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10. SCHEMATIC DIAGRAM
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3 7 63 1515 0
10.1 TUNER AMP UNIT(GUIDE PAGE)
Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
A
"ELECTRICAL PARTS LIST".
Large size
SCH diagram
A-a
A-b
A-a
A-b
Guide page
Detailed page
A-a
A-b
CN701
B
CD/USB/iPod
C
TE
L 13942296513
D
E
www
F
A
48
1
http://www.xiaoyu163.com
2
MECHA VDD
IC701
MECHA
NJM2885DL1-33
VDD
CN701
3.3V
CKS3833-A
VD1
VD
19
VD
18
GND
BSRQ
BSRQ
17
BRST
BRST
16
BSCK
BSCK
15
BRXEN
BRXEN
14
BDATA
BDATA
13
RESET
RSE2
C
12
LCTAW1R0J3225-T
VDD
VDD4
11
GND
DGND1
L701
10
ROUT
CDR
NM
9
AGND
AGND
8
LOUT
CDL
7
GND
:+0.6 dBs
6
PGND
PGND
5
P
GND
USBDP1
USBDP
4
USBDM1
USBDM
GND
P
A
GND
3
D
GND
USBGND
2
C708
C707
USBGND
1
NM
NM
IC743
A
GND GND
USB
GND
P
GND
1
S
USB
GND
2
1B1
3
1B2
R747
4
1A
5.6
5
2B1
6
2B2
R748
7
2A
5.6
8
GND
TC7MB3257FK
USB
GND
USB
CN741
KM200NA9L
USB5V
USB5V
1
USBDM2
USBDM
2
L741
USBDP2
USBDP
3
USBG2
R742
0
4
USBGND
4
USBG1
USBGND
5
USB2GND
1
6
USBGND
CTF1713-A
USB2DP
R743
USBDP
7
0
L743
USB2DM
USBDM
8
USB2_5V
4
USB5V
9
1
CTF1713-A
GND
MIC2P_R
CN761
1
MIC1N_L
CKS4824-A
2
MIC2P_L
3
MIC
MIC2N_R
4
R761
NM
U401
GND
TUNR
Rch
24
TUNL
Lch
FM(30%):-20 dBs
23
AGND
AM(30%):-20 dBs
22
A
GND
GND
RDS_HSLK
21
RDS_LOCK
20
RDS_DATA
19
RDS_CK
LCTAW2R2J3225-T
18
TUN3V
VDD_3.3
L403
17
2.2u
NC2
16
DGND
15
DO
DO
D
GND
L404
14
TUN5V
ROM_VDD
13
NM
R413
680
OSCGND
12
A
GND
R414
NM
LDET
11
DI
680
R415
DI
10
CK
680
R416
CK
9
CE1
R417
680
CE1
8
R418
680
NC1
7
CE2
680
R419
CE2
6
SL
LCTAW1R0J2520-T
L402
5
TUN8V
VCC
4
MANT
1u
IC431
FMANT
NJM2885DL1-33
3
RFGND
RFGND
L401
2
AMANT
22u
1
LCTAW220J2520
3.3V
JA401
TUNER
CKX1070-A
2
1
3
RF
GND
IP-BUS
JA101
R105
R115
CKS5271-A
1
IPL-
22k
22k
DIN1
L-
11
2
IPR-
ROUT
10
R-
3
R102 180
DIN2
IPR+
R+
9
4
R106 2.2k
ASENB
GND
8
R101
IPL+
L+
7
GND
HA12241FP
180
IP-BUS:+2.2 dBs
6
R110
BUS-
BUS-
5
100
4
3
BUS+
2
R111
BUS+
1
100
GND
REFERENCE AREA MAP
IP-BUS
WIRED REMOTE /
AUX IN
MECHA
x
ao
MECHA VD
E.VOL
USB
y
SELECTOR
MIC
RCA
USB DDC
AMP
GRILL
MUTE
ILM+B
TUNER
FLAP ILM
TUNER 3V REG
SWVDD
.
