Kenwood KDC-3047M Service Manual page 25

AE
1
IC1
Q101,201 : 2SC3928A/R/-X
Q111
Q112
Q301,302 : PS1191RB22/BCX
2
D101,201
CD PLAYER UNIT
MAIN PCB
3
CN101
SPOUT(DMO) 1
REV 2
TRVP(FMO) 3
B51
FWD 4
0
TRP(TRO) 5
B74
REST SW
6
(CD LOE LIM SW)
0
FOP(FOO) 7
VC(VREF) 8
GND(S-GND) 9
DRIVER MUTE 10
to B56
VCC 11
(X34- )
CN2
8V(S7.5) 12
4
LD 13
AGND 14
BU5V 15
B58
MD(PD) 16
B65
VF1(A) 17
VT1(F) 18
VF2(B) 19
VT2(E) 20
SW2(LOE SW) 21
SW1(CD-STATE SW) 22
5
6
7
AF
: LA6565
: 2SA1530A/RS/-X
: RT1N241M-T111
: AN1105W21/AB/X
SIGNAL LINE
GND LINE
B LINE
B71 B79 R72
0 0 6.8K
B70 B78 R71
0 0 15K
REV
B60 B76 B5 R69
0 0 0 10K
FWD
REST
B52 B75
0 0
B67
0
MUTE
B4
0 0
SRV+B
B64 B77 R70
LD
0 0 33K
BU5V
R61 C2
0 0.1
0
MD
C21
10
VF1
0
VT1
R67 R68
VF2
VT2
20K 39K
Q111
BU5V
Q112
R112
33K
8V
CAUTION : For continued safety, re place safe ty critical com po nents
only with manufacturer's rec om mend ed parts (refer to parts list).
Indicates safety critical com po nents. To reduce the risk of electric
shock, leakage-cur rent or re sis tance mea sure ments shall be carried
out (ex posed parts are ac cept ably in su lat ed from the supply cir cuit)
be fore the ap pli ance is returned to the customer.
• DC voltages are as measured with a high impedance volt me ter.
Val ues may vary slight ly due to vari a tions between in di vid u al in stru-
ments or/and units.
AG
KDC-3047M/MP1046/MP145/MP145CR/MP146/MP2046
/MP245/MP246AM/MP246G/MP246S/MP3046
TRACKING
COIL
FOCUSING
COIL
IC1 CD DRIVER
R85 R84
19 18
VIN2+ VIN1
8.2K 8.2K
20 17
VIN2- VIN1-
R83 R86
21 16
VIN2 VIN1+
8.2K 8.2K
22 15
VIN3-
VCCS
R81
23 14
VIN3 VCCP1
8.2K
24 13
VO-OP VO1+ SP+
25 12
VIN-OP VO1- SP-
26 11
VIN+OP FE-
VO2-
27 10
REG-IN VO2+ FE+
38 37
GND GND
C3 B84 B85
68P 0
28 9
REG-OUT
VO3-
29 8
VREF-OUT VO3+
30 7
VREF-IN VO4-
R82 B1 0
31 6
VIN4 VO4+
8.2K
B72 0
32 5
VIN4- VLO+
33 B73 0
4
MUTE234 VLO-
34 3
MUTE1 VCC2
35 2
VCONT REV
36 1
S-GND FWD
SRV+B-1
+3.3V
BU5V
D101
R101
390
D201
B3 R201
Q201
0 390
SW2
SW
Q101
SW1
SW
B81
0
AH
PICKUP (Ref.No.27)
1
0.1
1
2
3
4
5
6
7
8
1K
9
10
11
12
13
14
15
FO- 15
FO+ 14
TR+ 13
TR- 12
11
B50 0
VF1 10
R63 130
9
B82 0
MD 8
7
B57 0
VT1 6
B69 B68
5
SHORT LAND
0 0
LD 4
VT2 3
+3.3V 2
VF2 1
0
FO+ SP+
FO-
SP-
TR-
TR+
B14 0
LO+
FE+
B13 0
LO-
FE-
B62
0
LO+
LO-
REST SW PCB
REST
SGND
PHOTO PCB
Q302
PTSW2
GND
Q301
PTSW1
CD PLAYER UNIT (1/1)
AI
CN102
VF2
VCC
VT2
LD
GND
VT1
VC
MD
VR
VF1
GND
TRACKING-
TRACKING+
FOCUS+
FOCUS-
CN102
FOCUS-
FOCUS+
TRACKING+
TRACKING-
GND
VF1
VR
MD
VC
VT1
GND
LD
VT2
VCC
VF2
SPINDLE
MOTOR
SP+
M
Ref.No.23
SP-
FEED
MOTOR
FE+
M
Ref.No.33
FE-
LOAD
MOTOR
LO+
M
Ref.No.11
LO-
REST SW
SW1
PHOTO TR
for SW2
PHOTO TR
for SW1
25