Read Sharp LC-37GA5E (serv.man14) Service Manual online
66
LC-37GA5E
FLASH_W
SRST
OSTEMP
PMUTE
IC3_CS
TV_POW2
FAN-ERR
VSH_OUT
RXD0_M
FLASH_W
LSYNC
SRST
STB
OSTEMP
MP_CLK
MP_DA
TXD0_M
VSH_IN
DDC_SDA
DDC_SCL
L_FL_ERR
DAC_RST
IC2_CS1
DAC_RST
IC1_CONF1
IC2_CONF1
ROM1_WP
IC2_CS1
IC1_CONF
IC1_CONF1
IC2_CONF
IC1_CS1
IC2_CSA
IC1_CS
IC1_CS1
IC2_CONF1
RXD0_M
LSYNC
D3.3V
D3.3V
D3.3V
CSEN1
CONNECT
STB
CONNECT
DDC_SCL
FLASH_W
DDC_SDA
TXD0_M
SRST
POWDTC_M
RXD0_MA
D5V
D5V
D5V
PANEL_POW
DDC_RST
BU5V_FB2001
BU5V_FB2001
BU5V_FB2001
BU5V_FB2001
BU5V_FB2001
L_FL_ERR
R2022
100
*R2014
10K
DDC_RST
D5V
VSH_OUT
FB2001
0006TA
BU5V
FAN-ERR
PMUTE
*R2016
22K
PANEL_POW
IC3_CS
COM_BIAS
VSH_IN
IC2_CS
MP_DA
MP_CLK
R2006
33K
CJ
2
1
3
4
MP_DA
DDC_RST
MP_CLK
R2019
1M
R2011
10K
MP_DA
MP_CLK
DDC_RST
R2038
33K
R2048
100
TV_POW2
C2010
0.01u
C2020
0.01u
C2017
0.1u
25V
Z
C2023
0.1u
25V
Z
GRAY_LEVEL
VLS_BIAS
OSTEMP
R2023
100K
R2064
100
POWDTC_M
IXA870WJ
MICRO-PROCESSOR
1
OPC
2
CCKM
3
AVCC
4
XOUT
5
XIN
6
VCI
7
RESET
8
TEST
9
VSS
10
OSC2
11
OSC1
12
VCC
13
TMDS_VSH_I
14
CSENI
15
(SMPOW)
16
PANELPOW
17
DAC_RST
18
L_FL_ERR
19
POWDTC_M
20
DDC_POW
21
IC1_DONE
22
23
24
FAN_ERR
25
W_PROT_M
26
DDC_SDA
27
DDS_SCL
28
29
30
LSYNC
31
CONFIG_SDA
32
TV_POW
33
TV_POW2
34
(REQ)
35
F_MODE1
36
VSH_OUT
37
IC1_CS
38
IC2_CS
39
PMUTE
40
DDCRST
41
F_MODE2
42
STB
43
IC1_CONF
44
IC2_CONF
45
RXDO_M
46
TXDO_M
47
CONFIG_SCL
48
MP_CLK
49
MP_CS
50
MP_DA
51
IREM
52
CSEN2
53
SR_UP
54
STBY_POW
55
POWG_LED
56
POWR_LED
57
FANCNT
58
59
AREA1
60
KEY2
61
KEY1
62
OSTEMP
63
AREA2
64
MOTOR_CHK
100u
16V
C2022
ASY
LVX125FT
BUFFER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
C2036
0.1u
25V
Z
R2034
0
R2065
100
CJ
2
1
3
4
C2032
0.1u
25V
Z
R2054
100
R2049
100
R2052
100
R2053
22K
22K
R2021
100
R2041
100
R2063
100
R2013
39K
C2013
1000P
C2012
1000P
R2046
10K
R2031
100
R2061
100
R2060
0
R2050
68K
C2009
1000P
R2026
22K
C2016
0.1u
0.1u
25V
Z
C2035
0.1u
25V
Z
C2015
0.1u
25V
Z
R2056
100
CJ
2
1
3
4
R2009
100
R2010
22K
R2040
10K
Q2004
DTC144EE
INVERTER
D2004
MA157A
1
2
3
Q2002
DTC144EE
INVERTER
C2004
0.1u
25V
Z
C2001
0.1u
25V
Z
R2003
22K
R2042
100
STB
R2075
2.2K
R2069
0
X2001
SC0032TA
1
2
3
4
R2017
390K
C2006
22P
(CH)
C2007
22P (CH)
R2018
10M
R2020
100
P2001
N0544FJ
ADJUST
AD
1
BU5V_OUT
2
N.C
3
GND
4
SRST
5
FLASH_W
6
TXD1_M
7
RXD1_M
M62392FP
DAC
1
RST
2
SCL
3
SDA
4
A7
5
A8
6
