Strong SRT8500 Service Manual page 22

6
BLOCK DIAGRAM
LOW IF
TUNER
D
I2C,AGC
DDR3 LMI
(128MB)
Serial FLASH
(4MB)
Nand FLASH
(128MB)
EEPROM
(2KB)
POWER
C
5V/2A
POWER BLOCK
VCC5V
AC/DC
2 A
B
A
PD_CTRL
5
T2 DEMOD
(MSB1230)
CVBS
I2C
Y/PB/PR
Video buffer
TS
RCA
SCART
L/R
Audio OP
MSD5043-V60 SPDIF
ESD
HDMI1.3
MII
ESD USB
SPI
PHY RJ45
IR
Front pannel
Front pannel
VCC3_3V_PM
LDO
LM1117-3.3V
50 mA
VCC12V
DC/DC
20 mA
VCC5V_PD
MOSFET
1 A
Video Buffer
VCC2_5V
LDO
T2 DEMOD
LM1117-2.5V
50 mA
DC/DC VCC1_8V_PD
PAM2312
220 mA
MSD5043
DC/DC VCC3_3V_PD
EEPROM
PAM2312
300 mA
TUNER
DC/DC VDDC1V2
MSD5043 CORE
MP1482
1.2A
T2 DEMOD
DDR1V5
DC/DC
MSD5043
PAM2312
DDR3
250 mA
4
Version History
V1.0: 2011-07-24 Created
OPTION
PLL,RESET
FLASH
AUDIO OP
USB/HDMI
TUNER
3 2
HISTORY OF MODIFICATIONS
REV.
1
2
Shenzhen Jiuzhou Electric CO.,LD
PAGE DESCRIPTION
DESCRIPTION
DOC.NO.:
SCH P/N:
PCB P/N:
THIS DOCUMENT IS THE PROPERTY OF Shenzhen
Jiuzhou Electric CO.,LD. THE CONTENTS OF THIS
DOCUMENT ARECONFIDENTIAL AND CONTSTITUTE
TRADE SECERTSPROPRIETARY TO Shenzhen Jiuzhou
Electric CO.,LD.
NEITHER THIS DOCUMENT NOR ITS CONTENTS SHALL
BE DISCLOSED TO ANY UNAUTHORIZED PERSON.
COPIED OR PUBLISHED WITHOUT Shenzhen Jiuzhou
Electric CO.,LD.'S PRIOR WRITTEN
COPYRIGHT C 2011 Shenzhen Jiuzhou Electric CO.,LD
1
CHECK.BY APP.BY DATE
D
C
B
A
MODEL NO.:
PROJECT CODE:
DOC. REV.: V1.1
SIGN
DESIGNED BY: Xuewei 2011-12-19
DATE
SIGN
DRAWN BY:
DATE
SIGN
CHECKED BY:
DATE
SIGN
APPROVED BY:
DATE
CONSENT.
SIZE: A2 SHEET: 1 OF 11