System Block Diagram - Sharp LC-32LE705E/S Service Manual

[2] SYSTEM BLOCK DIAGRAM

SYSTEM BLOCK DIAGRAM (LC-32LE705E/S, LU705E/S, LX705E)
EXT8
J
J505 CVBS_IN
CVBS/LR
CVBS_IN_L/R
EXT1(CVBS/YC/RGB)
SC1_CVBS/Y
SC503
SC1_IN_L/R
CVBS/LR
SC1_Y/C
RGB RGB
SC1_V_OUT
TUNER_OUT SLOWSW2
TUNER_OUT_L/R
LR_OUT
SLOWSW1
FS/FB SC1FSW
IC504
TUNER OUT
I
Disclete
MM1506XN
EXT2(CVBS/YC) MUTE
SC2_CVBS/Y
SC502
CVBS/LR SC2_IN_L/R
SC2_Y/C
RGB
SC2_V_OUT IC508
AV_OUT
MONITOR_L/R
LR_OUT MONITOR OUT
Disclete
MM1756AU
FS/
MUTE
AV_LINK
AV_LINK
EXT3(COMP/AUD)
J503/503 COMP_YPbPr
H YPbPr/LR
COMP_IN_L/R
SP
SP_L
P2701
IC2701
SPK_OUT
SP AMP
YDA148QZ
SP_R
OUTPUT(AUDIO)
MONITOR_L/R Disclete
J50 MUTE
AUDIO_OUT
Disclete
G
MUTE
SC4401
CI_D[7:0] /CI_A[14:0]
CI
CIEN,CIDET
(COMMON
TS_CI_OUT
INTERFACE)
TS_CI_IN
IFAGC
D_IF IN P/N
TUNER_CVBS
TU1101
TUNER
F
SIF
J504
HP_PLUG
HP
HP_L/R
DIGITAL
AUDIO_OUTPUT
D520
OPT_OUT
GPFSV51V IC503
SPDIF_OUT
OPT OUT
MUTE T7SET08
E
EXT4/6
J501
HDMI2/PC
PC/HDMI_L/R
AUDIO(R/L)
(MINI_PLUG)
EXT4
SC501 PC_RGB
PC_H/Vsync
ANALOG_RGB
(PC)
IC501
EEPROM
BR24C21F
IC506
M3221EIP-1Y
RS-232C
RS232C TxRx
D
EXT8
SC1501
HDMI_3
HDMI-4
DDC_3
EXT7
SC1505
HDMI_4
HDMI-3 IC1504
DDC_4 SII9287
EXT6 SC1503
HDMI-SW
DDC_1
C
HDMI-2
HDMI_1
EXT5 SC1502
DDC_2
HDMI-1
HDMI_2
CEC_LINE
J3301
USB_DP/N
USB
IC3301
LINE REG
BD6538G
B
A
1 2 3 4
IC507
MUX
MM1507XN
TUNER_CVBS_SEL
TU_CVBS_OUT_MUTE
D3.3V
IC8455
EXE_LED1
M24C64WN
EEPROM
CVBS BYPASS
COMP_YPbPr
X4401
27MHz
CI_CEB, CI_RB
IC4405
CI_CNT_RESET
CI Controller
TS_CPU_IN
MT8295 TS_CPU_OUT
IC4401/2/3
Buffer
SDA.SCL(400Hz)
X1101
LCX244FT
27MHz
DVBC
IC3302
IC1106
Digital AV decode
Demodulator
FE_RST
IXC951WJQZQ
DVB-C
STV0297E
IC1102
DVB-C SEL
IF_DEMIX
LV4053FT
D_IF IN P/N
TUNER_CVBS
IFAGC
SIF
TUNER_SDA/SCL
SPK_OUT_L/R
TUNER_OUT_L/R
MONITOR_OUT_L/R
HP_L/R
CVBS_IN_L/R
SC1_IN_L/R
SC2_IN_L/R
COMP_IN_L/R
OPT_OUT
PC/HDMI_L/R
PC_RGB
PC_H/Vsync
SW_TMDS_CLKP/N
SW_TMDS_D0P/N
SW_TMDS_D1
SW_TMDS_D2
IC8452
LCX157FT
SW
IC8454
AHC1G08W
SW
TMDS_Rx/ I2C_SINK
5 6 7 8
TA1+/-,TB1+/-,TC1+/-,TCLK1+/-,TD1+/-,TE1+/-,
TA2+/-,TB2+/-,TC2+/-,TCLK2+/-,TD2+/-,TE2+/-
IC2601
Spliter
PNL_EN
HC2G66DP
PNL_IC2_EN
PNL_ROM_EN
PNL_WP
X3302
27MHz
IC9611
Spliter
HC2G66DP
SDA1.SCL1
OFL1
IC2007
VON SW.
