Sharp TU-X1U Service Manual page 54

TU-X1U
[2] SYSTEM BLOCK DIAGRAM
BLOCK DIAGRAM
Terminal
J
IN1_V, IN1_V_PLG
CVBS/LR
IN1_L/R
INPUT
IN1_Y, IN1_CB, IN1_CR, IN1_Y_PLG
1 Component
J501 IN2_V, IN2_V_PLG
CVBS/LR
IN2_L/R
INPUT
2
IN2_Y, IN2_C, IN2_Y_PLG
S Video
J502
I
OPTICAL
OPT
D509
OUT
+5V
CVBS
TU1101
Analog/
AFT
RF IN Digital
Tuner
I2C3
H
Sub_Terminal
J602
G LINE_OUT_L/R
Audio Out
RS-232C
SC601
HDMI Audio
HDMI_L/R
J601
RGB Audio PC_L/R
F
(Mini Plug)
J603
Ethernet
J9501
+5V +5V +5V
E SC2201 IC2202 IC1601 IC1603
EEPROM EEPROM EEPROM
D-SUB
INPUT
RGB
9
IC1602
IC1605
+5V
IC1606 +5V
+5V
HDMI 2
HDMI10_DDCI2C_EN
INPUT
RX_x8
SC1601
5
IC1607
+5V
HDMI 3
INPUT HDMI11_DDCI2C_EN
RX_x8
SC1602
D 6
+5V +5V
IC1703 IC1704
EEPROM EEPROM
IC1702
+5V
IC1705
+5V
+5V IC1706
HDMI 4
INPUT HDMI20_DDCI2C_EN
RX_x8
C SC1701
7
IC1707
+5V
HDMI 5
HDMI21_DDCI2C_EN
RX_x8
INPUT
SC1702
8
IC1504
+5V
EEPROM
IC1505
HDMI_CEC_IN_
IC1501
To UCOM +5V
RX_x8
IN3_V, IN3_V_PLG
B
IN3_L/R
IN3_Y, IN3_CB, IN3_CR, IN3_Y_PLG
Front I/F
J2202
INPUT
J2201
4
INPUT
3
A
2 3 4
1
MAIN
+5V IC1304
Mute
OPT_DLY_OUT
Disclete
Mute
+5V
IC1301
I/O
LINE_MUTE M62320
I2C0 (100KHz 3.3V)
I2C1 (100KHz 5V)
+5V
Q1302
+3.3V
3V<->5V
IC1307
DIT/DIR I2C1 (100KHz 3.3V)
AK4683EQ
IC1305 IC1306
DELAY DELAY
TPA5050 TPA5050
+3.3V
+3.3V
+9V +5V
IN1
IC1403 +3.3V
IN1_L/R
IN2
CODEC OUT1
IN2_L/R
AK4682AE
IN3
IN3_L/R
IN4
OUT2
HDMI_L/R
IN5
PC_L/R
IN6
OUT3
LINE_L/R
+3.3V
IC1401
IC1303
TC7WU04F
Buffer
Buffer I2S I2S
+3.3V
X'tal
12.288MHz
12.288MHz
I2C0 (100KHz 3.3V)
+3.3V
IC1604
+1.8V
TMDS-SW
IC1502
SII9185A
+3.3V
HDMI-Rx
In0
+1.8V
SII9135A N_HDMIRX_RST
In1
+3.3V
In0
+1.8V In2
HDMI_SPDIF
IC1701
TMDS-SW
X'tal
SII9185A
In1 28.322MHz
In0
In1
In2
+5V
DDC_WE
HDMI01_DDCI2C_EN
EXT_RST
To UCOM
5 6 7 8
+3.3V
+2.5V
IC4602
P4600
Config ROM
Connector for
writing FPGA
+3.3V
Data
+2.5V
+1.2V
IC4601
LVDS_Rx
(FPGA)
LVDS CMOS
I2S0_BCK,I2S0_LRCK,I2S0_DATA
I2C3 (100KHz 5V)
From CPU
+3.3V
IC8454
EEPROM
64kbit
I2C2 (400KHz)
I2C_3
+3.3V IC8155
I2C_2
VTT
I2C_1 +2.6V
I2C_0
+1.2V
IF in
AGC
SIF
IC1406 IC1402
OP-Amp AUDIO D/A out
OP-Amp
+9V +9V
H/V
RGB in
DVIDATA[29:0]
DVICLK IC8001
DVIHSYNC
DVIVSYNC BCM3553 D0(Full-HD)
DVIDE
SPDIF in
Digital AV decode & Main CPU
54.000MHz
X8001
X'tal
N_RST_CODEC
COD_BCK,COD_LRCK,COD_SDOUT
I2S_MCK
I2S0_BCK,I2S0_LRCK,I2S0_DATA
DTV/I2S
I2S1_BCK,I2S1_LRCK,I2S1_DATA
SPDIF_OUT
DTV/SPDIF
To Reset of each IC
RESET_OUTb
N_CPU_RST
RESET
N_DBG_RST
N_SRESET
33MHz
+2.5V
+3.3V +3.3V +3.3V
IC9501 IC9003
IC9502 IC8452
RTL8100C RS232C TxRx
EEPROM FLASH
PCI to Ethernet M3221EIP
256Mb
X'tal
25MHz
25MHz
9 10
11 12
6 – 2
+3.3V
+1.8V
IC4504
HDMI-Tx
SII9134
SPDIF_OUT_B
I2S_MCK
To HDMI input
BU+3.3V
IC2001 BU+3.3V
Reset CEC_RX IC2006
CEC_TX
Gate
RST_UCOM
FLASW_UCOM
RS_BUF_CNT
BU+3.3V
RxD,TxD
IC2008
Gate
IC2002
7WH126FU
I2C
M16C EEPROM_SCL/SDA
RxD,TxD UART
Monitor Micom BU+3.3V
Thermister THERMO IC2004
A/D WP
EEPROM
A/D
S24CS08J
32.768Hz
AC_DET
32.768kHz 32.768kHz
20MHz
Xtal
20MHz
I/O
Xtal
IC8151-4
PM_REQ, CBOOTS
DDR1(400) I/O
N_SRESET
512Mb*4
I/O
I/O
CNVss
BackUp
BU+5V
BU+3.3V
Main
A9V
5V
D3.3V
D2.6V
D1.2V
BU5V
BU+3.3V
Power circuit
+6V
KM P2002(5p)
FAN P9702(3p) DC-OUT P9703(4p)
KM P151 (5p)
KEY
Power SW,
Power LED DC-out for HDMI
Wireless Transfer Unit
Fan Wireless Transfer Unit
13 14 15 16
HDMI out
SC4501
UR15V
BU+5V
AC-IN
17 18 19