JVC InteriArt LT-26C31BC Service Manual page 126

MI-COM & DIST PWB CIRCUIT DIAGRAM (1/11) SHEET 7
MI-COM & DIST PWB ASS'Y(1/11)
LCA10331-01E(SMK-0Z601A)
VCC5A VCC3A
LC011
LC008 D019
NQR0415-005X NQR0415-005X
OPEN
A3.3V
A5V
C071 C075 C078
OPEN OPEN 100
AGND
AGND
VCC2.5
VCC9A
LC009
LC012
NQR0415-005X
NQR0415-005X
9V
SHEET 17 2.5V
C072 C076 C079
C074
OPEN .1 47 /16
100 /6.3
AGND AGND
VCC5D VCC3D
LC010
LC013
NQR0415-005X
NQR0415-005X
D3.3V
D5V
C073 C077
OPEN OPEN
AGND
AGND
R140
OPEN
Q008
2SA1530A/QR/-X
T_VLINK
C021
C022 47 /16
R012
0.1
27k R009 SMGND
10k
Q010
2SC2712/YG/-X
T_V LINK
R010
R007
10k
D002 1k R006
R013 Q009 R008
MA111-X 1.5k
2SC2712/YG/-X 1k
220
R011
T_VLINK
SMGND SMGND
10K
R016
Q012
Q011
2SC2712/YG/-X 10k SMGND
T_VLINK
T_VLINK
2SC2712/YG/-X
D003
R015 R014
MA3068/M/-X
47k 1k
R017
10k
SMGND
SMGND SMGND SMGND
L015
4.7
NQL034K-4R7X
C049
C048
.1
47 /16
SMGND SMGND
IC003
K4S641632F-TC75
IC004
MBV160-26C31UE
A15 A16
K004
A14 D0
A13
A12 D15 D1
A11 D7 D2
SMGND C056
A10 D14
A9 D6 D3
.1
A8 D13 D4
A19 D5
A20 D12 D5
K003
WR D4 D6
R042 C067
0 C057
0 .1
D11 D7
D3 .1
D10 LDQM
A18 D2 WR
A17 D9 A15
C050
A7 D1 A14
SMGND
.1
A6 D8 CSSDRAM
A5 D0 A13
A4 RD A12
A3 A10
A2 CSROM A0
SMGND
A1 A0 A1
A2
A3
CN804
OPEN
A15 A16
A14
A13
A12 D15
A11 D7
SMGND
A10 D14
A9 D6
A8 D13
A19 D5
A20 D12
WR D4
D11
D3
D10
A18 D2
A17 D9
A7 D1
A6 D8
A5 D0
A4 RD
A3
A2 CSROM
A1 A0 SMGND
NOTES) 1. Please refer to page 2-61 for voltages of this circuit diagram.
2. Please refer to page 2-64 for waveformes of this circuit diagram.
/6.3
SMGND
C020
.1
SMGND
2SA1530A/QR/-X
NCB31EK-333X
TU1_AFC
R129
C024 R130 C023
82k
.1 100k .033
SMGND SMGND SMGND
KEY1
R198
R132
10K
0
AGC
K002 R133 C060
R134
NQR0389-003X 0 10 /10
OPEN
SMGND
R199
10K
MSP_RESET R135 1k
KEY2
R172 TMODE
open R136
SMGND SMGND
10k
L016
C028 C027 SMGND
4.7 47 /16 47 /16 R034
SMGND
NQL034K-4R7X 10K
TCK
TMS
REMOCON
TDI
SMGND C029
R001 1k
150p TDO
C052 C051 CH
D15 R002 100k
.1 47 /16
MECA_SW SMGND R151
SMGND
D14 IP_ERR R003 1k 10K
C053
D13 IP_RST R004 1k
R005 1k
.1
D12 R018 1k
D11 R019 100
R020 1k
D10 C030 .1
C054
D9 L001
.1 4.7
D8 A20 A20
SMGND
A19 A19
A18
R145 A18
A17
OPEN
UDQM A16 A17
CLK LC001
CKE
R146
OPEN C031 A16
A11 .1 A8
R165
SMGND
A9 OPEN A7
A8 A9
A7 A6
A6 A5
A5 A10
A4 A11
C055
A12
.1 C032
SMGND .1
