Sharp LC-32AV22U Specifications Page 45
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ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
CP1700 YKF45-0036N
1
2
3
4
CP1701A2001WV2-9P
1
2
3
4
5
6
7
8
9
S
D
G
Q1702
2SK393800L
5V/3V
LEVEL SHIFT
S
D
G
Q1703
2SK393800L
5V/3V LEVEL SHIFT
IC1703 HY27US08281A-TP
FLASH MEMORY IC
1 10 11 12 13 14 15 16 17 18 192 20 21 22 23 24
2526272829
3
303132
33343536373839
4
404142434445464748
5 6789
C1803
226.3V TZV
JG1741
Assert_NIM
JG1737
DVO_INT
JG1738
DVI_SCDT
JG1739
DVI_HPD1
JG1731
JG1734
JG1733
JG1732
JG1727
JG1719
JG1722
JG1721
JG1720
JG1718
JG1717
JG1716
JG1740
DVI_HPD0
JG1742
JG1725
JG1735
FWIRE_CSTA#
JG1736
FWIRE_RSTA#
JG1751
JG1750
JG1749
JG1748
JG1747
JG1743
JG1745
JG1744
JG1746
JG1728
JG1726
JG1715
JG1714
JG1713
JG1730
JG1729
IC1701 AT24C02BN-10SU-1.8
EEPROM IC
1234
5678
AF3
E2
D3
E3
H3
F1
F2
G1
H2
IC2401 X242
ASIC/CLEAR CABLE ASIC
C4
B2
A3
C1
A2
B1
B3
D25
AF4
AE4
D26
E25
B4
C2
C3
D2
D1
E1
F3
G3
G2
F26
F24
AE16
AF16
A25
B25
B26
C25
C26
AD16
AE17
AD17
AF17
AF19
AD18
E26
F25
AF18
AE18
AE15
AD15
AE23
AD23
AD22
AF22
IC2401 X242
ATSC/CLEAR CABLE ASIC
AE22
D1702
RB520S-30-TE61
R1737
4.7K
R1745 1K
R1744 10K
R1740 10K
R1748
10K
R1747
2.2K
R1730 3.3K
R1722 15K
R1723 15K
R1731 3.3K
R1729 3.3K
R1728 3.3K
R1738 10K
R1805 15K
R1806 15K
R1732 100
R1733 100
R1735 4.7
R1734 4.7
R1739
4.7K
C1801
0.1 B
C1804
0.1 B
C1805
0.1 B
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
NFIO7
NFIO6
NFIO5
NFIO4
NFIO3
NFIO2
NFIO1
NFIO0
DTV_RX
DTV_TX
DTV_+5V
USB_N_A
USB_P_A
USB_P_A TDA NFCLE
USB_N_A ROMSCK_NFALE
RDA ROMSO_NFWE#
ROMSCK_NFALE
ROMSI_NFRE#
ROMSO_NFWE#
NFRY_BY#
CS_NF1#
CS_NF1#
NFCLE
ROMSI_NFRE#
NFRY_BY#
TWIRE_TXDB ROMCS_NFCE0#
TWIRE_RXDB
NFIO0
DTV_TX
NFIO1
DTV_RX
NFIO2
NFIO3
I2C_CLK_A NFIO4
I2C_DATA_A NFIO5
NFIO6
DTV_RESET
I2C_CLKC NFIO7
I2C_DATC
AUDIO_MCLK
I2C_CLKC
I2C_DATC
DVI_INT
ROMCS_NFCE0#
DVI_INT
ROMSO_NFWE#
I2C_CLK_A ROMSCK_NFALE
ROMSI_NFRE#
I2C_DATA_A DTV_RESET
+3.3V
GND
TWIRE_RXDB
TWIRE_TXDB
DTV_+5V
DTV_RESET
H-14H-13
FOR DEBUG
2.8
2.8
0
0
3.3
0
SDA
SCL
A1 WP
A2
A0 VCC
VSS
3.30
NMI
NC
(6/14 FLASH)
0
3.4
3.4
3.4
3.4
3.4
3.4
FINTR0
FINTR1
FINTR2
FINTR3
FINTR4
FINTR5
NFIO15
NFIO14
NFIO13
NFIO12
NFIO11
NFIO10
NFIO9
NFIO8
NFIO7
NFIO6
NFIO5
NFIO4
NFIO3
NFIO2
NFIO1
NFIO0
NFCE#0
NFRY BY#
NFRE#
NFCE#1
NFWE#
NFCLE
NFALE
/GND
B
R/
RE
CE
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
00