i
BT+B
OEL+B
BT 3V REG
FAN MOTOR
3V-5V
VDD
5V-3V
SYS+B
BLUETOOTH
ASENS&BSENS,ISENS
DAC/LPF
B.REM & B.REM CONT
SYSTEM MICRO
TEL IN
ROM COLECTION
SOURCE CONNECTOR
RESET
DEH-P710BT/XN/UC
2
http://www.xiaoyu163.com
3
8
A-a
MECHA VD
BUP
VD2
Q721
7.4V
2SD2396(K)
SELECTOR
Q722
R721
VDCONT
C2 3
E2
4
1k
RS1/4SA102J-T
C251
B1 2
5 B2
AUXL
E1 1
6 C1
1u/6.3
RT3T22M
C253
VDCONT
TUNL
0.22u/10
GND
R704
220
BSRQ
220
R705
BRST
R706
220
BSCK
R707
220
BRXEN
R708
220
BDATA
1k
R709
RST2
C254
TUNR
0.22u/10
C252
AUXR
CDR
1u/6.3
CDL
BUP
R757
USBSEL
1k
1SR154-400
D782
16
DDC5V
Vcc
15
R752
USBSEL_OE
OE
1k
14
4B1
13
4B2
12
4A
11
3B1
USB
GND
10
3B2
9
3A
USB
GND
IC741
GND
GND
5
1
VOUT
VIN
2
GND
R745
4
3
USBCTL
/OC
EN
3
1k
BD6538G
2
USBFLG
3
GND
IC742
2
5
1
VOUT
VIN
2
GND
R746
4
3
USBCTL2
/OC
EN
VDD
1k
BD6538G
USBFLG2
Q Q
IC641
8
3
6 7
VCC
GND
7
MIC2P_R
NC
6
MIC1N_L
TEST
MIC1P_L
5
MIC1N_L
GND
(MIC2N_R)
GND
NM
TUNR
ROM CORRECTION
TUNL
RDS57K
VDD
R412
1
8
2
7
1
3
6
2
4
5
22k
BZ601
GND
CPV1062-A
RCK
RDT
RDSLK
IC651
S-80835CNMC-B8U
DI
LDET
DO
CK
CE1
CE2
SL
A8V
TUNER3V REG
GND
RF
GND
RF
GND
RX
TX
IC101
R112
IPPW
8
1k
STBY
VDD
L101
7
VCC
1u
6
BUS+
5
BUS-
CN801
GND
CKS3537-A
GND
14
ASENBO
13
Q101
12
6
1
C1
E1
R114
11
5
2
B2
B1
R113
10
4
3
3.3k
E2
C2
5.6k
9
UMF23N
8
GND
7
D
6
5
CN1971
4
3
2
1
u163
OEL
GND
3
4
2 9
9 4
FM:-14.9 dBs
AM:-14.9 dBs
A8V
AUX: +0.3 dBs
EVOLSW1
E.VOL
DA204U
RT3T22M
D203
C2 3
E2
4
B1 2
5 B2
E1 1
6 C1
C231
Q251
47p/50
SAOUT
EVOLSW1
H
L
SACLK
SOURCE
TUNER
AUX
GND
EMUTE
VST
SOUTR
VCK
VDT
A8V
USB 5V
L202
NM
IC781
BD9781HFP
ASLIN
ASL_IN
GND
L781
ATH7048-A
GND
(47uH)
DDSYNC
GND
GND
SYS.MICRO
R641
ROMDATA
100k
1
1 3
1 5
ROMCS
0 5
8
2 9
CS
2
ROMCK
SK
3
DI
GND
R642
4
DO
NM
GND
PEE
26
PEE
RX
27
RX
TX
28
TX
DPDT
29
DPDT
KYDT
30
KYDT
CLOCK
31
CLOCK
R603
1
PEE
BUSY
32
BUSY
2
1k
BTTX
33
BTTX
BTRX
34
BTRX
BT-TEST
35
ILM
GND
BTTESTIN
ROT0
36
ROT0
ROT1
37
TOT1
SWVDD
38
SWVDD
39
EPM
FLPILM
40
FLPILM
PCL
41
PCL
OELPW
42
OELPW
ILMPW
43
ILMPW
GND
R629
44
CE
BTMICMUTE
47k
45
RST2
RST1
BTMUTE3
R608
R652
RST1
DI
46
TUNPCK
TUNPDI
5
4
1k
AMPMUTE
DO
47
TUNPDO
EVOLSW1
6
3
CK
48
7
2
49
8
1
EVOLSW1
50
GND
680
GND
BTTESTMD
RESET
R610
AMPMUTE
10k
GND
Q801
2SA1576A(QRS)
>
R807
47k
VDD
Q802
DTC114EUA
GND
2.2k
KYDT
R802
ROT0
R803
2.2k
ROT1
R804
2.2k
DPDT
R805
2.2k
OELB
DGND
EJSW
ILMB
OELGND
FLPIL
CSENS
R806
m
2.2k
SWVDD
ILMG
co
ILM
GND
D
GND
.
GRILL
ILM
GND
4
2 8
9 9
R211
-3.25dB
2.2k
VDD
DACA
GND
R202
D
GND
100
12
R203
13
100
SA_out
1
8
14
SA_clk
MUTE
SV
2
7
15
STB
16
IC912
3
6
CLK
4
5
17
PML017A
DATA
R204
18
Vcc
1k
19
GND
Noise_DET_out
20
DC_filter
MIC_in
21
22
A
GND
C207
NM
A
GND
A
GND
LCTAW100J252
L6
5.2V
10
X601
20.000MHz
CSS1775-A
12p/50
C605
9 4
2 8
9 9
VSS
10
99
BSCK
BSO
98
BSI
97
AVCC
96
VREF
95
SL
94
AVSS
93
IC601
ASLIN
92
CDRST
91
M3087LFJCGP
CSENS
90
NC
89
KEYAD
88
SAOUT
PEG543A8
87
BT5VSENS
86
TESTIN
85
MUTE
84
RDSLK
83
RDT
82
RDS57K
81
ISENS
80
ASENBO
79
IPPW
78
VCK
VDT 77
VST
76
MO
GND
R
R
FLPI
VDD
Q832
2SA1576A(Q
R816 100k
R
DTC114EUA
Q831
ILM
GN
GND
Q821
R822
8.4V
2SD1767(R)
1
C2 3
B1 2
E1 1
R
Q822
NM
ILM
GND
L841
Q841
2S
4.7u
Q
GND
GND
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