Component Assy - Pioneer SC-LX81 Service Manual

1

10.15 COMPONENT ASSY

A
*JA6003
1
Y
3
4
Cb
6
7
Cr
9
AKB7204-A
(AKB7196)
1
Y
2
3
Cb
4
5
Cr
6
*JA6005
NM
(VKB1150)
GNDV
1
Y
3
B
4
Cb
6
7
Cr
9
JA6002
AKB7204-A
GNDV
(AKB7196)
Y 1
2
Cb 3
4
Cr 5
6
JA6001
AKB7203-A
R6080
(VKB1150)
R6081
GNDV
GNDST
KN6001
1 3
GND1 GND3
C
2 4
GND2 GND4
VNE1948-A
1.D INH
2.D53A
3.DSW1
4.VMUTE
5.GND
6.DR
7.GNDV
8.CR
9.GNDV
10.DB
11.GNDV
12.CB
13.GNDV
14.DY
15.GNDV
16.CY
D
17.V-5V
18.V+5V
19.GNDV
*CN6001
1.V+5HDMI
2.GND HDMI
3.HEXP CLK
4.HEXP DT
5.HEXP OE
6.HEXP ST
7.S-DET
8.V MUTE
9.VZ2 MUTE
10.VZ3 MUTE
11.V+12RY
12.GNDV
13.GNDV
E
14.V+5.6V
15.V+5.6V
16.V-5.6V
17.V-5.6V
V-5R6_V
18.ZOSD C'SITE OUT
19.GND
20.C'SITE IN
21.GNDV
22.C'SITEOUT
23.GNDV
24.SY IN
25.GNDV
26.SC IN
27.GNDV
28.SY OUT
29.GNDV
30.SC OUT
F
G
122
1
2
(Y)
A_VYIN1
*CSW2
(Cb)
*CSW1
A_VCBIN1
(Cr)
A_VCRIN1 INPUT SELECTOR
C6146
1000p/50
(Y)
C6147
1u/10
A_VYIN2
(Cb)
A_VCBIN2
(Cr)
A_VCRIN2
GNDV
(Y)
A_VYIN3
(Cb)
A_VCBIN3
(Cr)
A_VCRIN3
*C6149
0 1000p/50
0
*C6148
R6089 1u/10
0
R6088
0
C6141
NM
R6046
C6142 R6047
R6048
NM
CSW1
GNDV
GNDV
GNDHDMI CSW2
CINH
C_MUTE
DINH
1
D53A
2
DSW1
3
C_MUTE5
4
(Cr)
R6102 10
5
R6103 10
A_VCRIND
R6104 10
6
R6105 10
C(Cr)
7
A_VCROUTD
8
R6067
(Cb) 10
9
A_VCBIND
10
R6068
10
C(Cb) 10
R6069
11
A_VCBOUTD
12
Z_CSW1
Z_CSW2
(Y)
13 C_ZMUTE
A_VYIND
10
R6090
14
10
R6091
R6092 10
C(CY)
15
16
C6012
0.01u/50
17
V+5_V
18
V-5_V
C6013
0.01u/50
19
GNDV
V+5_V
52044-1945
VDD5HDMI
NM
C6066
C6067 NM
1
GNDHDMI
2
HEXST3
HEXCLK5
3
HEXDT_CVBS
HEXDT3
4
HEXOE5 HEXCLK3
5
HEXOE3
HEXST5
6
S_DET C_MUTE
7
V_MUTE E_VMUTE
8
VZ2_MUTE
9
V+12RY
VZ3_MUTE
C_MUTE5
10
C6068
1u/16
11 R6086
C6069 C_ZMUTE
12
1000p/50 0
V+5R6_V
R6087 E_Z2MUTE
13
0
C6070
14
1u/10
C6071
C_ZMUTE5
15
1000p/50
C6072
16
1u/10
C6073
17
1000p/50
E_VMUTE
A_VVOUTZ
18
H_VMUTE
(CSite)
19
M_VMUTE
A_VVIN_B
20
(CSiteV)
V_MUTE
21
A_VVOUT
22
(CSite) M_Z2MUTE
23
A_VYIN_B E_Z2MUTE
24
(CSiteSY)
H_Z2MUTE
25
A_VCIN_B
VZ2_MUTE
26
(CSiteSC)
27
A_VYOUT
28
M_Z3MUTE
(SY)
29
E_Z3MUTE
A_VCOUT
30
H_Z3MUTE
(SC)
VZ3_MUTE
CN6002
GNDV
MUTE
CKS3545-A
2
3
L L
H H
L H
L H
OUT 0X 1X 2X 3X
TC74HC4051
V+3_V
IC6001
1 16
0Y VCC
2 15
A_VYIN3
2Y 2X
3 14
A_VYIN2
Y_COM 1X
C(Y)
4 13
A_VYOUT_SEL1
3Y X_COM
5 12
A_VYIN1
1Y 0X
6 11
A_VYIND
INH 3X
7 10
CSW1
VEE A
8 9
CSW2
GND B
TC74LVX4052FT
V-3_V
MAIN SEL1 Y
GNDV
AWX9141 ONLY
V+3_V
*IC6002
1 16
0Y VCC
2 15
A_VYIN3
2Y 2X
C(Y)
3 14 A_VYIN2
Y_COM 1X
4 13
A_VYOUT_SUBSEL1
3Y X_COM
5 12
A_VYIN1
1Y 0X
6 11
INH 3X
7 10
Z_CSW1
(OSDY)
VEE A
8 9
Z_CSW2
GND B
TC74LVX4052FT
GNDV
GNDV
V-3_V
