System Block Diagram - Sharp LC-60LE822E Service Manual

LC-60LE822E/LC-60LE822ERU

[2] 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
+13V
[SP] IC2703
SPEAKER P2701
SP AMP(2CH)
EXT-SP VHIYDA164QZ
IC2702
[SB]
Woofer AMP
Woofer P2702
(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)
TU1301
F
Satellite
TUNER_RESET
From CPU
Tuner
Headphone/
Audio
Out
E
OPTICAL IC503
OUT OPT OUT
T7SET08
EXT3/HDMI2
Mute
RGB/HDMI
RGB_LR_IN
Audio
(Mini Plug)
EXT3
Comp/RGB
D-SUB
D
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
IC1505
OPT OUT
B
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)
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
P_TS_SW 64kbit
CI_D[7:0] /CI_A[14:0] +3.3V
TS_CIOUT
CI Controller
TS_CIIN
IC4401
DVB_CS_SW
IC4402 IC4409
IC4403 LCX157
LCX244FT
+3.3V +1.2V
27.000MHz
+3.3V
IC1106
AGC Demodulator
X1101
DVB-C
Xtal
STV0297E
IC1102
FE_RST
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
Mute
From CPU or
UCON
D+5V
5 6 7 8
27.000MHz
X4401
Xtal
CI_CEB, CI_RB
+1.8V
IC4405
CI_CNT_RESET
MT8295
CI-CPU_IN
+8.0V
CI-CPU_OUT
+3.3V
IF_AGC
D_IF_IN-/+
+1.8V
TUNER_I2C
+1.25V
I2C_0
I2C_1
+1.05V
I2C_2
PM_REQ, CBOOTS
RGB HV
IC3302
RGB/Component in
STB_CPU
DDC_I2C_1 MT5391W(FHD)
HDMI_1 PWM_0
H.264 / CI+
PWM_1
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
IC9501
Ethernet Bus
Interface
KSZ8041T
J9501
SC8454
Ethernet for LAN
SD Connector
for Time Shift
9 10 11 12
9 – 2
MAIN
I2C_0
(400KHz)
BU+3.3V
IC2001
Reset
B_STATUS
UCOM_RST
PNL_EN
From CPU
RS_BUF_CNT
PNL_ROM_EN
IC2601
Spliter
HC2G66DP
CNVss
RxD,TxD
UART
From CPU
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
20MHz
ERR_PNL
X2002
Xtal STB
AC_DET
PM_REQ,
PS_ON
N_SRESET
PNL_POW
CEC_0
I2C
OFL1
OFL2
EEPROM_SCL/SDA
27.000MHz
BU+3.3V
X3302 IC2004
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
+3.3V
BU+3.3V
[RA] P2005 (15p)
[RI] P202 (2p)
[KM] J1 (8p) [RA] P102(5p)
(2PIN)
R/C
KEY ICON
MENU/POWER
INPUT/CHANNEL
LED
OPC sensor
VOLUME
R/C receiver x3
13 14 15 16
[LW]
P2601
(41p)
O_S_SET
FRAME
DET_SYNC
VCOM_WP
TCON_I2C
B_STATUS
DET_POW
PE PE
ROM_WP
PNL_WP
[LB]
P9602
(9pin)
ERROR
VON
IC9601
OFL
Spliter
DMMER
HC2G66DP
[PD]
P9601
(12PIN)
AC_DET
PS_ON
PNL_POW
UR13V
S13V
BU5V
[RL] P2006 (3p)
[RL] P201 (3p)
LOGO
LED
x3
17 18 19