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
NC
NC
SE
NC
NC
NC
NC
NC
CLE
ALE
WE
WP
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
VCC
VSS
VCC
VSS
IO(7)
IO(6)
IO(5)
IO(4)
IO(3)
IO(2)
IO(1)
IO(0)
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC NCNC
(14/14 USB/SERIAL)
SPI_CS1
SPI_CS0
SPI_OUT
SPI_IN
SPI_CLK
I2CDATAC
I2CCLKC
I2CDATAA
I2CCLKA
CTSA#
RTSA#
RDA
TDA
RDC
TDC
TDB
RDB
COMP1
CAPT1
NC
NC
IRTXDA
IRRXDA
USB_OVRCUR#
3.3
0
0
0
0
USBNB
USBPB
USBNA
USBPA
+5V
GND
USBP
USBN
I2C CLK_A
DTV_IIC_OFF
I2C DATA_A
5V or 3.3V
DTV RESET
XDB
RDB
GND
GND
NC
NC
NC
NC
FROM/TO MICON
PCBDH0
CEF272
FOR FIRM UPDATE
TO ASIC
FROM POWER2
FLASH SCHEMATIC DIAGRAM
(DIGITAL PCB)
INTERFACE_HDMI IC
- LC-32AV22U 1
- SERVICING NOTICES ON CHECKING 2
- IMPORTANT 2
- HOW TO ORDER PARTS 2
- ABOUT LEAD FREE SOLDER (PbF) 3
- GENERAL SPECIFICATIONS 4
- DISASSEMBLY INSTRUCTIONS 10
- DISASSEMBLY INSTRUCTIONS 13
- SERVICE MODE LIST 15
- SERVICING FIXTURES AND TOOLS 16
- CONFIRMATION OF INITIAL DATA 17
- ELECTRICAL ADJUSTMENTS 18
- TROUBLESHOOTING GUIDE 22
- TROUBLESHOOTING GUIDDE 27
- SIGNAL(AV PCB) BLOCK DIAGRAM 29
- POWER(AV PCB) BLOCK DIAGRAM 31
- POWER BLOCK DIAGRAM 32
- PRINTED CIRCUIT BOARDS 33
- DIGITAL(TOP SIDE) 33
- PRINTED CIRCUIT BOARD 34
- DIGITAL (BOTTOM SIDE) 34
- AV (TOP SIDE) 35
- AV (BOTTOM SIDE) 36
- RISK OF FIRE 37
- - REPLACE 37
- AS MARKED 37
- ' . 38
- SCALER SCHEMATIC DIAGRAM 39
- ASIC SCHEMATIC DIAGRAM 43
- SDRAM SCHEMATIC DIAGRAM 44
- FLASH SCHEMATIC DIAGRAM 45
- FRONT END SCHEMATIC DIAGRAM 46
- AV OUT SCHEMATIC DIAGRAM 47
- POWER2 SCHEMATIC DIAGRAM 48
- POWER1 SCHEMATIC DIAGRAM 49
- JACK SCHEMATIC DIAGRAM 50
- (AV PCB) 51
- AV SWITCH2 SCHEMATIC DIAGRAM 52
- AV JACK SCHEMATIC DIAGRAM 54
- STEREO SCHEMATIC DIAGRAM 55
- SOUND AMP SCHEMATIC DIAGRAM 56
- AV JACK2 SCHEMATIC DIAGRAM 57
- POWER SCHEMATIC DIAGRAM 58
- (REMOCON PCB) 61
- (OPERATION PCB) 61
- SCALER2 SCHEMATIC DIAGRAM 62
- SCALER3 SCHEMATIC DIAGRAM 63
- SCALER4 SCHEMATIC DIAGRAM 64
- POWER3 SCHEMATIC DIAGRAM 70
- POWER4 SCHEMATIC DIAGRAM 71
- (DIGITAL PCB) 73
- AV SWITCH SCHEMATIC DIAGRAM 74
- POWER5 SCHEMATIC DIAGRAM 80
- INTERCONNECTION DIAGRAM 84
- WAVEFORMS 85
- MECHANICAL EXPLODED VIEW 87
- (PACKING DIAGRAM) 88
- REF. NO 90
- PART NO. DESCRIPTION 90
- COPYRIGHT 100
- 2007 BY SHARP CORPORATION 100
- ALL RIGHTS RESERVED 100
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