Pioneer SC-LX81 Service Manual

120
SC-LX81
1
2 3 4
A
B
C
D
E
F
1
2 3 4
10.14 INTERFACE ASSY
F
232C_TX
232C_RX
SR_RX
SR_TX
HDMUTE
CEC_SW
CEC_IN/OUT
HOTPLUG_1
HOTPLUG_2
232POWER
SIRIUS_RST
SIRIUS_TX
SIRIUS_RX
IR_IN
SROUT
232C_CTS
232C_TX
232C_RX
HDMUTE
HDREQO
HDSO
HDSI
HDSCK
HD_RST
12VON
232SW_HDMI
232SW_EMMA
HDREQI
HDREQO
HDSO
HDSI
HDSCK
HD_RST
232SW_EMMA
232SW_HDMI
12VON
HDREQI
SIRIUS_RST
SIRIUS_TX
SIRIUS_RX
SR_TX
SR_RX
232C_RX
232C_TX
232C_CTS
SRIN
SROUT
RMC
IR_IN
232C_DET
V+5.6U
V+5.6ST
GN DU2
V+5.6ST
GN DU2
V+5.6ST
RMC
SRIN
232POWER
232C_DET
232C_DET
232C_CTS
V+5.6U
GN DU2
GN DU2
HOTPLUG_2
HOTPLUG_1
CEC_SW
CEC_IN/OUT
CN7001
XKP3063-A
1
GN DU
2
MICDET
3
HPDET
4
HOTPLUG2
5
HOTPLUG1
6
CEC SW
7
CEC IN/OUT
CN7002
CKS1730-A
1
NC
2
HDMUTE
3
232C RX
4
232C TX
5
232C CTS
6
232C DET
7
V+5.6ST
8
V+5.6ST
9
GN DU
10
GN DU
11
V+5.6U
12
V+5.6U
14
SRIN
15
SROUT
16
RMC
17
IR IN
18
SIRIUS RX
19
SIRIUS TX
13
232POWER
20
SIRIUS RST
CKS1727
CN7003
1
GN DHD
2
HDREQI
3
HDREQO
4
HDSO
5
HDSI
6
HDSCK
7
HD RST
8
232SW EMMA
9
232SW HDMI
10
12VON
11
TCE
12
TDI
13
TCLK
14
TDO
15
RDSDT
16
RDSCK
17
RDSRST
CN7012
CKS1721
1
12VON
2
232SW HDMI
3
232SW EMMA
4
HD RST
5
HDSCK
6
HDSI
7
HDSO
8
HDREQO
9
HDREQI
10
GN DHD
11
GN DHD
CKS3384-A
CN7032
1
FV
2
GN DV
3
FSY
4
GN DV
5
FSC
6
GN DA
7
FV R
8
GN DA
9
FV L
10
V+7A
11
GN DA
12
GN DA
13
V-7A
14
MICOUT
15
GN DA
16
HPR
17
GN DHP
18
HPL
19
GN DHP
CKS3380-A
CN7062
1
GN DV
2
FSC
3
GN DV
4
FSY
5
GN DV
6
FV
7
GN DV
8
FV L
9
GN DA
10
FV R
11
V+7A
12
GN DA
13
V-7A
14
MICOUT
15
MICDET
GN DHD
GN DHD
XKP3067-A
CN7011
3
CEC IN/OUT
15
GN DU
8
232C RX
11
232C DET
2
HOTPLUG 1
4
CEC SW
12
V+5.6ST
10
232C CTS
5
HDMUTE
6
SR TX
7
SR RX
9
232C TX
1
HOTPLUG 2
14
GN DU
13
V+5.6ST
CN7014
XKP3071-A
1
GN DHD
2
HSPDIF
3
HBADAT
4
HSADAT
5
HCADAT
6
HFADAT
7
HLRCK
8
HBCK
9
GN DHD
10
HMCLK
11
GN DHD
12
NMCLK
14
NFADT
15
NLRCK
16
NBCK
17
GN DHD
18
BMCLK
19
GN DHD
20
BBCK
21
BLRCK
22
BFADT
23
NETSPDIF
13
GN DHD
CN7008
XKP3071-A
1
NETSPDIF
2
BFADT
3
BLRCK
4
BBCK
5
GN DHD
6
BMCLK
