Kenwood RXD-402 Service Manual page 24

Mini hifi component system
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AO
AP
X28-
CN1
(X04-1313-84) MPX UNIT
1/4
+B
CN2
A
1
VCO
MONITOR
1
2
VCO
SEPARATION
R5
33K
2.6V
IC1
5.2V
POLAR
2
3.2V
DEMODULATOR
CN3
1
FILTER
C4 47u10
2
+
D1
R2
82K
L1
P1
MONO ON/OFF
TC1
120P
RESONANCE
POINT
C2
0.01
+B
+B
R1
C1
3
68K
1u50
CN6
Rch
1
TUNER
GND
2
OUT
Lch
3
CD MACHANISM (MGC-E9001)
IC1
: IR3R42
IC2
: NJM4565D
IC3
: TC4052BP
Q1
: 2SA933AS(Q,R) or
2SA1175(F,E)
Q5
: DTC144ESA or
UN4213 or
KRC104M
4
E
D1,4
: MTZJ5.1(B) or
HZS5.1N(B2) or
A
D2
:
RB721Q
C
B
D3,6,7 : 1SS133 or
HSS104
F
1/2VCC
VCC
LD
MON
5
FOCUS
COIL
TRAKING
COIL
TRAY POSITION
DETECT SW
(P25-0013-00) (B/2)
6
OPEN CLOSE SW
(P25-0013-00)
(A/2)
Q1
X28-
CN5
PHOTO
TRANSISTOR
1/4
B
7
AQ
AR
+B
+B
12.3V
IC2
+12V
(1/2)
AMP
8
C17
R22
2
2.2u50
1.2K
1
3
+
C23 4700P
R19 10K
C16
0.01
+
+
C11
5.2V
0.47u50
+
IC3
POLAR
PILOT/SEL.
R34
47K
AMP
C14
R13
R32
IC2
-5.2V
1u50
6.8K
12V
(2/2)
1K
+
5
4
C18
C15
R14
7
2.2u50
1u50
6.8K
6
+
+
5.1V
+
C24 4700P
R37
R20 10K
4.7K
Q5
5.1V
+B
D6
0.3V
Q1
12V
R10
-12.3V
PILOT
1.2K
ON/OFF
5.1V
R9
220 1W
12.3V
+B
+12V
+12V
R35
24K
1
SPINDLE MOTOR(+)
M
2
SPINDLE MOTOR(-)
M1
3
FEED MOTOR(+)
WH2
M
4
FEED MOTOR(-)
M2
FEED MOTOR(-)
FEED MOTOR(+)
5
LIMIT SW
SPINDLE MOTOR(-)
6
LIMIT SW
SPINDLE MOTOR(+)
1
1/2VCC
2
VCC
E
3
C1
4
5
A
6
B
7
C2
8
F
GND
9
LD GND
WH1
SHORT LAND
10
LD
VR1 1K
11
VR
12
MON
13
FC+
14
TC+
15
TC-
FO-
16
FC-
(P29-0013-00) (A/2)
SW2
2
CN3
1
9
GND
R1 1.2K
8
ANODE
7
POSITION SW
D1
1
1
6
ROTARY MOTOR(+)
2
2
M4
5
COLLECTOR
M
4
ROTARY MOTOR(-)
POSITION SW
ROTARY MOTOR
ROTARY MOTOR(+)
3
GND
3
COLLECTOR
2
OPEN SW
OPEN
SW3
2
ROTARY MOTOR(-)
COM
1
CLOSE
1
CLOSE SW
2
2
CLOSE SW
1
1
1
SLIDE TRAY MOTOR(+)
SLIDE TRAY
2
SLIDE TRAY MOTOR(-)
M
MOTOR
M3
1
TU UP/DOWN SW DOWN
DOWN
SW1
2
GND
TU UP/DOWN SW
COM
3
TU UP/DOWN SW UP
UP
AS
AT
(Q) TYPE ONLY
SUB-CIRCUIT UNIT (X13-761X-XX)
+12V
+
MPX FILTER
CN2
L2
CLSW
1
22
OPSW
2
23
ROM-
3
ROM+
4
MLED
5
+5V
LOM-
6
LOM+
7
TDSW
8
36
L3
TUSW
9
37
GND
10
PHTR
11
38
PSW
12
39
GND
13
R502 68K
C
14
R504 68K
A
15
CN1
R31
R506 220K
47K
POLAR/PILOT
E
16
1
(POLAR H/
VC
17
PILOT L)
D3
VCC
18
R505 68K
2
MONO
D
19