V+5_V
10 IC6009
C6105
10
1u/10
10
1 16
STROBE
C6106
Vdd
1000p/50
GNDV
2 15
DATA OE HEXOE5
3 14
C53B
10
R6098
CLOCK Q5
4 13
DSW1
10
R6099
Q1 Q6
5 12
D53A
10
R6100
Q2 Q7
6 11
DINH
R6101 10
Q3 Q8
R6066
7 10
Q4 Q's
8 9 10
Vss Qs
TC4094BFN
GNDV
IC6012
C6107
1u/10
1 16
STROBE
C6108
Vdd
1000p/50
2 15 GNDV
DATA OE
3 14 H_VMUTE
10
R6097
CLOCK Q5
4 13 H_Z2MUTE
10
R6096
Q1 Q6
5 12
H_Z3MUTE
Q2 Q7
R6095
10
6 11
Q3 Q8
10
R6094
7 10
Q4 Q's
R6093 10
8 9
HEXDT_CVBS
Vss Qs
TC4094BFN
GNDV
IC6015
TC74VHCT08AFTS1
14
9
8
10
7
14
12
11
13
7
GNDV
GNDV
V+5_V
C6075
TC74VHCT08AFTS1
IC6014 1000p/50
14
R6110 1
C6074
3 1u/10
0 14
R6123 4
6 GNDV
2
0 7
R6124
5
0 7
R6106
COMPONENT
47
MONITOR MUTE
14 GNDV
R6126 0 9
8
14
R6127 12
0
11
10
7
0
R6128
13
7
R6125
COMPONENT
Z2 MUTE
47
V+5_V
TC74VHCT08AFTS1
C6186
1000p/50
0
R6112 14
1
C6185
IC6013
3
1u/10
R6113 14
0 4
6
GNDV
2
7
R6111
0
5
7
R6114
COMPOSITE_S
0
MONITOR MUTE
GNDV
R6115 0
14
9
8
R6116 14
12
0
11
10
R6117 7
0
13
7
R6118
0
V+5_V COMPOSITE_S
TC74VHCT08AFTS1 Z2 MUTE
C6188
R6119 14 IC6015
0
1 1000p/50
3 C6187
14
0
R6120 4
1u/10
6
2
7 GNDV
R6121
0
5
7
R6122
0
COMPOSITE_S
Z3 MUTE
GNDV
SC-LX81
3
4
V+3_V
IC6003
A_VCRIN1 1 16
0Y VCC
C(Cr)
2 15
A_VCRIN3 A_VCBIN3
2Y 2X
3 14
A_VCROUT_SEL1 A_VCBIN2
Y_COM 1X
4 13
A_VCRIND A_VCBOUT_SEL1
3Y X_COM
C(Cb)
5 12
A_VCRIN2 A_VCBIN1
1Y 0X
6 11
A_VCBIND
C6154
INH 3X
1000p/50 7 10
VEE A
8 9
GND B
C6155
1u/10
TC74LVX4052FT
MAIN SEL2 Y
V-3_V
GNDV GNDV
AWX9141 ONLY
V+3_V
*IC6004
1 16
A_VCRIN1
0Y VCC
C(Cr)
2 15
A_VCRIN3 A_VCBIN3
2Y 2X
C(Cb)
A_VCROUT_SUBSEL2 3 14 A_VCBIN2
Y_COM 1X
4 13
A_VCRIN_OSD A_VCBOUT_SUBSEL2
3Y X_COM
5 12
A_VCRIN2 A_VCBIN1
1Y 0X
(OSDr)
6 11
A_VCBIN_OSD
A_VYIN_OSD INH 3X
(OSDb)
*C6159 7 10
Z_CSW1
1000p/50 VEE A
8 9 Z_CSW2
GND B
*C6158
1u/10
TC74LVX4052FT
GNDV
V-3_V
GNDV
V+5_V
C DET
GNDV
Q6008
RT1N241M
C6025
D6001
R6023 1SS352
R6022 3.3u/50
330
4.7k
R6019
10
V+5_V
D6001
1SS355-TRB
GNDV
Q6022
GNDV
V+5_V
GNDV
A_VYOUT_DVC
R6137
10u/50
R6135
A_VYOUT_SEL1 33
C6189
(VCY)
C6018
R6006 R6008 2SA1602A(EF)
0
10u/50
0 0
C(Y)
0
R6131
2SA1602A(EF)
R6132
0
R6133 0 GNDV
V-5_V
R6134 0
V+5_V
GNDV
A_VCBOUT_DVC
C6190
R6140
10u/50
A_VCBOUT_SEL1 R6138
33
(VCb)
C6021
R6011 R6013
0
2SA1602A(EF)
10u/50 0 0
C(Cb)
2SA1602A(EF)
V-5_V
GNDV
V+5_V
GNDV
A_VCROUT_DVC
R6143
A_VCROUT_SEL1
R6141 10u/50
33
C6191
(VCr)
C6024
R6016 R6018 2SA1602A(EF)
0
10u/50 0 0
C(Cr)
2SA1602A(EF)
V-5_V
GNDV
(SC)
: S-Video Signal Route (C)
(SY)
: S-Video Signal Route (Y)
(CSiteSC)
: Video Signal Route (Composite C)
4
CSW1
CSW2
R6109
0
C_DET
12VDET
12VTRGON1
12VTRGON2