Kenwood KDC-X615 Service Manual page 17

AE AF
X32-4720-00 : (DXM-1340)
1
0V
2
S2 : 12cm DISC
DET.SWITCH
S1 : LOAD DET.
SWITCH
CN2
D.OUT 22
S2
SW2 21
S1
X1
SW1 20
16.93MHz
CP1 100
19 94
CLK
3
DATA 18 93
MECHA 17
C32
L2
0.01
NC 16
5.0V
BU+5V 15
D.GND 14
Q4
D.5V SW
CP3 100
MUTE R 13 87
4
MUTE L 12 86
CP2 100
MRST 11 89
91
MSTOP 10
A.+8V 9
to Q3
D2
MAIN
UNIT
R44
CN200
5.1K
Q3
A.8V SW
8.0V
3.8V
IC6
5
(1/2)
R121 R117
R107
8 20K 20K
6
330
7
Lch 8 5
ACTIVE
3.2V
FILTER
C71
470P
3.2V
3
3.8V 1
2
4
R122 R118
IC6
20K 20K
(2/2)
R126
8.0V
20K
6
0V
A.GND 7
Rch 6
LO/EJ 5
MOTOR 4
S.7.5V 3
S.GND 2
SW3 1
CAUTION : For continued safety, replace safety critical components only with manufacturer's recommended parts (refer to parts list).
Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements shall be
!
7
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
instruments or/and units.
AG AH
C25 C29
0.012 0.1
51
CSEL
52
TEST1
53
TEST2
4.8V
54
IOSEL
0V
5.0V 55
5V
NRST
56
0V
BCLK
57
LRCK
58
SRDATA
59
SUBC
60
SBCK
61
DQSY
62
R31
DEMPH
1K
0V 63
TX
64
PSEL
IC2
65
MSEL
5.0V 66
CD SIGNAL
SSEL
67
PROCESSOR
DVDD1
bult in u-COM.
68
X1
69
X2
70
DVSS
71
XSUB1
72
XSUB2
73
DVDD2
74
NC
5.0V
75
NC
0V
C46 0.047
0V 5.0V
R52 100K
R54
100K
D3
CLVS
C85
0.1
Q2
PON SW
DOWN & LIMIT
SWITCH
MOTOR SW
Q5 S3
IC5
5V AVR
IC5
5.0V
IN OUT
GND
0V
AI AJ
0V
R36 C26
150 1
25 1.5V
PLLF
IC1
C24 0.022
24 1.4V
1.8V IREF
RF
R34 68K
AMP
23 2.5V
DSLF
22 R35 100K
DRF
2.5V
21
ARF
20 2.5V
VREF 20
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
10 2.5V
FBAL 10
9 5.0V
AVDD3
8 0V
AVSS3
7
NC
6
NC
19
5 5.0V
LDON 5
4 0V R218 47K
VDET 4
5V
3 0V
RFDET 3
0V
2 0V
OFT 2
1 0V 20
BDO 1
D4
Q8
C35 C55
0.1 0.1 0V
GAIN
CONTROL SW
ECS TVD
R80 C44
2K 0.1
R76 6.2K
5.0V
2.0V
IC4
BTL
2.5V
DRIVER
R77 R78
56K 24K
8.0V C41
2.2
AK AL
C23 RF R11 C5 R12
1000P 6.8K 33P 4.3K
C7 C6 R13 C3
0.1 3P 36K 10u16
+
5.0V
ARF
0.8Vpp
2.5V 5.0V
0.1V
IOP1
R8
1.2Vp-p 0.8Vp-p
4.7
0V or 5.0V 2.5V
D1
5Vpp
TE
R17 R19
TE
36K 27K
R3
R18 C16 C18
82K
3.9K 100P 470P
34
R6
33
FE 82K
C14
4700P
IC1
R72 C45 IC2
1K 0.012
IC4
IC5
IC6
LOAD
Q1
SLED+ (X92- )
Q2,5,8
DM2
Q3,4
M
12
D1,2,4
TRK+ 11
D3
4.0V
2
4.0V
LOADING & SLED
1 EJECT
SLED- MOTOR
TRK-
FCS+
4.0V (X92- )
SPDL-
27
4.0V DM1
26
M
18
FCS-
17
SPINDLE
MOTOR
SPDL+
AM AN
(X92- )
DPU1
(T25-0215-05)
C4
10u6.3
+ OPTICAL
IOP2 PICKUP
R9
10
Q1
APC
CN1
R1 33K
1 D
R2 33K
2 B
R22 33K
3 C
R23 33K
4 A
5 GND
6 LD
7 PD
R5 91
8 VR
9 VC
10 VCC
33 11 F
34 12 E
27 13 FCS+
2 14 TRK+
1 15 TRK-
26 16 FCS-
: AN8806SB
: MN662773KB3
: BA5917AFP
: TA78L05F
: NJM4565MD
: 2SB1188
: DTC124EUA
: 2SA1362(Y)
: DAN202U
: DA204K
SIGNAL LINE
GND LINE
B LINE
KDC-X615,6015
KDC-6080R/RY/RV,7016