R503 68K
12V
3
-12V
B
20
R501 220K
4
+12V
F
21
5
L(IN)
GND
22
6
GND
7
R(IN)
LD
23
+12V
8
ST
PD
24
9
FM DET
SPD+
25
10
R(OUT)
R576
11
GND
10
SPD-
26
12 L(OUT)
SLD+
27
R575
10
SLD-
28
(X25-6210-10)
TRK+
29
R577
CN2
CN1
10
SLT SW
1
33
SLT.SW
FCS-
30
FCS+
GND
2
32
TRK-
31
C544
31
TRK-
0.1
30
FCS-
FCS+
32
R546
29
TRK+
SLT.SW
33
4.7K
3
28
SLD-
4
27
SLD+
5
26
SPD-
6
25
SPD+
CN3
FO (-)
1
TR (-)
2
TR (+)
3
FO (+)
4
PD
5
24
PD
VR
6
LD
7
23
LD
LD GND
8
22
GND
F
9
21
F
C
10
B
11
20
B
A
12
D
13
19
D
18
VCC
17
VC
E
14
16
E
VCC
15
15
A
1/2 VCC
16
14
C
13
GND
12
PSW
11
PHTR
10
GND
9
TUSW
8
TDSW
CN4
7
LOM+
GND
9
6
LOM-
ANODE
8
5
MLED
7
6
4
ROM+
5
4
3
ROM-
GND
3
OPEN SW
2
2
OPSW
1
1
CLSW
AU
AV
ROTARY TRAY'S MOTOR DRV.
LODING TRAY'S MOTOR DRV.
IC9
IC8
REF.VOLTAGE
CHANGE-OVER
(ROTARY TRAY)
Q504
R557
R61
D16
1K
4.3K
35
8.9V
+9V
+9V
+5V
+5V
IC5
RF
(BOTTOM VIEW)
AMP
+
10
11
NC
NC
R518
9
12
2.0V
15K
VC
EO
8
13
2.2V
2.5V
VR
EI
2.5V
7
R516
E
100
14
2.5V
2.5V
6
TE
F
15
2.3V
5
FE-BIAS
+B
VEE
R515
2.5V
4
16
2.4V
100
PD2
FE
2.5V
3
17
3.3V
PD1
RFO
R510
10K
18
2.5V
RFI
LD ON: 1.9V
0V
2
PD
LD ON: 5.0V
Q501
3.8V
17
19
R509
C542
LAZER
Q501
LDON
1
5.0V
47K
DIODE
LD
1
20
+B
18
ON/OFF
VCC
4.4V
19
C541
1
+B
+B
20
14
C543
0.1
12
15
R578
10
13
+B
C523
R547
R545
0.47u50
41
15K
33K
C524
220P
2.6V
SERVO
BLOCK
C525
0.022
40
SE
C526 220P
2.4V
OP AMP
A/D
R527
39
FE
39
ANALOG SW
CONVERTER
15K
2.5V
38
VC
37
XTSL
36
TES1
35
TEST
34
PWM GENERATOR
SERVO DSP
VSS
33
PRDR
33
FOCUS PWM
32
FFDR
FOCUS SERVO
GENERATOR
32
31
TRDR
31
TRACKING PWM
TRACKING
30
TFDR
GENERATOR
SERVO
30
29
SRDR
29
SLED PWM
28
SFDR
SLED SERVO
GENERATOR
28
SSTP
5.0V
27
(SLT.SW)
MIRR
SERVO
DFCT
INTERFACE
FOK
2.5V
26
MDP
25
LOCK
24
FOK
23
DFCT
22
MIRR
21
COUT
+B
+B
AW
AX
+B
CD 4CH
BTL
R559
DRIVER
10K
IC6
D
D
+9V
+5V
C537
0.01
C546 0.1
C538
100u16
+
THERMAL
SHUTDOWN
LEVEL
R517
SHIFT
27K
8.9V
41
D
D
D
39
R512
C502
2.2K
68P
+B
R514
R513
10K
10K
VR1 22K
FE-BIAS
+B
+B
+5V
+9V
+B
+B
C520
R542
R541
C519
R540
1500P
10K
3.3K
0.047
3.3K
4.9V
2.4V
0.8V
ASYMMETRY
DIGITAL
CORRECTOR
PLL
CLOCK
GENERATOR
EFM
DEMODURATOR
SERVO
SUB CODE
AUTO
PROCESSOR
SEQUENCER
CPU
INTERFACE
4.7V
+B
20

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