DEH-X66BT/XNUC
40
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10. SCHEMATIC DIAGRAM
10.1 TUNER AMP UNIT (GUIDE PAGE)
A
A-a
A-a
A-b
A-a
A-b
A-b
A-a
Large size
SCH diagram
Guide page
Detailed page
Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
"ELECTRICAL PARTS LIST".
R4
03
VDCONT
CDSTBY
CD_SC
L
CD_SDA
CD
R
ST
TUN
L
TUN
R
TUN_SC
L
TUN_SDA
SYNC
TUN_
R
ST
TUN_
R
ST
BTTX
BTDATA
CP_SDA
KYDT
BT_BCK
I
LM
P
W
R
GBCK/I
LM
C
LR
1
SYSP
W
R
GBST/I
LM
C
LR2
BSENS
ASENS
VDCONT
CD
W
AIT
CD_SC
L
CD_SDA
CP_SC
L
S
W
VDD5
USBCT
L
M
UTE
7.
4
V
VDSENS
M
C
L
K
LR
C
L
K
BC
L
K
TUN_SDA
TUN_SC
L
R
ESETB
DSENS
R
GBDT/DI
MM
E
R
BT
R
X
STB
SYNC
C
L
K
DDON
CDSKIP
R
GBDT/DI
MM
E
R
KEYD
KEYAD
F
L
G
BT_
LR
CK
DIN
CP
R
ST
CPP
WR
CP_SDA
CP_SC
L
OFFSET
BT_
R
ST
BTTX
BT
R
X
DATA
M
IC1N
BTDATA
BT_BCK
BT_
LR
CK
M
IC1P
CDS
R
Q
DDON
BT_
R
ST
USBCT
L
KEYD
CDS
R
Q
VBUS
F
L
G
I
LM
G
USGND
D80
4
DZ
2
S0
6
8C
D811
N
M
C80
2
N
M
C803
N
M
L
8
CTF1
1
1
4
4
GND
D805
DZ
2
S0
6
8C
D803
DZ
2
S0
6
8C
R
80
6
100
GND
CN801
CKS
64
5
2
-
1
2
3
4
5
6
7
8
9
10
11
1
2
13
1
4
15
1
6
17
18
19
2
0
DGND
GND
D809
DZ
2
S0
6
8C
C808
0.1u/1
6
R
805
100
D801
DZ
2
S0
6
8C
D80
2
DZ
2
S0
6
8C
R
807
100
D807
DZ
2
S0
6
8C
C807
1u/10
C80
4
N
M
D810
N
M
D808
DZ
2
S0
6
8C
R
801
2
.
2
k
R
80
4
22
k
C80
6
0.1u/1
6
C801
22
0p/50
R
803
22
k
GND
R
80
2
2
.
2
k
US5V
D80
6
DZ
2
S0
6
8C
R
707
22
0
R
709
22
0
R
N
4
983
Q75
2
1
2
3
4
5
6
R
70
2
100k
SDA
C70
N
M
SC
L
DATA
C70
N
M
R
701
4
7k
L
701 N
M
R
70
6
22
0
C753
CCG1
2
01-A-T
R
75
2
390
C701
0.01u/1
6
DGND1
D751
DZ
2
J08
2M
0
R
753
4
7k
R
ESET
CDSTBY
VD1
R
711
1k
VD
2
R
70
4
100k
GND
10k
R
75
4
R
705
N
M
GND
VDD
4
CDS
R
Q
R
708
100
SKIP
R
710
100
R
715
150
VDCONT
GND
C75
2
0.1u/10
C751
N
M
Q751
KTD
2
09
2
R
703
4
.7k
2
1
4
3
6
5
8
7
C
4
30
GND
C
422
N
M
TUNGND
C
4
07
N
M
C
42
1
3p/50
R4
0
6
1
M
C
426
0.1u/10
GND
C
4
17
N
M
C
4
0
6
0.01u/1
6
C
4
55
0.
