Kenwood RXD-655 Service Manual page 22

K L
TUNER/MAIN SECTION
JK601
R633
Lch 1
56K
3
AUX IN
C643
R634
CLK 24 220P
56K
Rch 2
VDD 23
10.0V
+B
C602
VREF 22 5.0V 22u25
BI11
+
Rch
C614 R608
1 1
A GND
R OUT 21 5.0V 10u50 10K
2 2
+ Lch
3 3
CD GND
4 4
CD +B
5 5
PICKUP UNIT
5.0V
C610 R606
6 6
R BASS 20 0.12 3.9K
R TRE 19 5.0V C612
1500P
C620
1u50
R IN 18 5.0V
+
C622
R SELO 17 4.7u50
5.0V
+
5.0V
C624
R4 16 5.0V 1u50
+
C626
R3 15 5.0V 1u50
+
C628
R2 14 1u50
+
5.0V
C630 R618
1u50 10K
5.0V R1 13
+
R623
C641
47P
C124
2200P
9.6V
10.0V
R865
100
1/4W
+B
+B +B
6
R637 R157
R638 470K 220K
470K
0V
0.7V 0.7V
R154 R153
10K 10K
0V
7
Q122 MUTING Q121
C120
560P
R124 C122 R158
3.9K 1u50 220
+
1/4W
3.5V
0V 0.6V
Q124
A PLAY : 2.7V
B PLAY : 0V
56K
REC : 2.7V
Hich=CHROME
56K
IC101
C139
PLAYBACK
3300P
R123 REC EQ.
8200P
3.9K
C119
560P
C121
1u50
+
M N
CD SECTION
CNS1B CNS1A CNP1
VCC 5.0V
7 7 7 7 +5V
VREF
6 6 6 6
R6 33K
E
5 5 5 5
A R5 12K
4 4 4 4
B R4 12K
3 3 3 3
R3 33K
F
2 2 2 2
C
1 1 1 1
CNS2B CNS2A CNP2
TR-
1 1 1 1 7
TR+
TR+
2 2 2 2 6
FO+ FO+
3 3 3 3 4
FO-
4 4 4 4 5
FO-
GND
5 5 5 5
TR-
PD
6 6 6 6
AC TUATOR VR
7 7 7 7
LD
8 8 8 8
CD MOTOR PWB-D
M1
PLAY : 0V M
SPINDLE
REC : 4.7V
MOTOR
M
PLAY : 10.0V IC101 : AN7345K
SLED
REC : 9.2V
IC301 : TA7358AP
MOTOR M2
IC302 : LC72131
IC303 : LA1832S
PLAY : 10.0V
SW4
REC : 0V IC601 : LC75341
IC860 : KIA4558P PICKUP IN
Q126
ICT21 : LC72723M
Q103-106 : 2SC1845F
BIAS
Q107,108,121,122,
603-606,862,863,865,QT21
REC : 6.2V
: KTC3199GR
Q109,360 : KTA1266GR
IC1
Q110,111,126
Q128 IC2
: KRC104M
0V
Q124 : 2SA1015GR
Q1
BIAS Q128 : KTC3203Y
Q2
OSC Q301 : C380-0
Q3
Q302 : KTC3194Y
Q850 : KTC2026
D1,2
Q851 : KIA7810AP
Q852 : KIA7805AP
C150
ZD1
Q864 : KRC102M
ZD2
D301-305,861,862
: 1SS133
ZD351,ZDT21 : DZ5R1BSB
RECORDING LINE
ZD851 : DZ2R4BSB
SIGNAL LINE
GND LINE
+B
B
O P
R7
+5V
47
3.2V
R41 C37
12K 0.1
LASER
C27
DRIVER 0.022
Q1
C5
0.047 1
SLC0
C6
0.1
TP3
R10
2
SLCIST
27K
C7
3
EFMIN
100P R12 C8 4
RF
C50 330 4700P
22P
TP1
5
RFVDD
6
RSVSS
7
FIN1 A
8
FIN2 B
SERVO/SIGNAL
9
TIN1 E
CONTROL
10
TIN2 F
C9
TP2
100u10
+
11
VREF
C10
10u50
12
REF1
+
13
NC
C11
0.22u50
14
TEC
+
15
NC
16
C12
NC
100P 17
JITTC
18
ADAVDD
19
ADAVSS
20
TDO
R44
CNS3B CNS3A CNP3 12K
SP+
6 6 6 6 26
SP-
5 5 5 5 27
SL+
4 4 4 4 16
SL-
3 3 3 3 15
PUIN
2 2 2 2
GND
1 1 1 1
CNP3A
: LC78645E
: M63001FP
: KTA1266GR
: KTC3203Y
: KRC102M
: 1SS133
: DZ3R3BSB
: DZ3R9BSB
B LINE
B LINE
Q R
+5V
5.0V
60
NC
59
NC
58
NC
57
ASDFIN
56
ASDACK
55
ASLRCK
54
NC
53
NC
52
NC
51
XVSS
XL1
50
FSX/16MIN 33.8688MHz
49
XIN
IC1
R43
220
48
XOUT
L1
47 0.82uH 3.2V
XVDD +5V
46 3.5V
RVDD
C24 R25
10u50 2.2K
45
RCHO
+
44
RVSS
43
LVSS
C23
42 10u50 R24
LCHO
+
2.2K
C16
330u16
+
41 3.5V
LVDD
Q2
Q2
CONSTANT
VOLTAGE
3.2V
R49
4.7V 1
1/4W
IC2
FOCUS/TRACKING/
SPIN/SLED DRIVER
Q3
C41
100u10
+
+5V +5V
4.7V
S T
CNP8
65 1 WRQ
67 2 DRF
61 3 CE
64 4 DO
63 5 DI 4
62 6 CL
66 7 CD RES
8 8 CLAMP
O/C.
9 9
DISC NO
CNP7
1 R-CH
2 AGND
3 L-CH 3
C48
4 DGND
0.022 5.0V
+5V 5 +5V
R22
5.0V
+5V 6 +5V
100
R47
100
+5V
R30
71
9 1 1
70
8.2K
8 2 2
3 3
R19
4 4
15K
39 5 5
38 6 6
CNP4 CNS4