7
GN DHD
8
NBCK
9
NLRCK
10
NFADT
11
GN DHD
12
NMCLK
14
HMCLK
15
GN DHD
16
HBCK
17
HLRCK
18
HFADAT
19
HCADAT
20
HSADAT
21
HBADAT
22
HSPDIF
23
GN DHD
13
GN DHD
C7011
NM
C7001
NM
C7002
NM
C7021
NM
C7022
NM
C7033
NM
GN DU2
C7003
NM
C7004
NM
C7031
NM
C7061
NM
C7062
NM
C7032
NM
VKN 1258 -A
CN7031
1
GN DD
2
LSSN
3
MICSEL
4
PHONOSEL
5
CMIX
6
HPRY
7
AMUTE
8
SBMUTE
9
Z2MUTE
10
Z3MUTE
11
ZV OLDT
12
ZV OLCK
13
VOLDT
14
VOLCK
15
TCE
16
TDI
17
TCLK
18
TDO
19
RDSDT
20
RDSCK
21
RDSRST
22
GN DU
23
GN DU
24
V+5.6U
25
FAN H
26
FAN L
27
FANSTOP
CN7021
XKP3071-A
1
SIRIUS L
2
GN DA
3
SIRIUS R
4
GN DA
5
SIRIUS RST
6
SIRIUS TX
7
SIRIUS RX
8
SR TX
9
SR RX
10
232C RX
11
232C TX
12
232C CTS
14
V+5.6ST
15
GN DU
16
GN DU
17
V+5.6U
18
V+5.6U
19
232POWER
20
SRIN
21
SROUT
22
RMC
23
IR IN
13
232C DET
CKS1727
CN7004
1
GN DD
2
GN DD
3
LSSN
4
MICSEL
5
PHONOSEL
6
CMIX
7
HPRY
8
ICEAMUTE
9
ICESBMUTE
10
AMUTE
11
SBMUTE
12
Z2MUTE
13
Z3MUTE
14
ZV OLDT
15
ZV OLCK
16
VOLDT
17
VOLCK
V+5.6U
GN DU2
GN D V2
51048-0400
JH7061
1
HPL
2
GN DHP
3
HPR
4
HPDET
R7061
0
J7061
D20PDY0415E
SEP
SEP
SEP
SEP
SEP
1. RESISTORS
Unit: k-k
Ω, M-M Ω or Ω unless
otherwise noted.
Rated Power: 1/16w unless
otherwise noted.
Toleranee: (J)5% unless
otherwise noted.
MUF : RD1/4MUF
2. CAPACITORS
Unit: p-pF or u-uF unless
otherwise noted.
Ratings: Capacity(F)/Voltage(V )
unless otherwise noted.
CH : CCSRCH , CFTLA : CFTLA
N O MARKED : CKSRYB or CEAT
3. NM: N o Mount
NOTE
!
The mark found on some component parts should be replaced
with same parts(safety regulation authorized) of identical
designation.
CN6202
C
CN6351
C
CN7704
I
CN5801
D
CN7710
I
6/6E
CN1002
1/4B
CN2006
1/4B
CN2007
1/4B
CN2008
1/4B
CN2903
1/6E
CN201
6/6E
CN1003
2/4B
CN2402
(FSY)
: S-Video Signal Route (Front Y)
(FV)
(FSC)
: S-Video Signal Route (Front C)
: Video Signal Route (Video)
(D)
: Audio Data Route
(HPL)
(M)
(FVL)
(FV)
(FSY)
(FSC)
(D)
(D)
(D)
(D)
(D)
(D)
(D)

Pioneer SC-LX81 Specifications

General

Brand	Pioneer
Model	SC-LX81
Category	Receiver
Language	English