CONFIDENTIAL – DO NOT COPY Page 6-4

File No. SG-0184

Video Board Block Diagram
I2C
Control Pin
Audio Signal
Video Signal
I2C
U18
DV33
Narrow_IF_OP1&OP2
IDTQS3VH257
<Doc> <RevCode>
<Title>
B
11Monday, November 14, 2005
Title
Size Document Number Rev
Date: Sheet of
DTV Backend Decoder
MT5351
U10
For Main Board
Demodulator
MT5111
U9
FCC
50PIN
CON.
J1
VOLTAGE
CONTROL
CRYSTAL
OSCILLATOR
X1
AGC
Amplifiers
U8
I2C

PHILIPS TD1336

U6

IF AGC
Flash Memory
U15
PORT SAW
FILTER
U7
DDR SDRAM
U12,U13
AUD_CTRL
Communicate Signal