22
u/1
6
L4
0
6
CTF1389
C
442
0.1u/10
C
44
7
GND
GND
C
4
38
N
M
C
4
03
1u/10
C
4
37
N
M
L4
18
N
M
GND
C
4
3
6
N
M
C
4
1
6
0.1u/10
R4
1
4
0
C
4
50
9p/50
GND
C
44
3
N
M
C
4
1
2
0.1u/10
GND
C
4
10
33p/50
C
4
53
0.1u/10
C
4
13
0.1u/10
R4
17
N
M
C
4
15
CCG119
2
-
10u
C
4
5
4
N
M
C
4
51
0.1u/10
D
4
01
R
N731VN
C
42
0
0.01u/1
6
L4
08
L4
11 N
M
C
44
0
1000p/50
C
4
31 N
M
JA
4
01
YKS50
4
1-
1
2
3
L4
13
CTF178
6
-
C
4
3
4
N
M
GND
C
4
05
0.01u/1
6
L42
0
CTF178
6
-
C
44
1
10p/50
L4
17
N
M
C
4
1
4
0.01u/1
6
GND
GND
C
4
09
6
p/50
L4
19
CTF178
6
-
L4
01
R4
13
8.
2
R4
05
N
M
C
4
18
0.0
22
u/1
6
GND
GND
4
70
R4
08
390
R4
10
N
M
C
4
3
2
8
2
p/50
C
4
33
1000p/50
C
4
11
0.01u/1
6
GND
M2R6
TP_GND
KN1
R4
0
2
750
L4
10
4
7u
C
4
08
0.01u/1
6
C
4
0
4
N
M
L4
0
4
CTF178
6
-
C
42
8
100p/50
C
44
8
0.1u/10
0.1u/10
1u/10
C
42
5
CCG119
2
-
C
4
19
L4
03
CTF178
6
-
R4
15
0
L4
05
6
8n
C
42
9
0.01u/1
6
0.
4
7u/10
C
4
35
L4
07
0.
2
7u
GND
C
44
5
C
4
39
C
4
5
6 4
700p/
2
5
R4
01
22
0
C
4
01
0.1u/10
L4
1
4
GND
IC
4
01
TDA770
6
F
M
PIND
R
V
1
F
M
PINDDEC
2
F
MM
IXDEC
3
F
MM
IXIN
2
4
F
MM
IXIN1
5
GND
R
F
6
TCA
M
7
VCC
R
F
8
CK_SE
L
9
GNDVCO
10
L
F
R
EF
11
L
F1
1
2
VCCVCO
13
TCA
M2
1
4
PINDDEC
15
PINDIN
1
6
L
NAIN
2
2
1
L
NAOUT
2
22
L
NADEC
2
2
3
A
MM
IXIN1
24
A
MM
IXIN
2
2
5
GNDS
L
INK
26
VDIG
2
7
VCC
R
EG1V
2
2
8
R
EG1V
2
2
9
V
R
EG3V3
30
R
STN
31
R
DSINT
3
2
I
2
CSDA 33
I
2
CSC
L
3
4
VDD3V3
35
GND3V3
3
6
GPIO8
37
GPIO7
38
GPIO
6
39
GPIO5
4
0
GPIO
4
4
1
GPIO3
42
GPIO
2
4
3
GPIO1
44
GPIO0
4
5
GND1V
2
46
VDD_CO
R
E
4
7
TEST
4
8
OSCIN
5
2
OSCOUT
53
GND-
R
EF
5
4
V
R
EFDEC
55
GND-ADC_DAC
5
6
DACOUT
L
57
DACOUT
R
58
VCC-ADC_DAC
59
VCC-P
LL
6
0
GND-P
LL
6
1
P
LL
TEST
62
TCF
M
6
3
TVDAC
64
L
NAOUT
2
0
L
NADEC
19
L
NAIN
18
GND
L
NA
17
VCC-
R
EF
51
VDDIO1V
2
50
VDDP
LL
1V
2
4
9
R4
1
6
N
M
L4
0
2
0.15u
GND
GND
R4
09
0
C
42
7
0.1u/10
GND
C
4
5
2
1u/10
P
4
01
N
M
L4
15
N
M
GND
C
424
0.01u/1
6
L4
1
6
N
M
R4
11
6
80
C
44
9
9p/50
C
446
N
M
D
4
0
2
R
N731VN
L4
09
0.39u
C
4
57
4
700p/
2
5
C
42
3
8p/50
R4
0
4
1
M
R4
1
2
8.
