Pioneer SC-LX81 Service Manual

121
SC-LX81
5
6 7 8
5
6 7 8
A
B
C
D
E
F
F
INTERFACE ASSY
(AWX9148)
F
!
!
FANSTOP
FAN_L
FAN_H
ICEAMUTE
ICESBMUTE
GN DAS
D7101
D3SBA20(B)
1
2
4
3
R7101
NM
MUF
H7101
AKR7001-A
C7103
NM
C7102
1000p/50
CH
C7101
0.39u/50
CFTLA
CN7101
B2B-EH
1
SEC8-1
2
SEC8-2
H7102
CN7005
CKS1730-A
1
GN DU
2
GN DU
3
DC DET
4
TEMP DET
5
MAX_TEMP
6
RY B
7
RY S
8
RY C
9
RY A
10
AMP_OL
11
AM
12
Disable_7_8
14
Disable_3_4
15
Disable_1_2
16
FANSTOP
17
FAN L
18
FAN H
19
BTEMP
13
Disable_5_6
20
BERR
CKS1724
CN7007
1
GN DA
2
FR AD
3
GN DA
4
FL AD
5
GN DAD
6
GN DAD
7
V+6AD
8
V+6AD
9
V+12A
10
V+12A
11
GN DA
12
GN DA
13
V-12A
14
V-12A
CKS3813-A
CN7009
1
V+6D
2
V+6D
3
V+6D
4
GN DD
5
GN DD
6
GN DD
CKS3813-A
CN7013
1
GN DHDMI
2
GN DHDMI
3
GN DHDMI
4
V+12HD
5
V+12HD
6
V+12HD
CKS3386-A
CN7041
1
GN DA
2
FR DA
3
GN DA
4
FL DA
5
GN DA
6
SW DA
7
GN DA
8
C DA
9
GN DA
10
RS DA
11
GN DA
12
LS DA
13
GN DA
14
SBR DA
15
GN DA
16
SBL DA
17
GN DA
18
ZFR DA
19
GN DA
20
ZFL DA
21
GN DA
CKS3384-A
CN7042
1
GN DA
2
GN DA
3
SIRIUS L
4
GN DA
5
SIRIUS R
6
GN DA
7
FR AD
8
GN DA
9
FL AD
10
GN DAD
11
GN DAD
12
V+6AD
13
V+6AD
14
V+12A
15
V+12A
16
GN DA
17
GN DA
18
V-12A
19
V-12A
CKS3382-A
CN7051
1
GN DU
2
GN DU
3
DC DET
4
TEMP DET
5
MAX_TEMP
6
RY B
7
RY S
8
RY C
9
RY A
10
AMP_OL
11
AM
12
ICESBMUTE
13
ICEAMUTE
14
Disable_7_8
15
Disable_5_6
16
Disable_3_4
17
Disable_1_2
CN7006
CKS1730-A
1
GN DA
2
FR DA
3
GN DA
4
FL DA
5
GN DA
6
SW DA
7
GN DA
8
C DA
9
GN DA
10
RS DA
11
GN DA
12
LS DA
14
SBR DA
15
GN DA
16
SBL DA
17
GN DA
18
ZFR DA
19
GN DA
13
GN DA
20
ZFL DA
GN DA
C7043
NM
C7051
NM
C7052
NM
C7053
NM
C7054
NM
C7107
1000p/50
CH
C7007
NM
C7106
1000p/50
CH
C7109
1000p/50
CH
L7001
NM
L7002
NM
L7003
NM
L7004
NM
L7005
NM
L7006
NM
L7007
NM
L7008
NM
L7009
NM
L7010
NM
L7011
NM
L7012
NM
L7013
NM
L7014
NM
L7015
NM
VNF1084
KN 7001
GN DHDMIGN DHDMIGN DHDMI
C7111
NM
C7112
NM
C7113
NM
GN DD
VNF1084
KN 7002
C7116
NM
C7114
NM
C7115
NM
GN DD GNDD
GN DD2
VNF1084
KN 7003
C7119
NM
C7117
NM
C7118
NM
GN DD2 GN DD2
GN DHDMI
GN DD
GN DU
C7041
NM
C7005
NM
C7006
NM
C7042
NM
C7105
1000p/50
CH
C7108
1000p/50
CH
VNF1084
KN 7004
C7122
NM
C7120
NM
GN DU
C7121
NM
GN DU GNDU
V+5.6U
GN DU2
R7001
0
GN DD2
68 00u/25
C7104
C7123
NM
C7124
NM
C7125
NM
GN DHDGN DHDGN DHD
VNF1084
KN 7005
VNF1084
KN 7006
GN D V2GN DV 2GN DV 2
GN D V2GN D V2GN D V 2
C7128
NM
C7131
NM
C7126
NM
C7130
NM
C7127
NM
C7129
NM
NM
JH7001
VEF1040-A
JH7002
VEF1040-A
JH7003
VEF1040-A
JH7004
JP7102
ADX7635-B
1
V+D
2
GN DD
ADX7634-B
JP7103
1
V+6D
2
GN DD
ADX7636-B
JP7104
1
V+12HD
2
GN DHDMI
VEF1040-A
JH7005
ADX7676-A
JP7071
1
BERR
2
BTEMP
3
GN DU
4
V+5.6U
R7129
NM
R7130
NM
R7131
NM
R7128
NM
R7127
NM
R7126
NM
C7132
NM
C7133
NM
R7132
NM
D7132
NM
GN DU2 GN DU2GNDU2GN DU2
R7071
0
R7072
0
C7072
NM
C7071
NM
R7073
0
R7074
0
C7074
NM
C7073
NM
R7075
NM
C7075
NM
JV 7101
TO DCDC ASSY
AWX9138
TO HDMI RECT ASSY
AWX9156
SEP
FU51
CAUTION - FOR CONTINUED PROTECTION AGAINST RISK OF FIRE,
REPLACE WITH SAME TYPE AND RATINGS OF FUSE.
+15V
DIGITAL SECTION
Power Supply for
CN3902
Z
CN5003
A
CN3901
Z
CN7306
Y
4/4B
CN2901
4/4B
CN2902
MAIN TRANS
1/4B
CN2005
2/4B
CN2403
6/6E
CN1001
1/5Q
CN4000
CN5002
A
CN8802
AA
(FVL)
: Audio Signal Route (Video L ch)
(M)
: Audio Signal Route (Mic)
(HPL)
: Audio Signal Route (Headphone L ch)
(ADC)
: Audio Signal Route (ADC L ch)
(ZONE)
: Audio Signal Route (Zone L ch)
(FL)
: Audio Signal Route (Front L ch)
(SL)
: Audio Signal Route (Surround L ch)
(C)
: Audio Signal Route (Center)
(SB)
: Audio Signal Route (Surround Back L ch)
(SW)
: Audio Signal Route (Subwoofer)
(ADC)
(ZONE)
(FL)
(SL)
(C)
(SB)
(SW)

Pioneer SC-LX81 Specifications

General

Brand	Pioneer
Model	SC-LX81
Category	Receiver
Language	English