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Only for training and service purposes

LGE Internal Use Only

DESCRIPTION OF BLOCK DIAGRAM

1.Input Interface.

1-1.PC Input

- RGB Input is directly transmitted to LGE1854C(scaler,Clock 12Mhz) and display up to 1920*1080 resolution

- DVI Signal input go to scaler through TMSD351(DVI/HDMI Switch)

- PC Audio is connected PC-Audio input by Stereo Cable

1-2 Video Input

- Component :YPbPr/YCbCr signal input, Up to 1080P Resolution.

- CVBS/S-Video : CVBS/S-Video signal input, supporting 480P

- HDMI 1,2 :Digital signal input(Included Audio)

1-3 RF(ATSC/NTSC)Input :ATSC/NTSC Input.

1-4 Audio Input :Component L/R,Audio L/R,Stereo(For PC) input.

2.Output Interface

- Video :The video signal goes to LGE1854C(Scaler)-> Frame Memory(210MHz:converted LVDS signal)->Module

- Audio :The audio is divided Digital signal at Scaler go through NTP3000A(Audio Amp IC) and generate to Speaker

Head-phone signal is divided to stereo signal at Scaler, then generate Headphone Amp(IC TPA6110)

- Optical Output :Generate audio output from Scaler(SPDIF(Optical)

3.Power Interface

- Input 5V,12V from Power Board is converted to 3.3V,2.6V,1.8V,1.25V,1.2V by Regulator and DC/DC Converter

Supply power to Module,Audio Amp and IC

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General

Pixel pitch	0.313 x 0.313 mm
Aspect ratio	16:9
Display diagonal	27 \
Vertical scan range	56 - 75 Hz
Horizontal scan range	30 - 83 kHz
Contrast ratio (dynamic)	20000:1
Contrast ratio (typical)	1000:1
Viewing angle, horizontal	170 °
Display brightness (typical)	400 cd/m²
Audio system	SRS Surround XT, Dolby
Power requirements	90 – 264 Vac, 47 – 63 Hz
TV tuner integrated	Yes
Component video (YPbPr/YCbCr) in	3
Certification	TÜV-Typ, CE, EPA Energy Star, UL, CSA, SEMKO, FCC-B
Product color	Black
Market positioning	-
Compliance industry standards	DDC 2B
LED indicators	Stand-by
Power consumption (standby)	1 W
Power consumption (typical)	100 W
Sustainability certificates	ENERGY STAR