2
C
4
0
2
0.01u/1
6
GND
C
444
CCG1
2
18-
2
.
2
u
R4
07
33
X
4
01
CSS18
4
8-
X1
1
GND1
2
GND
2
4
X
2
3
R6
53
10k
GND
GND
R
55
4
4
3k
C551
22
0u/1
6
USBC
L
T
C55
2
1u/1
6
R
55
2
0
22
0u/
6
.3
C55
6
C553
0.01u/1
6
D551
C
M
S03
C55
4
N
M
C5
6
1
1u/10
R
539
N
M
SYNC
GND
F
L
G
C558
N
M
C5
62
N
M
C555
6
800p/
2
5
GND
D55
2
R
B05
6L
-
4
0
R
551
6
.8k
C5
6
0
1u/10
GND
R
555
4
70
C559
N
M
R
553
180k
C557
1u/10
C805
N
M
R
893
N
M
GND
VA89
2
N
M
KEYAD
GND
KEYAD
2
C891
0.1u/1
6
KEYD
2
VA891
N
M
M
IC1N
GND
C97
2
N
M
GND
JA89
2
YKS5035-
2
4
1
3
5
6
M
IC1P
KEYD
C89
2
0.1u/1
6
GND
GND
GND
C
4
58
N
M
C
4
59
100p/50
GND
GND
VA801
EZJP0V
2
70
RM
R
A
M
_
M
ON
PC
L
R
5S7
26
A0D
2
1
6
FP
IC
6
01
1
BT_TESTIN
2
BT
R
ST
3
PVcc
4
BT_BCK
5
Vss
6
BT_
LR
CK
7
BTDATA
8
SYSP
W
9
R
O
M
10
Vss
11
R
GBCK/I
LM
C
LR
1
1
2
Vcc
13
BT
R
X
1
4
BTTX
15
R
GBCS/I
LM
C
LR2
1
6
PVcc
17
ANTP
W
18
Vss
19
I
LM
P
W
2
0
Vcc
2
1
R
GBDT/DI
MM
E
R
22
KYDT
2
3
6
8
6
9
PVcc
70
QSPC
L
K
71
Vss
7
2
QSS
L
73
QIO0
7
4
QIO1
75
QIO
2
7
6
Vss
77
QIO3
78
Vcc
79
M
D_C
L
K
80
M
D_BOOT
81
EVO
L
_
M
CK
8
2
PVcc
83
/CD
W
AIT
8
4
Vss
85
VDCONT
8
6
Vcc
87
EVO
L
_
R
ST
88
TUN
R
ES
89
/ASENS
90
/BSENS
91
CP_SC
L
9
2
CP_SDA
93
TUN_SC
L
9
4
TUN_SDA
95
CD_SC
L
9
6
CD_SDA
97
/CDS
R
Q
98
DDON
99
TESTIN
100
Vss
101
PVcc
10
2
BT_TEST
M
D
103
EVO
L
_BCK
10
4
EVO
L
_
LR
CK
105
KEYD
10
6
EVO
L
_DATA
107
Vss
108
EVO
L
_CK
109
Vcc
110
EVO
L
_DT
111
EVO
L
_CS
11
2
PVcc
113
S
W
VDD
11
4
Vss
115
PC
L
11
6
R
A
M
_
M
ON
117
M
UTE
118
SYNC
119
USBCT
L
1
2
0
/USBF
L
G
C
6
01
0.1u/10
C
6
0
2
0.1u/10
R6
0
2
4
7k
R
O
M
C
6
03
0.1u/10
C
6
0
4
0.1u/10
R
GBDT
C
62
0
0
1
/10
PEB093A8
IC
6
81
CS
1
SO/SIO1
2
W
P/SIO
2
3
GND
4
5
SI/SIO0
6
SC
L
K
7
NC/SIO3
8
VCC
R6
81
4
7k
R6
8
2
4
7k
C
62
1
0.1u/10
R6
33
100
C
62
3
0.1u/10
C
62
5
0.1u/10
C
624
0.1u/10
R6
3
4
1k
R6
35
