Kenwood kdc-5090r/ry Service Manual page 15

A B
Q Q
(X32-5010-00)
3 7 6 3 1 5 1 5 0
1
0V 51
52
53
54
2
5.0V 55
56
57
58
59
S2 : 12cm DISC
60
DET.SWITCH
S1 : LOAD DET.
61
SWITCH
62
CN2
0V 63
D.OUT 22
64
S2
65
SW2 21
S1
5.0V 66
67
SW1 20 X1
3
16.93MHz
68
CP1 100
CLK 19 94
69
DATA 18 93
70
71
MECHA 17
72
5.0V
NC 16
73
BU+5V 15
74
D.5V SW
75
Q4
R47
T E
L 1 3 9 4 2 2 9 6 5 1 3
10K
D.GND 14
4
CP3 100
MUTE R 13 87
MUTE L 12 86
CP2 100
MRST 11 89
MSTOP 10 91
to
CN5
(X25- )
D2
MOTOR SW
Q5
5
A.+8V 9
Lch 8
A.GND 7
Rch 6
6
LO/EJ 5
MOTOR 4
S.7.5V 3
w w w
S.GND 2
SW3 1
.
CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts
list).
7
Indicates safety critical components. 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 the appliance is returned to the customer.
• DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual
C D
C25 C29
0.015 0.1
CSEL
TEST1
1.8V
TEST2
4.8V
IOSEL
0V
5V
0V
NRST
BCLK
LRCK
SRDATA
SUBC
SBCK
DQSY
IC2
DEMPH
TX
CD SIGNAL
PSEL PROCESSOR
bult in MI-COM.
MSEL
SSEL
DVDD1
X1
X2
DVSS
XSUB1
XSUB2
5V
DVDD2 5.0V 0V
NC
NC
R52 C46
4.8V 100K 0.047
R54
D3
0V 100K
C85
0.1
Q2
PON SW
A.8V SW
Q3 R238
200
8.0V
R125
20K
IC6
3.8V
(1/2)
R121 R117
R107
8 3.2V 20K 20K
6
330 7
5 3.2V
4
OP AMP
R108 3.2V
3
R118
330 3.8V
1
2 20K
R122
IC6
20K
(2/2)
R126
20K
x a o
y
i
E F
8
0V
R36 C26
25 150 1
PLLF
R34
24 1.4V 68K
IREF
RF
AMP
23 2.5V
DSLF
IC1
22 0V
DRF
21
ARF
20 2.5V
VREF
19 2.5V
RFENV 19
18
NC
17
NC
16
NC
15 2.5V
TE 15
14
NC
13
FE
NC
12 2.5V
FE 12
11 3.0V
TBAL 11 TE
10 2.5V
C33
FBAL 10
9 5.0V 0.1
AVDD3
8 0V
15
AVSS3
7
NC
6
NC
5
R218
LDON
47K
4 0V
47
VDET 4
3 0V
RFDET 3 C2
2 0V 1
OFT 2
1 0V
BDO 1
Q Q
92
3 7 6 3
C35
D4
0.1
2.0V
4ch BTL
DRIVER
IC4
DOWN & LIMIT
SWITCH ECS
S3
R77 R78
56K 24K
u 1 6 3
.
G H
2 4
9 9 8
C23
ARF
1000P
RF R11 C5 R12
10K 15P 9.1K
C7 C6
0.1 2P
5.0V
2.5V
0.1V
1.2Vp-p 0.8Vp-p
0V or 5.0V
2.5V
TE
R17 R19
43K 51K
R18 C16 C18
3.9K 150P 220P
FE
C14
4700P
1 5 1 5 0 8 9 2 4
TVD
LOAD
SLED+
R76 R72 C43
6.2K 1K 0.015
12
5.0V TRK+
11
4.0V
2.5V
2
4.0V
EJECT
1
SLED-
TRK-
FCS+
C45
4.0V
0.015
27
C41
4.0V
2.2 26
SPDL-
FCS-
18
17
SPDL+
8.0V
m
c o
I J
2
9 9
C4
10u6.3
+
APC
Q1
DPU1 (X92-)
IOP-
OPTICAL
PICKUP
IOP+
D1
CN1
31 1 D
32
2 B
29 3 C
30 4 A
5 GND
6 6 LD
1 7 PD
R5 360
8 VR
9 VC
9 8 2 9 9
10 VCC
27 11 F
28 12 E
27 13 FCS+
2 14 TRK+
1 15 TRK-
26 16 FCS-
DM2 (X92- )
M
LOADING & SLED
MOTOR
IC1 : AN22000AA
IC2 : MN662774KG1
IC4 : BA5917AFP
IC6 : NJM4565MD
Q1 : MCH6101
Q2,5 : DTC124EUA
DM1 (X92- ) Q3 : DTA143XUA
Q4 : 2SA1362(Y)
M
D1,2,4 : DAN202U
D3 : DA204U
SPINDLE
D5 : MA8051-L
MOTOR
SIGNAL LINE
GND LINE
B LINE
KDC-5090R/RY