Sharp AQUOS LC-40LE700UN, Service Manual

Page: 74 / 156

LC-32/40/46/52LE700UN
8 – 2
[2] SYSTEM BLOCK DIAGRAM (LC-32LE700UN)
1 2 3 10 9 7 6 5 4 8
J
A
B
C
D
E
F
G
H
I
13 11 19 18 16 15 14 12 17
SYSTEM BLOCK DIAGRAM (LC-32LE700UN)
zz
CVBS
S Video
IC8001
MT5391F(Full-HD)
IXC579WJ
Digital AV decode & Main CPU
PROTECT
N_CPU_RST
ޣ
PD
ޤ
POWER
P
97
01
(1
2P
IN
)
SPI/NAND
LVDS
OUT
USB_0
D_IF in
Audio in
DTV/SPDIF
I2C_0
RESET
UART-2 UART-0
AGC
RGB in
HDMIin
CVBS
S-Video YPbPr
I2C_1
RxD,TxD
MAIN
SIF
SPDIF
Thermister
KEY1,KEY2,STANDBYPOW
PS_ON
BU5V
Von
AC_DET
YPbPr
OPCLED,POWLEDR,POWLEDG,LEDY
V3_L/R
HDMI 2
IC2002
M16C/64
IXC331WJ
Monitor Micom
UART
P2001
Connector
for Software
Write
/Emulator
BU+3.3V
FRAME,R/L,U/D,TEMP[31],O/ :
Power Circuit
Main Line
˴
A8V
A3.3V
˴
5V
˴
D3.3V
˴
D1.8V
˴
D1.25V
D1.05V
I2C
EEPROM_SCL/SDA
ERR_PNL
I/O
I/O
I/O
AC_DET
I/O
THERMO
A/D
OPC
A/D
INT0
R/C
CVBS
L/R
N_TUN_RST
INPUT
1
UR13V
BackUp
Line
˴
BU+5V
BU+3.3V
PM_REQ, CBOOTS
I/O
N_SRESET
I/O
SC9301
Software Writing
Connector
IC1301
I/O
LA79200V
+5V
IC2701
SP AMP
YDA148QZ
+13.5V
P9201
Debug
Connector
S-Video
PNL_WP, SOUSA_WP
SHIP_EN,PNEL_EN,LVDS_SEL
LINE_L/R
SPOUT_L/R
Disclete
Mute
LINE_MUTE
AMP_MUTE
STANDBY
N_TUN_RST
N_SRESET
RGB_LR
RGB/HDMI
Audio
(Mini Plug)
HDMI 1
IC1605
TMDS-SW
SII9287
In2
In1
In3
+3.3V
䇼 SP 䇽
P2701
EXT-SP
SP
IC2008
Gate
7WH126FU
WP
RGB_L/R
LR
Audio Out
I/O
OPTICAL
OUT
CPU_SPDIF_OUT
RST_FLS_CPU
RS_BUF_CNT
CNVss
RxD,TxD
27.000MHz
X8001
X'tal
20MHz
Xtal
20MHz
IC2004
EEPROM
S24CS08J
BU+3.3V
N_DBG_RST
I2C1 (400KHz)
INPUT
7
INPUT
6
INPUT
4
LR
Component
RF IN
TU1102
Analog/
Digital
Tuner
D_IF AGC
I2C
+3.3V
TxD/RxD
STB
DETPNL12V
I2C_0 (100KHz 5V)
TUNER_I2C
TUNER_I2C (100KHz 5V/3.3V)
IC2001
Reset
BU+3.3V
J8001
USB
PNL_ON
From CPU
IC9003
RS232C TxRx
M3221EIP RS-232C
No.9 pin RC Passthrough
DET_13V,DET_5
V
BU+3.3V
ޣ
LW
ޤ
P
26
01
(41p
FFC)
IC2601
I2C SW
PNL_I2C_EN
+8.0V
+3.3V
+1.8V
IC8454
EEPROM
64kbit
+3.3V
SIF
Component
CVBS
INPUT
2
INPUT
3
YPbPr
CVBS
L/R
L/R
V2_L/R
L/R
V1_L/R
HDMI 3
INPUT
5
Service
INPUT
4/6
ޣ RA ޤ P2003(10p)
ޣ
RA
ޤ
P102(10p)
R/C
OPC
LED
LED
Disclete
Mute
D-SUB
RGB
POWER
MEN
䌕
INPUT
Ch-Up/Down
Vol-Up/Down
KEY
ޣ
KM
ޤ
P2002(4p)
ޣ
KM
ޤ
P151 (5p)
+1.25V
+1.05V
IC8453
NAND FLASH
512Mbit
+3.3V
Audio out
IC1801
TMDS-SW
SII9287
In2
In0
In3
+3.3V
HDMI 4
INPUT
8
IC8152-3
DDR2(1066)
512Mbit
UART-1
I2C1 (400KHz)
+3.3V
In0
In1
LR
ޣ
LP
ޤ
P
26
02
(15pin
)
ޣ
LB
ޤ
P
26
03
(9pin
)
OFL1
DETSYNC
BU+3.3V
IO_SPDIF_MUTE
IC1809
EEPROM
+5V
(SIDE)
(SIDE)
+1.8V
IC1304 Q1312
IC2602
I2C SW
BL_I2C_EN
Q2601
5V
Њ
3.3V
GSK,GCP
B_STATUS
HDMI_WP
IC1607
Buffer
LCX125F
T
BU+3.3V
HDMI_CEC_IN
SP_CEC
IC1606
IC1603
SP_CEC_O_UCOM
SP_CEC_I_UCOM
HDMI_CEC_O_UCOM
HDMI_CEC_I_UCOM
ILL_LE
D
Q2002
Tr
+3.3V
+3.3V
ޣ
IM
ޤ
P101
(2P)
ޣ
IM
ޤ
P201
(2P)
ICON
STB_CPU
to P9701
PNL_ON