Audio In (2/2) And 12V-Reg Assys - Pioneer VSX-LX50 Service Manual

1

10.2 AUDIO IN (2/2) and 12V-REG ASSYS

A
V+5AD
CN661
KM200NA10L
V+5AD
1
GNDAD
2
V-12A
3
V+12A
4
Z
V+12T
5
V+12TRG
6
J3504
GTRG
7
AREG
8
B
(SuperG)GNDA
9
AREG
10
GNDA
V-12A
J662
V+7D
ADX7509
V+7D
AA
1
GRTN
2
CN651
V+5D
3
*1 R601
C
HI MODEL
0
CN512
XKP3071
1
LSSCL/GNDD
2
LSSDA/NC
3
DIRERR
4
DIRRST
DIRCS 5
6
DIRDO
7
DSPMODE
8
DSPHREQ
9
BUSY
10
DSPSS
DSPRST 11
12
DSPCK
DSPDO 13
D
DSPDI 14
15
DECMUTE
HDDO 16
HDREQO 17
18
HDSCK
HDDI 19
20
ROWE
21
DSRQ1
22
SS1
23
DSRT1
CN507
CKS1730
20
uGRTN
E
19
OPTIN
18
DGRTN
17
SPDIF
16
DGRTN
15
DGRTN
14
V+5D
13
V+5D
12
GNDA(DAG)
11
GNDA(DAG)
10
V+5A
ADC RESET 9
DAC RESET 8
V+5D(HDMI) 7
V+5D(HDMI) 6
5
V+5DUN(HDMI)
4
HDREQI
3
HD MUTEO
HDMI SW 2
HD RESET 1
F
TO DSP ASSY
A 2/2 B
104
1
2
V+12 A
V+12 T
V+12TRG
+19V
D661
1SR154-400
D662
SUPER G
1SR154-400
Y661
ADX7511
D663
1SR154-400
D664
1SR154-400
-19V
V+5D
V+5DH V+5D UB
GNDA
R602
GNDCH0
STBY
A 1/2
CN516
XKP3065
R601
LS/D
*1 USBCTL
LSDA
XFLAG
DIERR
USBPOW
DIRST
V+5D
DICS
USBRST
DIDO
GNDD
DSMO
SPDIF
DSHQ
GNDR
BUY
WUP
DSSS
USBRX
10
DSRST
USBTX
DSCK
DSO
DSI
DEE
LS_SDA
HDD
LS_SCL
HDO
LS_INT
HDK AWX8821 ONLY
LS_RESET
HDI
RE
DSQ
S1
DSR1
CONTROL1
CN511
GNDCH1
CKS1730
DSCK
DSRST
DSSS
BUY
GURTN
DSHQ
DSMO
V+5D
DIDO
V+5AD
DICS
DIRST
DIERR
LSDA
11
LS/D
AD
DA HDT
13
V+5DH V+7D HDW
HDEO
15
HDI
HDI
DA
17
HDEO AD
HDW
LSSN 19
HDT
LSINT
A 1/2
GDAC
2
3
AWX8820 ONLY
IC663 V+12TRG
NJM78M12FA
IN OUT
1 3
2
12V-REG ASSY
B
(AWX8824)
REG+
REG+
IC661
NJM78M12FA +12V
IN OUT
51048-0600
1 3
2
1
2 3
IN OUT
-12V
IC662
NJM79M12FA
REG-
REG-
V+5D UB
CN513
XKP3071
1
1
2
C611 STBY
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
11
11
12
DSR1
13
S1
14
DSQ
15
RE
16
HDI
17
HDK
18
HDO
GNDAU 19
HDD
20
DEE
21
DSI
22
DSO
23
IPODL
DSP CK IPODR
1
DSP RST
2 MRL
3 DSP SS MRR
TL
4
BUSY
TR
5 DSP HREQ
6
DSP MODE
7
DIR DO
8
DIR CS FVL
9 DIR RST FVR
10 DIR ERR
LSSDA
SIRIUS_L
12
LSSCL
SIRIUS_R
HD RESET
14 HDMI SW MIC
HD MUTEO
16 HD REQI
DAC RESET VLCK
18
ADC RESET VLDT
LSSN
20
LSINT
VSX-LX50
3
4
V+12 T V+12 A
2SD1858X(QR)
663 664
51048-0600
GNDA
1 1
REG+
2 2
GNDA
3 3
GNDA
4 4
REG-
5 5
V-12A
6 6
V+12A
J663
2SB1238X(QR)
D20PDD0605E
V-12A
USBCTL
XFLAG
USBPOW
USBRST
NC
WUP
USBRX
USBTX
NC
NC
NC
NC
DSRT1
SS1
DSRQ1
ROWE
HD DI
HD SCK
HD REQO
HD DO
DECMUTE
DSPDI
DSPDO
CN509
XKP3071
V+7A V+12A
23
GNDD2
21
(IP)
IPODL
IPODR
19
17
(TL)
TL
TR
15
13
(FVL)
FVL
FVR
11
V-7A
(SIRIUS L)
9
SIRIUS_L
SIRIUS_R
7
(M)
MIC
5
3
R572
1
0
GURTN
GNDU1 GNDU
GNDA
4
V+7A
Q661
Q662
V-7A
GNDD
OPT F
22
V+12A
20 I-POD L
I-POD R
18 MRL
MRR
TL
16
TR
14 V+7V
V-7V
12 FL
FR
10 GNDA
GNDA
8 SIRIUS_L
SIRIUS_R
6 MIC
UGRTN
4 UGRTN
VCLK
VDT
2
GND U