Block Diagram - Sharp LC-20SH21U Service Manual

6. Block Diagram

COMPONENT
CN604 +3.3V +1.8V
Y/PB/PR
3
IC602
AD9380
VGA
CN601
CN609
AV1
HDMI
CN701
TMDS*4
CN609
S-Video
+5V
NTSC_CVBS
P/0.42A
TM701/TM702 DIGITAL IF
LG/0.24A
PHILIPS/LG
TUNER_I2C
NTSC+ATSC TUNER
TVSOUND (SIF)
+12V 5VSB
1.2V/3A
IC2001 IC2006
BA9741F LD1117S
5V/5A
IC2003
3.3V
AIC1084
IC2008
AIC1084
+12V IC2007
2.6V FOR ATI & DDR
LD1085
IC2004
MC7805 5V FOR TUNER
+3.3V
CN301 ADC
KEYPAD
Microcontroller
CN303
IR & LED
IC301
3
CN302 ATmeg88
ATmeg48
PROGRAM
DOENLOAD
2
RGB/24BIT
I2S
I2C
CN613
AV2 FRONT SIDE
2
2
3.3V FOR MCU
COMPONENT R/L
IC806
4052
AV R/L *2
1.8V
VGA R/L
IC805
HDMI R/L 4052
ATSC R/L
TVSOUND (SIF)
LC-20SH21U
+3.3V
IC407
RESET
JTAG RESET
+2.6V
UART
+1.2V +3.3V +1.8V
1.2V/1.8A/2.16W
1.8V/0.37A/0.67W
2.6V/0.42A/1.05W
3.3V/0.01A/0.03W
3.91W
IC401
ATI X240
ATI_S/PDIF
I2C I2S OUT I2S IN
+3.3V
IC802
2
74LVC125A
+5V
32K
R/L
INPUT1
IC803
2
Micronas
INPUT2 MSP3445G
4CH 2
13
+2.6V +3.3V +3.3V
IC501,IC502 IC503 IC405
MT46V32M16 M25P40 K9F2808U0C
DDR MEMORY EEPROM NAND FLASH
64MBYTES 4MBITS
128MBITS
+5V
+3.3V
CN413
IC505
24BIT/RGB OUT TMDS*4
THC63LVDM83A
28Bits LVDS PANEL
1366X768
CN402
JTAG CONNECT
DEBUG PORT
CN404
RXD/TXD_B
RS232 DEBUG
CN405
FACTORY MODE
RXD/TXD_C
CN407
I2C INPUT PORT
CN401
USB PORT
CN810
IC813
74HC04
S/PDIF OUT
BY OPTICAL TRANSMITTING
+16V
CN809
2
R
SPEAKER 3W
IC811 2
HEADPHONE R/L OUT
L
TPA1517
CN805
ANALOG R/L OUT
R/L