port	No
HDMI version	1.3
SCART ports quantity	1
Product color	Black
Mercury content	60 mg
Panel mounting interface	400 x 400 mm
Display diagonal	40 \
Display technology	LCD
Display diagonal (metric)	102 cm
Annual energy consumption	177 kWh
Audio decoders	Dolby Digital, Dolby Virtual Speaker
RMS rated power	12 W
Power consumption (standby)	0.5 W
Analog signal format system	NTSC, PAL, SECAM
Digital signal format system	DVB-T

Weight and Dimensions

Depth (with stand)	323 mm
Width (with stand)	970 mm
Height (with stand)	657 mm
Weight (with stand)	18300 g
Depth (without stand)	91 mm
Height (without stand)	613 mm