L003
4.7
NQR0415-003X
SMGND
B B
SMGND
NQR0415-003X
(No.YA169)2-17
CN00C2
QGA1501F2-07V
R091
220
R092
R143 220
OPEN
C058
R141 SMGND D006
OPEN
OPEN RSA6.1J4-W
R142
100
SMGND
C019
47 /16
R139 TXDM
2.2k
C018
RXDM
OPEN
R137
Q007 2.2k
R138
2.2k
SMGND SMGND
R126
4.7k
SMGND
R128
10k
Q003
2SC2712/YG/-X
R173
10k
SMGND
R174
0
C046 C044 X001
.1 OPEN NAX0618-001X
C041 C040
C059 33p 33p
10 /10
CH CH
C062
0
R124
100
C042
.1
C039
.1
C061
10 /16
SMGND
R112 1k
R110 1k
R109 0
R108 0
R107 1k
RXDM
TXDM
L008 C038 .1
4.7 C037 .1
P_MU
IC001 R102
100
SDA6000-B12
R101 100
R100 100 LB_POW
R099 100 TEXT
R098 220
R097 1k
R096 0 OSDCLK
R090 220
R089 220
D11
D3
D4
L007 4.7 C036
.1
D10
D12
D2
C033 C034 C035
OPEN .1 .1
LC002 K001
39 NRSA63J-390X
2-18(No.YA169)
CN00C1
QGA2001F2-05V
R093
220
R094
220
VCC3A
2SA1022/BC/-X
TC7WH126FU-X
IC007
R046 R048
470 470
SBD01
R045 R047
OPEN OPEN
SBO01
Q018
Q019
SMGND SMGND AGND
AGND
SMGND
R169
0
R195
R125
LC003
10k 4.7K
OPEN
Q015
SMGND
2SK1830-X 4.7K R196 R170
0
R127 LC004
R171
10k OPEN
0
Q014 SMGND
2SK1830-X
LC005
R197
Q013 OPEN
4.7K SMGND
2SK1830-X
D005
Q001 R123 RSA6.1J4-W
R122 2SC2712/YG/-X 6.8k
10k
C014
C015
OPEN
SMGND
OPEN
SMGND SMGND
INV
SMGND
R121
0
R120
OPEN
SMGND
STB_3.3V
C006
2.2
C007 /6.3
220 /4 B2
C005
2.2
/6.3 C004
DTC124EKA-X
B2 .1/16
Q004
VCC5A
SMGND
R035 R036
1K 1K
Q016
DTC124EKA-X
M_SW1
M_SW0
Q017
DTC124EKA-X
AGND
R147
4.7k
IC002
S-80828CNNB-W
SMGND
R043 R044
R095
4.7k 4.7k
47k
C012
D001
.1
MA111-X
SMGND
SMGND
IC006
AT24C64-26C31UE
SBD01
SBO01
SHEET 15
SMRST
R050
470
R049
OPEN
Q020
OSD_YS SHEET 14
SMGND AGND
B
G SHEET 10
R
SHEET 8
TEXT_CV
SDA2 SHEET 9
YS2
YS2 SHEET 8
SDA1
SDA1 SHEET 8, 10
SHEET 8, 9, 10
SCL1
CN000K
QGA1501C2-07V
LC017
NQR0479-001X
TV_LINK
RECEIVER PWB
SHEET 3
SDA3
SDA3
SHEET 11, 12, 13, 14
SCL3
SCL3
V_PULSE
V_PULSE
SHEET 8
H_PULSE
H_PULSE
STB_5V
SHEET 17
STB_5V
STB_2.5V
CN00AM
LC016 QGA1501C2-11V
NQR0479-001X
C001
220 /4
C003
2.2 /6.3
B2
MSP PWB
SHEET 2
LC015
NQR0479-001X
C002
100/6.3
SMGND
P_MU SHEET 14
LB_POW SHEET 17
TEXT SHEET 8, 10
OSDCLK SHEET 14
MAIN_POW
SHEET 17
POW_GOOD
LB_PRO
LC007
CN000T
NQR0479-001X
QGA1501C2-07V
FRONT CONTROL PWB
SHEET 21
SDA0 LC006
LC018
SCL0
IP_RST
IP_RST SHEET 12
TU1_AFC
NQR0415-005X
KEY1
C011
AGC
.1
MSP_RESET
REMOCON
MECA_SW
KEY2
IP_ERR
IP_ERR
SHEET 12