Kenwood DPX-MP4070 Service Manual page 28

AO
DPX-MP4070/MP4070B
QQ
3 7 63 1515 0
Q9,10
SW
Vref
C34
FE
47K
Q10
56P
TE
C31
R40
R43
10K
47P
39K
270K
1.65V
3.3V
3.3/0V
IC2
RF AMP/SERVO
CD SIGNAL
0/3.3V
PROCESSOR
3.3/0V
0/3.3V
3.3/0V
3.3V
0V
TE
L 13942296513
SELECTOR
(SERIAL DATA)
0/3.3V
R31
100K
R32 R23
CP12
100K 10K
100K
R33
100K
RCKIB
DD1
3.3/0V
3.3/0V
0/3.3V
TANBY
(DA) 3.3V
SS1
(MP3) 0/3.3V
SSL
(DA) 3.3V
RAL
IC3
(MP3) 3.3/0V
O
MP3/WMA
DAL
(DA) 3.3V
DECODER
DAR
(MP3) 0/3.3V
O
RAR
SSR
ESTP
(DA) 0V
XO
(MP3) 0/3.3V
O0
O1
www
CP13
100K
28
X32-5500-01 (2/2)
AP
Q9
RF
47K
E F
10K
C38
6800P
0.3Vp-p
1.65V
1.0Vp-p
1.0Vp-p
1.7Vp-p
3.3/1.65/0V
3.3/0V
3.3/0V
FLAG
C39 CP9
0.1 100
3.3V
IC8
5
VCC
3.3V 1
0/3.3V
B
2
A
3 4
0V
GND Y
CP16
2.2K
C37 R42
1000P 100
3.3V
64 0V
VSSX
R46
63
3.5/0V XO
62
1M
1.0/0V XI
61
R47
VDDX
100K
60 0V
CKIO
59 2.5V
VDDP
58
R49 C41 C42
VCOI
1.35V R48 330 0.33 0.1
57
PDO
56
330
VSSP
CP15
55
100K
C43
FI2
0V
54 0.1
TSTIN
53
PI5
52 2.5V
VDD2
0V 51
PI4
50
0V PI3
49
PI2
CP14
100K
x ao
. i
AQ
C36
0.1
1.7Vp-p
1.65V
75
C48
RF2-
4P
74
RF-
73
R51 C51
EQ1
72 3.9K 33P
EQ2
71 C49
RFI ARF C18
3300P 0.1
70
ADVDD
3.3V
C54
69 1.65V 0.01
ASY
R55 C55
3.0/0.3V
10K 0.01
68
EFM
67
ADGND
66
0V
TEST0
65
TEST1
64
TEST2
63
TEST3
62
TEST4
61
C32
TESTEN
60 0.1
DGND4
CP11
4.7K
59
MD-
58
MD+
57
SD- 58
56
SD+ 56
55
TD- 54
54
TD+ 52
53
FD-
CP10
52
10K
FD+
51
DVDD4
3.3V
Q Q
3 6 7
IC4 4ch BTL DRIVER
30 7.5V
1 VCC
BIAS
R52
29
16K
2 TDIN-
52 FDIN-
28
3 TDIN
FDIN
4
27
SPIN+
SLIN+
R59
4.7K 5
58 SPIN-
6
26
SPIN
SLIN-
25
SLIN
R63
24
7
LO/EJ
GND
13K
23
0V 8
R50
3.3V 9 22
MUTE CNT
10 21
100
GND GND
7.5V 11 20 7.5V
VCC1 VCC2
12 19
12 SPD- SLD-
13 18
13 SPD+ SLD+
14 17
F- FO- TR- T-
15 16
F+ FO+ TR+ T+
M
DM1 DM2
SPINDLE
(X92- ) (X92- )
MOTOR
u163
y
AR
2 9 9 4
8
CN2
1 VCC
2 VC
3 GND
4 LD
R64 DPU1(X92- )
5 VR
240
6 PD
OPTICAL
7 C
86 8 E PICKUP
9 A
10 B
87 11 F
12 GND
F+ 13 FCS+
T+ 14 TRK+
T- 15 TRK-
F- 16 FCS-
IC1 : 91CW12AFG-5AR1
IC2 : UPD63712GC
IC3 : TC94A20F-010
IC4 : BA5824FP-F
IC5 : NJM2880U133
IC6 : XC6219B332MR
IC7 : XC6219B252MR
IC8 : TC7SH08FU
IC9 : TAR5S33-F
Q1,4 : 2SK3018F
Q3,5 : UMD9N
Q6 : UMD12N
Q7 : DTC124EUAF
Q8 : 2SB0970
Q9,10 : DTC114YUAF
D2 : DA204UF
D3 : DAN202UF
SIGNAL LINE
GND LINE
B LINE
1 3 1 5 0 5 8 2 9
R53
12K
54
R56
12K
56
24
22
19
CAUTION : For continued
18
safety, replace safety critical
c o m p o n e n t s o n l y w i t h
manufacturer's recommended
parts (refer to parts list).
Indicates safety critical com-
ponents. To reduce the risk of
electric shock, leakage-current
or resistance measurements
shall be carried out (exposed
parts are acceptably insulated
from the supply circuit) before
m
M
the appliance is returned to the
LOADING & SLED customer.
MOTOR
co
• DC voltages are as mea-
sured with a high impedance
.
voltmeter. Values may vary
slightly due to variations be-
tween individual instruments
or/and units.
AS
2 8
9 9
1
2
3
9 4 2 8 9 9
4
5
6
7