1k
R6
3
6
4
7k
R6
37
4
7k
R6
39
4
.7k
R64
0
4
.7k
R64
1
N
M
R642
N
M
C
626
0.1u/10
R644
100
R64
5 100
R646
10k
R64
7
100
R64
8
1k
C
62
9
0.1u/10
R64
9
1k
R6
50
1k
C
6
30
0.1u/10
R6
51
4
7k
R6
5
2
2
.
2
k
R
973
2
.
2
k
R
971
N
M
R
97
2
N
M
R
891
1k
R
89
2
1k
JA891
N
M
2
3
1
BTTESTIN
R6
01
R
818
N
M
C893
1000p/50
C89
4
1000p/50
GND
C5
6
3
N
M
R64
3
100k
CN701
VKN119
2
-
10
9
8
7
6
5
4
3
2
1
R6
30
22
0
R62
9
22
0
R62
8
22
0
R62
7
22
0
R626
22
0
R62
5
22
0
C
622
22
p/50
C
62
8
22
p/50
C
62
7
22
p/50
C
6
31
22
p/50
R6
38
4
7k
TESTIN
BT_TEST
M
D
GND
R6
03
4
7k
R6
31
4
7k
R6
3
2
4
7k
IC551
BD987
6
EFJ
L
X
1
L
x
GND
2
GND
VC
3
VC
FB
4
FB
5
SYNC
SYNC
6
EN
EN
7
BST
BST
8
VCC
VCC
9
FIN
C
6
33
N
M
USB5V
C5
64
CCG1
2
01-
C5
6
5
CCG1
222
-
M2R6
TP_GND
KN
2
R6
8
4
4
7k
R66
1
N
M
R662
R66
3
R
5
4
0
N
M
R
53
4
2
.7k
R
53
2
2
.
2
k
R
53
6
4
.7k
R
533
2
.
2
k
337S3959
IC531
GND
1
SDA
2
NC1
3
NC
2
4
5
NC3
6
SC
L
7
R
ST
8
VCC
9
PAD
R
531
4
7k
C531
0.1u/10
L
SA
R
5
2
3UB
Q531
GND
R
537
100
R
535
4
.7k
L
531
N
M
C53
2
0.1u/10
R
538
100
C
46
0
N
M
R664
10k
CN971
VKN119
2
-
1
2
3
4
5
6
7
8
9
10
11
1
2
13
1
4
15
1
6
C971
N
M
L
971
N
M
L
551
CT
H
15
24
-
TP1
C
6
8
2
N
M
R
97
4
100
R
975
100
R
97
6
100
GND
P
4
0
2
H
SPC1
6
701B0
2
R66
8
4
7k
R66
9
4
7k
L
TC01
4
YEB
Q
6
01
C973
4
7p/50
C
46
1
0.1u/10
D
6
0
2
GND
C
462
N
M
GND
GND
C
46
3
N
M
C97
4
N
M
GND
C709
N
M
C5
6
9
N
M
GND
R
7
24
N
M
C
464
1u/
6
.3
IC55
2
BD
22
3
2
G-G
VIN
1
GND
2
EN
3
OC
4
5
VOUT
C
46
5
0.01u/1
6
C
466
1u/10
C
46
7
C
46
8
1u/10
C570
N
M
C81
4
N
M
C813
N
M
GND GND
DSENS
G
R
I
LL
E
R
OT0
DGND
R
GBST/I
LM
C
LR2
I
LM
AUX
R
DP
I
LM
GND
KYDT
SOU
R
CE
AUXGND
USB5V
I
LM
+B
AUX
L
R
GBDT
USB
R
OT1
R
GBCK/I
LM
C
LR
1
DPDT
USBGND
D
M
S
W
VDD
/CDSTBY
VD
SKIP
R
ESET
CD
SDA
GND
VDD
M
EC
H
A VD
VD
10u/10
/CDS
R
Q
SC
L
TUNE
R
R
F
A
3
6
.
