Schematic Diagram; Tuner Amp Unit (Guide Page) - Pioneer DEH-34UB/XNUC Service Manual

1

10. SCHEMATIC DIAGRAM

10.1 TUNER AMP UNIT (GUIDE PAGE)

A
Note: When ordering service parts, be sure to refer to " EXPLODED VIEWS AND PARTS LIST" or
"ELECTRICAL PARTS LIST".
Large size
SCH diagram
A-a A-b
A-a
A-b Guide page
Detailed page
A-a A-b
B
KN401
M2R6TP_GND
C
D
GND
JA892
CKS4124
W.REM
JA891
YKS5035
(RMIC)
(W/R)
W.REM&MIC
CN961
E
VKN1189
GND
SPKL
VSS
SPKR
VSS
MIC1N
MIC1P
VCC
NRST_CPU
VSS
U1IN
U1OUT
GND
F
A
38
1
2
*2
A,B C D~F A,B
C408 NM NM 15p C432 NM
C421 100p 100p 22p
C433 NM
2p
C427 82p 82p C457 1u
C443 NM 0.01u 0.01u C458 3p
C444 8p R403
NM NM 1.5k
C452 1u NM NM R406 470
C455 10p NM NM R408 680
L404 0.39uH
0.27uH 0.27uH R421 0
L405 CTF1389 CTF1389 NM R431 0
L406 22uH 22uH 1.5uH R433
0
R434 NM
L409 47uH 47uH 2.2uH
L416 NM CTF1786 C430 0.47u
NM
L417 NM NM C431
0.39uH 0.1u
L418 NM NM 0.27uH C439 NM
L420 68n NM NM
FM(30%) -15 dB±2.5: -15.0 dBs
AM(30%) -15 dB±2.5: -15.0 dBs
FM(30%) -11 dB±2.5 (EW5): -11.0 dBs
AM(30%) -11 dB±2.5 (EW5): -11.0 dBs
ANTENNA
C425 4700p/25
C424 4700p/25
TUNER
A GND
JA401
YKS5041
TUNGND
2 1
4
3
1
C448
RF GND
NM
1
2
3
C446
*2
RF GND
NM 4
FMMIXDEC
FMMIXIN2
C401 L404
C413 5
FMPINDRV
FMMIXIN1
FMPINDDEC
0.01u/16
33p/50 6
GNDRF
C414 7
TCAM
1u/10
8
VCCRF IC401
A GND
C450
orRFGND 9
CK_SEL TDA7706
NM
10
RF GND
GNDVCO
L402 LFREF
11
LFREF
CTF1786-A C407 C410 LF1
12
LF1
0.01u/16
0.1u/10 13
PINDDEC
VCCVCO
A
GND C411 0.01u/16 PINDIN
14 TCAM2
RF GND
L403
C412 15
10u
CTF1786-A CCG1192-A
16
RF GND
C445 0.022u/16
GND
RF GND C408 R403
R434
C443 L405 L406 C415
C457
L418 0.01u/16
L420
C454
NM
*2
D GND
*2
RF
*2
GND
RF GND
Q551
L551
LSA1576UB(QRS)
NM
R558 4.7k
R562
R552 10k R559 NM
100
R553 10k
R560 100
R561
NM
IC551
341S2162
10 16
9
17
NC7
NC9
8 NC6
NC10 18
NC5
NC11
NC4 ipod CP
7 NC12 19
NC3
NC13
6 20 USB&USB5V
C552 R556 2.7k
IC501
C509
0.1u/10 R557 4.7k
1
L501 1u/16
PVIN
CTH1475-A
USB5V 2
GND
SW
3
FB
4
INV EN/SYNC
BD9008F
GND
GND
IC510
GND
1 5
VIN VOUT
2
GND
KEYD
3 4
1
3 EN /OC
KEYAD
2
BD2232G-G
GND
GND
MIC1PF
6 R892 1k
KEYD2
MIC1N
5
4
KEYAD2
3
2
R891
1k
1
VR105C5R0AAA
BT MOD
GND
13
C964 R963 8.2k
12
C968
1u/10
470p/50
11
R962 8.2k
C963
R969
10
1u/10
10k
9
R965
8
0
C970
7
GND
NM
6
L961
5
NM
4
GND R966 1k
3
R964
1k
2
1
GND
GND
NOTE :
Symbol indicates a resistor.
No differentiation is made between chip resistors and
discrete resistors.
Symbol indicates a capacitor.
No differentiation is made between chip capacitors and
discrete capacitors.
NM : No Mount
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.
DEH-34UB/XNUC
2
3
A-a
C D~F
NM CCG1205
NM
0.1u
NM NM
NM NM
1.5k 330 MECHA VD
7.4V
470 360
VD2
390
680
Q751
2SD2396(K)
