Kenwood CD-403 Service Manual page 8

A B
Q Q
3 7 6 3 1 5 1 5 0
MECHA. ASS'Y (CDM-25)
1
(X92-2150-10/X92-2160-21)
TRAVERSE UNIT (D40-1515-05)
PICKUP (KSS-213C)
+2.5V 1 VC
E
+5V 2 VCC
3 E
A D
PD 4 D
B C
5 A
F
6 B
7 C
8 F
2
9 GND
LAND
SHORT
10 LD
LD
11 -VPD
12 PD
13 FCS+
FOCUSING COIL
14 TRK+
TRACKING COIL
15 TRK-
16 FCS-
6 SL-SW
SLT SL-SW
5
(GND)
3
4 FM-
FEED
MOTOR
M 3 FM+
2 DM-
DISC
M 1 DM+
MOTOR
D.M
8 DOWN-SW
CLAMP SW
7 GND
UP/DOWN
6 UP-SW
5 CLS-SW
TRAY SW
4 GND
OPEN/CLOSE
3 OPN-SW
2 CLS-M
T E
LOADING L (TLM) 1 3 9 4 2 2 9 6 5 1 3
MOTOR OPN-M
M 1
(TLM)
L.M
4
1
FCS+
TRK+
2
D62 : SIR-34ST3F
PH2
LASER
CURRENT
PHOTO
TRANSISTOR
1 2 3
E9
(X32- )
WH5 (G/8)
E10
5
1 2 3
PHOTO
INTERRUPTER
ROTARY
MOTOR
R.M
D62
M
PHOTO
DIODE
1 2 3 4 5 6 7
CN10 (X32- )
(H/8)
6
w w w
SPDL+
SPDL-
SLD+
7
SW-GND
STL-SW
C D
1
(X32-3750-XX) (A/8)
CN6 CN5
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
TRAY MOTOR DRIVE FEED MOTOR DRIVE
IC7 IC8
1 1
C111 C112
2 2
0.1 0.1
4.9V
+5V +5V +5V
+7.5V +7.5V
CN4
VC 1
4.9V
VCC 2 +5V +5V
R37 220K
E 3
1 20
LD VCC +5V
2 19
PD LDON
R36 1
18
D 4
LC/PD
R47
R35 1
3
47K
A 5 A 17
RFE
R34 1
4
16
B 6 B
RFO
R33 1 5
R45
15
C 7 C
FE 39
R32 220K 6 100
14
D
F 8 FE-BIAS
7
13 R44
GND 9 VEE
TE 41
R31 1K
8 100
F 12
VC
(OPEN)
9
LD 10 E
D31 11
10
EO
-VPD 11 EI
12
PD
IC4
FE-B
13 13 RF AMP
R42 R50
27K 10K
14 14
TRK- 15 15
C33 C34
FCS- 16 12 Q13 100u10 100u10
+ +
4.4V
3.7V
CN3
R39
47K
4
4.9V
+
+5V 3 +5V +5V +5V
2.5V
VC 2
RF 1
R55
9.1K
R54
D33
220K
+7.5V +7.5V
7.1V
7.8V
x a o
+7.5V +7.5V
Q14
4.9V
5V AVR
CN2
. i
6 17
5 18
4 19
SLD- 3 20
2
1
E F
2
1 2 3 4 5 6 7
+7.5V
+B +B
C83
470u6.3
4.9V
R112
10K
C82
2.4V
100u10
60
DOUT
59
+5V VDD
C81
58
VSS
1 57
AVDD
C80 R81 56
PCO
0.047 3.3K
55
FILI
54
FILO
53
CLTV
4.4V
52
C77 AVSS
3300P 51
RFAC
C78
50
BIAS
0.01
49
ASYI
R77 Q 48 Q
ASYO
3 7
100K
47
+5V AVDD
4.9V
46
IGEN
45
AVSS
44
ADIO
VR1 43
RFDC
22K
42
CE
41
TE
R72
100K
39
4
+7.5V
7.8V
IC5
6ch BTL
u 1 6 3
+5V +5V
y
G H
A
2 4
8 9
CN7
1 2 3 4 5 6 7 8 9 10 11 12 13 14
AC5.0V
+7.5V +7.5V
4.7V
+B
76
79
Q16
80
C92
Q15
150P
1
SQSO 19
2
SQCK 17
3
XRST
4
SYSM 20
5
DATA 9
6
XLAT 8
7
CL0K 7
8
SENS 6
9
IC6
SCLK 5
(BOTTOM VIEW) 10 4.9V
VDD +5V
11
DSP ATSK
12
SPOA
13
6 3 1 5 SPOB 1 5 0 8
14
XLON
15
WFOK
16
XUGF
17
XPCK
18
GPS
19
C2PO
20
SCOR 38
m
c o
+5V
.
I J
2
9 8 9 9
CN8
15 16 17 18 19 20 21 1 2 3 4 5 6
3 3
+B
+7.5V +7.5V
+5V
+B
4.9V
38
R552 1K
R551 1K
C505
4700P
4.8V 30
KEY2
29
29
SBUSY
4.8V
28
28 SCL
EEP ROM
27
27 SCD
26
RMUTE
25
9 2 4 9 8 2 AVSS 9 9
24
R502 330 23
23 DATA
R503 330
22
22 CLK
DOT DRIV
R504 330
21
21 CE
20
20 SYSM
19
19 SUBQ
18
17
17 SQCK
16
+B VDD
15
4.9V
GFS
14
XT2
13
IC
X2
5MHz
12
X1
11
X2
10
10 RESET-I
9
9 DATA
8
8 XLAT
7
DSP
7 CLOK
6
6 SENS
5
5 SCLK
4
4 MON
2
R540 330 3
3 STBY-LED
2
STBY :3.1V
LDC
1
+B VDD
4.9V
R538
1K
28
27
IC17
+
(BOTTOM VIEW)
4.9V
E2 PSOM
+B
B