文档介绍：TV 制作原理
TV 制作原理
Summary:
1,TV Module Structure
2,TV Hardware Structure
3,TV Main Board Schematic Circuit
,Main Board System Block Diagram
,Power Board Input Block Diagram
,Main Board Power System
,I2C Distribution Table
,GPIO PIN Table
,ADC PIN Table
Summary:
4,LCD-TV Operation Theory
5,Scaler and MCU Control Circuit
6,RF-Tuner Circuit
7,Audio Amplify Circuit
8,HDMI Switch Circuit
9,ESD Circuit
10,Power Circuit
11,TV Developing
Front Side
Back Side
1, Mechanical Parts
Include metal parts, plastic parts and other materials
2, Electrical Parts
Include LCD FL&LED), PCBA, cable and other materials
3, Firmware Parts
Include software, EDID, HDCP ,MAC…
1,TV Module Structure
7
1
2
6
4
5
3
8
9
10
2,TV Hardware Assembly Structure
3,TV Main Board Schematic Circuit
,Main Board System Block Diagram
LCD-TV Includes Several Function Parts
Scaler and MCU: Dispose and control all signals (ZORAN ZR39787HGCF)
RF-Tuner: Receive and dispose RF signal(Panasonic ENV56U02D8F)
Video Switch : only HDMI use switch, 4 to 1(Silicon U)
Audio AMP: audio amplify to speaker(ST STA339BW13TR)
Earphone AMP: earphone amplifier(MAXIM MAX9728AETC+)
Line Out Driver: Line driver with adjustable gain
3,TV Main Board Schematic Circuit
,Main Board System Block Diagram
3,TV Main Board Schematic Circuit
,Power Board Input Block Diagram
3,TV Main Board Schematic Circuit
,Main Board Power System