Sharp LC-32AV22U Specifications Page 62
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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
D2
D4
D1
F4
E3
E2
E1
F3
F2
F1
E4
D3
B3
A3
C2
B2
A2
C1
B1
A1
C3
A4
B4
C4
A5
B5
C5
A6
B6
C6
A7
C7
B7
A9
B9
C9
A8
B8
C8
D10
A10
B10
C10
A11
B11
C11
D11
A12
B12
C12
A13
B13
C13
A14
B14
C14
D14
A15
B15
C15
D15
A16
B16
C16
A17
B17
C17
IC3901
R8J01047A71BG
SCALER IC
G3
D20
L22
L23
K20
K21
K22
K23
J20
J21
J22
J23
H20
H21
H22
H23
G20
G21
G22
G23
F20
F21
IC801
M24256-BWMN6TP
EEP ROM IC 256K
1234
5678
JG803
JG811
JG801
JG802
JG806
JG800
JG804
JG805
JG807
JG809
JG808
CP801
A2001WV2-5P
EEP ROM
1
2
3
4
5
CP802
A2001WV2-8P
PC CONTROL
1
2
3
4
5
6
7
8
CP803
A2001WV2-10P
MICON_DATA
1
10
2
3
4
5
6
7
8
9
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
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
C895
0.1
B
C823 0.1 B
R816
4.7K
R831 4.7K
R832 4.7K
R851 4.7K
R853
4.7K
R819
1K
R850
22K
R821 10K
R818
1K
R820 10K
R854 4.7K
R827 4.7K
R825 4.7K
R837 4.7K
R829 100
R828 100
R840 4.7K
R839 4.7K
R824
4.7K
R826
4.7K
R835 100
R836 4.7K
R833 100
R834 4.7K
R838 4.7K
R800 10K
R804 4.7K
R805 4.7K
R811 4.7K
R810 4.7K
R809 4.7K
R807 4.7K
R808 4.7K
R806 4.7K
R817 4.7K
R814 4.7K
R815 4.7K
R875
4.7K
W822
W821
W820
W813
D802 1SS355
D801 1SS355
S
D
G
Q801
2SK393800L
SW
S
D
G
Q800
2SK393800L
SW
AFT
DVP_RESET
DTV_RX
DTV_TX
EEPROM_SCL
EEPROM_SDA
EEPROM_SCL
SD-H
EEPROM_SDA
AFT_1[LOW]
IIC_OFF
AFT_2[HIGH]
AFT
P.CON+3.3V
AUDIO_MUTE
4SI_CHIP_SE
4SI_SCL
4SI_SDA_OUT
4SI_SDA_IN
SCL1
SDA1
TCLK
TDI
DVP_POWER_FAIL
TDO
PANEL_POWER_H
LIGHT_POWER_H
TMS
TMS
LIGHT_CTL
TRST
TRST
C_SYNC
TDO
TDI
TCLK
IIC_OFF
DVP_RESET
EXT_MUTE-H
AUDIO_MUTE
SD-H
MICON_RXD
STEREO_RESET
MICON_TXD
FAN_ON_H
AUDIO_MUTE
PANEL_POWER_H
EXT_MUTE-H
LIGHT_POWER_H
EEPROM_SDA
EEPROM_SCL
AFT_2[HIGH]
DVP_POWER_FAIL
AFT_1[LOW]
DVP_RESET
AT+3.3V
DTV_RX
DTV_TX
STEREO_RESET
AUDIO_MUTE
EXT_MUTE-H
SDA1
SCL1
P.CON+3.3V
P.CON+3.3V
AT+3.3V
FAN_ON_H
EEPROM_SCL
EEPROM_SDA
4SI_CHIP_SE
4SI_SDA_OUT
4SI_SDA_IN
DVP_RESET
MICON_RXD
MICON_TXD
4SI_SCL
C_SYNC
GND
H-4H-3
(M32C BLOCK)
NC
NC
NC
NC
NC
FROM/TO JACK
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
FROM/TO POWER4
FROM/TO SCALER1
FROM/TO AV OUT
FROM/TO FLASH
(DIGITAL PCB)
SCALER2 SCHEMATIC DIAGRAM
3.3
3.3
FROM/TO FRONT END
SYS_POWER_H
LIGHTPOWER_H
PANELPOWER_H
DVD_RESET
A17 DTV_TXD
C17 DTV/DVD SW
MPSEL0
TEST_CLK
ADJUT MODE
RESET
4SI_SDA_IN
4SI_SDA_OUT
PANEL_SCL
PANEL_SDA
VSS
A2
0000
A1
A0
TEST
VCC
0
SDA
SCL
3.3 3.3 3.3
IIC_OFF
GND
EEPROM_SDA
EEPROM_SCL
GND
TCLK
VSS
TDO
TDI
TMS
TRST
DBI
NC
VCC
NC
RST
(M32C BLOCK)
B17 NC
A_TUNER_AFT
TESTMODE1
TESTMODE0
MPSEL1
EEPROM_SCL
SCL1
NC
POWER_FAIL
NC
DIG/ANA_CVBS
DTV_SW
IIC_OFF
NC
S_DET_3
EXT_MUTE
AUDIO_MUTE
SD-H
STEREO_RESET
AFT2
AFT1
SD_SW
SCALER_SW
YUV_SW
HDMI_H
DV1000_RESET
DTV_RXD
NC
NC
TRDATA0
TRDATA2
TRDATA3
TRDATA4
TRDATA5
TRDATA6
TRDATA7
TRSYNC
TRCLK
NC
NC
TRDATA1
KEY_B
KEY_A
REMOCON IN
FLASH TMS
FLASH TRS
FLASH TDO
FLASH TDI
FLASH TCLK
CHIP_SELECT
4SI_SCL
NC
NC
GND
EEPROM_SDA
SDA1
3.3
3.3
3.3
3.3
FUN_ON_H
Y1/Y2_SW
NC
NC
NC
NC
NC
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
3.3
0
3.3
0
3.3
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
0
3.3
3.3
NC
NC
NC
NC
NC
NC
NC
NC
DVD RXD
DVD TXD
RESET
C_SYNC_IN
NC
NC
NC
NC
NC
SUB_MICOM_TXD
SUB_MICOM_RXD
4SI_CHIP_SE
4SI_CLK
4SI_DATA_OUT
4SI_DATA_IN
LIGHT CTL
INVERTER OFF
START SW
DVD POWER
DVD/AV3
NC
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
1.9
0
0
0
0
0
NC
NC
NC
NC
NC
NC
NC
14
15
NC
NC
NC
NC
NC
NC
CEF272
PCBDH0
- 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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