NM 0
NM NM
NM
0
Q752 R753
NM 0
0.47u NM 3 4
820
NM
0.1u
2 5
0.1u
NM
1 6
RN4983
VDCONT
GND
VDSENS
TUNR
TUNL
36.48MHz
A GND
X401
X2
GND2
3
D GND
2 R429 NM
GND1
X1
*2
CSS1805-A
L412 NM
L413 NM
L414 NM
*2
R421
L416
48
L419 SW5V
TEST
C441
47 NM
VDD_CORE 2.2u VDD3.3V
CCG1205
46
C442
GND1V2
45
B.UP
GPIO0 NM
44
GPIO1
43
FLASH ROM
GPIO2
42
GPIO3
41
GPIO4
40
GPIO5
39
GPIO6
38
GPIO7
37
GPIO8
36
GND3V3
C440
35
VDD3V3
0.1u/10
34
I2CSCL
D GND
I2CSDA 33
L410
*2
NM
R427
RF
GND
*2
1k
*2
R430
*2
NM
CD_SDA
1/4W 1/4W GND
D GND
R410 R412
CD_SCL
8.2 8.2
*2
L411 NM
*2
R428 0
CP_SDA
*2
CP_SCL
RF GND
D GND
CPRST
VDD3.3V
CPPW
CPPW
CDRST
CP_SCL
CDSRQ
CP_SDA
CDSTBY
CDWAIT
ML
CPRST
SWVDD5
KEYD
D502 ROT1
ROT0
CRG03
D503
ILMPW
CRG03
ILMCLR1
8
VIN
GND
7
ILMCLR2
GND
6 51k NM
SYNC
RT
5
R506 R507 SYNC
GND
RGBDT
BSENS
SSENS
ASENS
VBUS
FLG
FLG
USBCTL
USBCTL
KEYD
KEYAD
DSENS1
BTRST
BTRX
BTTX
LPF
BTL
IC961
SYS+B
NJM4558MD
L962
NM
1 8
OUT1 VCC
2 7 C967 BTR
IN-1 OUT2
470p/50
3 6
IN+1 IN-2
4 5 R968
GND IN+2
10k
CN801
CKS6288
R972
A GND
10k
DSENS
AUXL
SOURCE
GND AUXR
AUXGND
NM
DP
RGBST/ILMCLR2
DM
B RGBCK/ILMCLR1
USB5V
DPDT
CN1821
USBGND
KYDT
RGBDT/USBGND
ROT0
ILM+B
ROT1
SWVDD
ILMGND
DGND
GRILLE
3
C
CN701
CD
CN701
VKN1192
VD1
GND
R754
NM
R717
R701
47k 100k
R702
100k
5 4
6 3
C704
7 2
NM
C705
8 1
NM
R704
C706
4.7k
NM
R703
R721
C702
100k
NM
C701 NM
0.01u/16
C703
NM
GND
IC671
*5
A,B PEB012A8
C~F PEB011A8
*5 L671
IC671
SI CTF1786-A
5 4
SCK
VSS
SI
KN601
6 3
SO
SCK WP#
M2R6TP_GND
7 HOLD# 2
SO
8 1
VDD CE#
GND
R671 47k
C671
0.1u/10
GND
R416
NM
R417
NM
109
CD_SDA
CD_SCL 110
111
112
TUNSDA
TUNSCL
113
CP_SDA
114
CP_SCL
115
NC
116
CPRST
C601
117
PVCC9
0.1u/10
118
CPPWR
SYSTEM MICRO
119
VSS10
120
CDRST
121
CDSRQ
122
CDSTBY
123
CDWAIT
R605
NM
124
DACCS
125
NC
126
PVCC10
C602
0.1u/10
127
VSS11
128
SWVDD
129
KEYD
130
ROT1
131
ROT0
132
ILMPW
133
ILMCLR1
C603
134
PVCC11
0.1u/10
135
ILMCLR2
136
VSS12
RGBDT
137
RGBDT
R641
138
BTTESTIN
BTTESTIN
NM
139
BTTESTMD
BTTESTMD
140
DSENS
141
BSENS
142
SSENS
143 ASENS
144
NC
DSENS
C818
0.1u/16
20
AUXL
R818 2.2k
19
GND SRC
18
AUXR
17
AUXG
16
DP
15
ICLR2
14
DM
13
ICLR1
12
US5V
11
DPDT2
10
R814
9
KYDT
NM
8
7
ROT0
6
ILM
5
ROT1
4
SWVD
3
2
DGND ILMG
1
C802
0.1u/16
USGND
C803
0.1u/16
D GND USB GND ILM GND
4
C707
NM
C708
NM
C709
NM
C710
CD/USB:+5.22 dBs
NM
P GND
C234
D GND
CCG1192-A
10u
DAC
C235
NM
R232
820
R231
820
D
GND
GND
X601
CSS1603-A
16.934MHz
1 3
1 3
2 2
A
V
MOD
US
US
US
US
USBA
USBA
R
IC601
US
R5S7266ZD144FP
US
USB
USB
A
U
U
MD_
MD
PL
P
R807
SSE
2.2k
R802 100
AU
R816 22k
R801 100
AU
22k R815 100
R817 AU
L801 CTF1713-A
R806
1 1 2 2
8.2
R805
4 3 3
4
R812 8.2
2.2k ILMCLR
R811
2.2k ILMCLR
R804 2.2k
R803 2.2k
KY
R808 2.2k
RO
R810 2.2k
RO
GND
GND
4