AHC1G08W
X2001 X2002
20MHz 20MHz
D3.3V
EXE_LED
STB
EXE_LED
DET_POW2_PNL12V
AV_LINK AV_LINK_O
DET_SYNC
AV_LINK_I DET_SYNC
IC3501
IXC790WJ
CEC_LINE CEC_I12
1066Mbit
LAMP_ERR
ERR_PNL
DDR2 CEC_O12
ANT_5V_SW ANT_POW
LNB_SHORT LNB_SHORT
MUTE_A_ALL MUTE_A_ALL
IC3502
IC2002
IXC790WJ
I2C1_SCL
IC2004
1066Mbit I2C1_SDA
MONITOR_MICON
S24C508J
DDR2
EEPROM
W_PROT_M IXC786WJ
PNL_POW
BU+3.3V
IC2001 SM_POW
S80927NM RESET
AC_DET
RESET
UCOM_RST
RXD/TXD_DBCG
CNVss
AMP13V
CNVss CNVss
BUSY/CE/EPM/SCLK
RS_BUF_CNT POW13V
RXD/TXD
RS_BUF_CNT DET_POW1_13V
D3.3V
PM_REQ,CBOOTS DET_POW3_D3V3
IC2008
7WH126FU
SW. D_POW
D_POW
TH2001
RXD/TXD_CPU QSTEMP
CPU_RXD_UCOM
CPU_TXD_UCOM
STBY_POW
PM_REQ,CBOOTS POW_SW
KEY2
KEY2
KEY1
KEY1
N_SRESET
N_SRESET
IR_PASS
D5V
IC8401
IXC147WJQZQ
ILL_LED Q2002
512Mbit
RN4901
FLASH
SW.
BU+3.3V
OPT+3.3V
IC2009
TC7SH00U
IR_SW.
RA(P2003)
(10pin)
IM(P101) RA(P102)
IM(P201)
(2pin) (2pin) (10pin)
D102
IC101
OPC
BU3.3V OPC
SENSOR
D103
TVPOW R
RMC101
G/B
IR
ICON UNIT RECEVER
R/C, LED UNIT
9 10 11 12
4 – 5
LC-32/40/46LE705E/S, LU705E/S, LX705E, LC-52LE705E/S
T-CON UNIT
MAIN UNIT LCD PANEL UNIT
PE
HV_MODE
LCD_PANEL
1920x1080
DET
LCD_EN
VCOM_SCL/SDA
VCOM_WP
GSP
GCK
PNL+12V
(CN7604) (CN7601/7602)
GSP VSYNC
GCK HSYNC
SCLC/SIN/SOUT
OFL1 OFL
U7701
STB STB
LED DRIVER
SCL/SDA BL CONTROLER
SCL/SDA BL
LCMXO1200
V13CTL
ERROR
LAMP_ERR
BL_ON
Reset
PNL_POW
PS_ON
AC_DET
PNL_12V
POWER_SUPPLY 3.3V
CIRCUIT
BACK-UP_SYSTEM
BU+5V
BU+3.3V
3.3V
MAIN_SYSTEM
D5V
D3.3V
S+8V
S+13.5V
D1.8V
CPU1.2V UR+13.5V
D1.05V
BU+5V
etc.
BU5V
BU+5V
STBY_CONV.
KM(P2002)
(4pin)
NOISE_FILTER
KM(P151)
(5pin)
S151 S154 S157
CH-UP VOL-UP POWER
S152 S155
CH-DOWN VOL-DOWN
S153 S156
AC_INLET
SA(CN7001)
INPUT MENU
(3pin)
KEY UNIT
13 14 15 16
LA1(CN7006) LA2(CN7007)
(12pin) (6pin)
U7702
LED DRIVER
IR2E59
(CN7603)
13V
156V
13V 156V
MAIN_CONV.
PFC
CONTROL
POWER_UNIT
17 18 19