4
8
MH
z
A
D
A
A
R
F
R
F
D
D
or
R
FGND
R
F
1/
4W
R
F
R
F
D
R
F
D
10u
1/
4W
R
F
R
F
R
F
B.UP
USB&USB5V
B.UP
S
W
5V
3.3V
3.3V
W
.
R
E
M
&
M
IC
(
RM
IC)
(
W
/
R
)
R
F
D
A
A
D
D
BT Connector
F
L
AS
H
R
O
M
iPod CP@(
2
.0C)
VCC
VCC
GND
GND
BTDATA
BTBCK
BT
LR
CK
GND
N
R
ST_CPU
SYSTOBT
BTTOSYS
GND
M
IC1N
GND
M
IC1P
GND
DD
1/
4
D
R
F
D
S
W
R
F
D
J
0.
2
7u
15p/50
4
.7u
1000p/50
0.1u/1
6
N
M
0.1u/10
R
B551V
M
-30
4
7k
N
M
N
M
4
.7u
4
.7u
DC
H
1
246
DE
H
-X
66
00BT/XNUC
DE
H
-X
66
BT/XNUC
DE
H
-X
66
50BT/XNGS
DE
H
-X
66
50BT/XNCS
DE
H
-X
66
90BT/XNID
B
A
C
D
E
PEB093A8
PEB089A8
A, B
C, D, E
IC
6
81
*
2
N
M
C
464
DC
H
1
246
N
M
C
46
8
1u/10
0.01u/10
6
80
390
N
M
N
M
N
M
N
M
0
0.1u/10
N
M
R4
11
R4
09
C
44
5
C
46
1
C
466
C
46
5
3
6
0
N
M
N
M
4
.7u
H
0.
4
7u/10
0.1u/1
6
2
.
2
u
H
N
M
N
M
CTF1389
4
7u
H
1.5u
H
1u/10
N
M
330
100p/50
0.01u/1
6
N
M
0.
2
7u
H
4
70
1u/10
0.1u/10
6
8n
390
N
M
0.39u
H
8
2
p/50
22
p/50
8p/50
15p/50
3p/50
N
M
N
M
2
p/50
N
M
0.01u/1
6
1u/10
0.01u/1
6
0.1u/10
N
M
1000p/50
100p/50
C, E
A, B, D
C
42
0
C
44
8
L4
05
C
42
8
L4
10
L4
09
C
4
39
C
42
1
C
44
7
R4
03
L4
08
C
4
3
2
C
42
3
C
4
35
R4
08
L4
07
C
4
19
L4
0
6
C
4
59
C
46
7
S
W
M
odel
No S
W
*1
only A, B
F
M
/A
M
ANTENNA
C
CN70
D
CN
2
3
B
CN1931
The
>
mark found on some component parts indicates
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
NOTE :
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
N
M
: No
M
ount
*1
*1
*1
*1
*1
*1
*1
*1
*1
*1
*1
*1
*1
A, C
B, D
E
*3
*
2
F
M
: -1
4
.7 dBs
A
M
: -1
4
.5 dBs