Block Diagrams, Test Point Overview, and Waveforms
23
6.
Block Diagram Scaler Board 19MF338B & 19MD358B
DDR1 256Mbit x1
Combo
Tuner
TDQU4-507A
Audio R/L of CVBS
IFAT +/-
Audio R/L of YPbPr
DS
DS
( Magnavox )
( Magnavox )
Function block of main Board w/ MT5380
Function block of main Board w/ MT5380
A
A
C
C
U
U
speakers
LVDS to panel
UART for ISP & Comair & iTV level 1
RC
I2C
Audio R/L of DVD YPbPr
PC D-SUB
UXGA 162MHz
DDC 24C02
Headphone
I2C
Keys
HD YPbPr
CVBS
CVBS + 2nd IF
HDMI-1
DVD YPbPr
Audio R/L of PC
TDA8933BTW
DDC 24C02
M24C16-MN6T
Serial Flash 4MByte
SB-03
SB-05
SB-11
SB-07
SB-08
HP OP AMP
LM4809MA
SB-12
SB-04
SB-06
SB-05
MT5380ACU
.MCU
.DTV receiver
.ATV demodulation
.MPEG/video/audio
decoder
.Scaling
.Video enhancement
.3D comb
.LVDS Transmitter
.HDMI 1.3a Receiver
.ADC
I_17550_0
8
5.ep
s
070
3
0
8