System Block Diagram - Sharp LC-40LE810E Service Manual

[3] SYSTEM BLOCK DIAGRAM

SYSTEM BLOCK DIAGRAM
CVBS
CVBS/LR
EXT2 CVBS_L/R
J
CVBS
CVBS/LR
L/R
S-Video
RGB RGB
EXT1
(SCART1)
TUNER CVBS OUT
TUNER_OUT
LR_OUT TUNER OUT L/R
FS/FB
FAST_SW
SLOW SW
I
From CPU or UCON
Mute
[SP] IC2703
SPEAKER P2701
SP AMP(2CH)
EXT-SP
VHIYDA164QZ
IC2702
[SB]
P2702 Woofer AMP
Woofer
(0.1CH)
EXT-SP
H
VHIYDA164QZ
CARD
INTERFACE
G
TS_CIIN
+5V
RF IN
CVBS
TU1101
IF_AGC
Analog/
Digital
Tuner
TUNER_I2C
(400KHz 3.3V)
F
Headphone/
Audio
Out
E
OPTICAL IC503
OUT OPT OUT
T7SET08
EXT3/HDMI2
RGB/HDMI Mute
Audio RGB_LR_IN
(Mini Plug)
EXT3
Comp/RGB
D D-SUB
RGB
/Component
IC501
EEPROM
+3.3V
IC506
RS232C TxRx
RS-232C
M3221EIP
No.9 pin RC Passthrough
HDMI 4
C
HDMI 3
HDMI 2
HDMI 1
B
OPT OUT
AHC1G08
CEC_0
J3301
USB
IC3301
LINE Reg.
BD6538G
A
2 3 4
1
IC504
TUNER OUT
MM1506XN
Mute
From CPU or UCON
TU_CVBS_OUT_MUTE
From CPU
I2C_0 (400KHz)
+13V
AMP_DATA_LR
+3.3V
+1.8V
IC2701
LRCK/BCLK/MCLK
DSP
+13V
YSS951VZ
AMP_DATA_
SW
I2C_0 (400KHz)
IC8455 +3.3V
From CPU
EEPROM
64kbit
P_TS_SW
CI_D[7:0] /CI_A[14:0]
TS_CIOUT
TS_CIIN
IC4401
IC4402
IC4403
LCX244F
+3.3V +1.2V
T
+3.3V
IC1106
Demodulator
AGC
DVB-C
STV0297E
IC1102
D_IF IN-/+
IF_DEMUX
LV4053FT
I2C_0 (400KHz)
DVB_TC_IFSW
From CI
From CPU or UCON
Mute
OPT_OUT
From CPU or UCON
TxD/RxD
DDC_4 +3.3V
HDMI_4
DDC_3
IC1504
HDMI_3
HDMI-SW
SII9287B
DDC_2
HDMI_2
I2C_0_400KHz
DDC_1
HDMI_1
IC1505
Mute
From CPU or UCON
D+5V
5 6 7 8
27.000MHz
X4401
Xtal
+1.8V CI_CEB, CI_RB
+3.3V
IC4405
CI_CNT_RESET
CI Controller
MT8295
27.000MHz
X1101
Xtal
CI-CPU_IN
FE_RST
CI-CPU_OUT
IF_AGC
D_IF_IN-/+
TUNER_I2C
I2C_0
I2C_1
I2C_2
PM_REQ, CBOOTS
RGB HV
IC3302
RGB/Component in
MT5391W(FHD)
DDC_I2C_1
HDMI_1
H.264 / CI+
I2S(DATA/LRCK/BCLK)
Digital AV decode & Main CPU
TUNER OUT_L/R
Audio out
HP/MONI_L/R
SIF
CVBS_L/R
SCART_L/R
Audio in
RGB_L/R
SPDIF
DTV/SPDIF
N_CPU_RST
RESET
IC8452
SW
LCX157FT
+3.3V
IC8401
NAND FLASH
512Gbit
IXC147WJQZQ
9 10 11 12
8 – 3
MAIN
BU+3.3V
IC2001
Reset
B_STATUS
UCOM_RST
From CPU
RS_BUF_CNT
IC2601
Spliter
HC2G66DP
CNVss
RxD,TxD
UART
IC2008
PNL_I2C_EN
Gate
7WH126FU
RxD,TxD_CPU
UART BU+3.3V
IC2002
32.768kHz
CNVss X2001 M16C/64A
Xtal
IXC786WJ
THERMO SUB MCU
Thermister
A/D
+8.0V
20MHz
ERR_PNL
X2002
+3.3V
Xtal
STB
+1.8V
AC_DET
PM_REQ,
+1.25V
PS_ON
N_SRESET
+1.05V PNL_POW
CEC_0
I2C
STB_CPU
OFL1
PWM_0
OFL2
PWM_1
EEPROM_SCL/SDA
27.000MHz
BU+3.3V
IC2004
X3302
EEPROM
X'tal
2kbit
IC3501
DDR2(1066M) IC3502
DDR2(1066M) 1Gbit
1Gbit
1) BU3.3V
2) D3.3V
3) D5.6V
4) D5V
5) D+1.8V
6) D+1.05V
7) STB+3.3V
8) S+8V
9) CPU+1.2V
POWER CIRCUIT
BU+3.3V
[RA] P2005 (15p)
[RI] P202 (2p)
[KM] J1 (8p) [RA] P102 (5p)
(2PIN)
R/C
ICON
KEY
MENU/POWER
INPUT/CHANNEL
LED
OPC sensor
VOLUME
R/C receiver x3
13 14 15 16
LC-40/46LE810E (1st Edition)
[LW]
P2601
(41p )
I2C_0
(400KHz)
O_S_SET
FRAME
DET_SYNC
VCOM_WP
TCON_I2C
B_STATUS
DET_POW
PNL_EN
PE PE
PNL_ROM_EN
ROM_WP
PNL_WP
From CPU
[LB]
P9602
(9pin)
ERROR
VON
IC9601
OFL
Spliter
DMMER
HC2G66DP
[PD]
P9601
(12PIN)
AC_DET
PS_ON
PNL_POW
UR13V
S13V
BU5V
17 18 19