A9
7
A10
8
A11
9
A12
10
Vref
11
VrefU1
12
GND
13
VrefU2
14
A1
15
A2
16
A3
17
A4
18
A5
19
A6
20
VCC
21
VDD
22
CS2
23
CS1
24
CS0
C2021
0.1u
25V
Z
R2071
0
R2036
22K
R2044
4.7K
R2045
4.7K
C2024
1000P
R2068
100K
R2072
22K
R2081
22K
R2073
0
LVX125FT
BUFFER
1
2
3
4
5
0
7
8
9
10
11
12
13
14
BD4742G
RESET
1
2
3
4
5
FL2001
Z0169TA
(10MHz)
1
2
3
C2003
0.1u
25V
Z
D2005
1SS355
R2008
22K
Q2003
DTC144EE
INVERTER
Q2012
DTC144EE
INVERTER
C2014
0.1u
25V
Z
D3.3V
R2074
47K
R2088
100
R2089
100
R2092
22K
R2093
3.3K
R2001
100K
C2008
0.1u
25V
Z
R2607
22
R2608
22
22
R2610
100K
R2609
100K
SYNC_DET
R2611
100
R2616
10K
T7SET32U
BUFFER
1
2
3
4
5
Q2013
2SK536
BUS SW
S
D
G
R2618
22
Q2014
2SK536
BUS SW
S
D
G
C2025
0.01u
CYB
R2620
100K
IC2_CONF
R2625
100
IC1_DONE
ROM1_WP
IC1_CONF
R2005
100
R2629
0
IC1_CS
R2630
4.7K
R2631
4.7K
R2633
100
R2634
100
R2636
1K
R2639
10
C2002
0.1u
25V
Z
LVX125FT
BUFFER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
BR24L08F
MEMORY E2P
1
2
3
4
5
6
7
8
R2640
4.7K
Q2011
DTC144EE
INVERTER
Q2015
DTC144EE
INVERTER
R2641
4.7K
SHT_DET
R2027
0
R2004
0
R2024
0
R2028
0
R2025
10K
R2002
0
R2007
2.2K
F
R2612
8.2K
F
R2033
0
R2035
4.7K
R2015
0
R2058
0
R2059
0
P2005
NA144WJ
1
+3.3V
2
EEROM_CS
3
EEROM_CK
4
EEROM_DA
5
EEROM_SW
6
EEROM_SO
7
EEROM_WP
8
SCLK1
9
SDA1
10
MRDY
11
GND
12
TXDC
13
RXDC
14
B5V
15
BUSY
16
SCLK
17
SUB_DIN
18
SUB_DOUT
19
CNVSS
20
RESET
R2066
0
R2070
0
R2076
0
VH255
VLS+15V
G 5
0 8
GA5E-019
GA5E-020
GA5E-020
R2647
0
R2646
0
R2030
47K
Q2016
DTC144EE
INVERTER
R2077
100
R2078
100
R2079
100
P2006
NA178WJ
SH
1
GND
2
SDA1
3
SCL1
4
CONNECT
5
MRDY
6
SRST
7
RXDC
8
TXDC
OPC
9
R2067
100
R2037
22K
TO GRAYLEVEL
TO POWER
TO QS
TO LCDCONT
(PWBXC919WJ)
TO GAMMA
TO POWER
S3 (2004.11.15)
LC-37GA5E
LCD CONT 5 (MICOM)
IC2004
IC2017
IC2010
IC2016
IC2001
DUNTKC919DE03
IC2006
IC2019
IC2008
LCD_CONT UNIT 5/7
0
5.0
3.3
0
5.0
3.3
0
3.3 5.0 0
0
0.4 0
3.3
0
5.0
0
0
5.0
0
5.0
4.7
4.6
4.9
2.0
4.1
0.8
0
0
0
5.0
0
5.0
5.0
5.0
5.0
0
0
0
5.0
5.0
0
5.0
5.0
0
8.0
3.3
0.4
0
6
0
3.9 0
3.3 3.9 0
3.1 3.3
0
0
0
5.0
5.0
0
0
3.3
0
5.0
0
0
3.3
0
5.0
5.0
4.3
9.0
5.0
4.3
5.0
5.0
0
5.0
3.3
0
5.0
3.3
0
3.35.0 0
1.2 5.0 0
3.3
0
0
5.0
0
4.6
4.7
5.0
5.0
0
4.5
0
0
0
4.5
0
0
3.3
LCD Control Unit Diagram 5/7
(MICOM)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
I
H
G
F
E
D
C
B
A
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