RS2650/2651 CD SERVO SCHEMATIC
+5V
R101
100E
4
2
3 1
+5V
R101
150E
4
2
3 1
+5VA
R126
100E
4
2
3 1
4
2
3 1
4
2
3 1
EGND
C171
C172
C173
10n
10n
10n
P1006
RPI-574
P1003
RPI-574
P1002
RPI-574
P1001
RPI-574
C174
10n
P1004
RPI-574
DISC_SW
SLIDER_UP
C175
10n
P026
CON2
PLAT_SW
SLIDER_DN
RADIO_L
RADIO_R
R250
150E
C176
10n
1
2
CON3
POWER
+10V_MOTOR
N110
CON6
P027
6
5
4
3
2
1
+5V
CON6
+3V3
+
C290
220uF
R291
1K
R292
D290
10K
1N4148
C057
C058
R054
2n7
2n7
4K7
+5V
N109
CON3
CN11
1
1
2
2
3
3
C187
10n
C178
C177
10n
C291
C295
10n
C292
10n
10n
10n
6
5
4
3
2
1
DISC_SW
Q290
KTC3875
R051 2K7
R052 2K7
RADIO_WRN
RADIO_DATA
RADIO_CLK
RADIO_MONO
R053
4K7
CL1_DRAWER1
C293
C294
10n
10n
P104
CON2
1
2
R160
150E
VFD_CLK
CARMTR1
CARMTR2
DISC_SW
PLATTER_SW
+5V
C189
10n
C118
10n
DRAWMOTOR1
DRAWMOTOR2
+5VA
4
2
3 1
C179
220n
Q281
KTC3875
R281
22K
R282
1K
1
2
3
4
5
6
7
8
C113
100n
P1005
RPI-574
C102
100n
N111
DISPLAY
N108
RADIO
+3V3
D281
1N4148
1 2
C119
10n
R114
2E2
VO2
GND
123
NULL_3
RADIO_MONO
RADIO_CLK
DRAWER2
SCL
SDA
R283
10K
R102
2E2
VO2
GND
123
+10V_MOTOR
678
SVCC
PVCC
VO1
VCTL
D103
BZX79-B5V6
1
2
3
4
5
6
7
+5V
C169
100n
D282
IN4148
1 2
+
C281
47uF
+
C203
47uF
678
SVCC
PVCC
VO1
VCTL
VIN1 VIN2
4 5
D102
BZX79-B5V6
+
C227
47uF
IC102
FAN8082
VIN1 VIN2
4 5
+5V
REMOTE
VFD_STB
VFD_CLK
VFD_DIN
VFD_DOUT
CFLG_MOTOR_MUTE
MEAS_STANDBY
CL1_DRAWER1
PLATTER_SW
DISC_SW
PLATTER+
PLATTER-
R207
2E2
EP M24C01
8
VCC
7
/WC
6
SCL
R284
1K
C188
10n
IC105
IC100
FAN8082
E0
E1
E2
VSSSDA
KTC3875
DRAW-
DRAW+
Q282
C129
C128
1
2
3
45
R285
1K
PLATTER+
PLATTER-
C132
C131
RADIO_DATA
RADIO_WRN
AUX_SW2
AUX_SW1
TAPE_MUTE
DRAWER2
+3V3
C201
C133
C200
C138
C134
C139
C148
D291 IN4148
1 2
D292 IN4148
1 2
+
C282
22uF
R286
4K7
REMOTE
R143 220E
R144 220E
R145 220E
R146 220E
R124 220E
R122 220E
R150 220E
R151 220E
R152 220E
R153 220E
R154 220E
R156 220E
R157 220E
220P
C141
C140
C149
C151
C150
C152
R183
470K
AUX_SW1
AUX_SW2
R287
100E
R260
470E
D103
BZX79-B5V6
C120
+3V3
R167 220E
R168 220E
R169 220E
R170 220E
R171 220E
R174 220E
220P
C153
+3V3
C158
220n
8
7
6
5
4
VEE
3
2
1
N103
Q110
KTC3203
+
C250
47uF
R123 220E
220P
C108
47uF
+3V3
R129
10K
L125 FE
L126 FE
L127 FE
L128 FE
10K
Q103
PBSS5140T
R198
10K
+3V3
R288
1K
Q283
KTC3875
+8VA
+5VA+10V
10K
+
R130
R131
R132
+3V3
R161
R162
R184
1K
Q104
PBSS4140T
RESET
L_OUT
R_OUT
D104 IN4148
D105 IN4148
+
C251
47uF
C122
47uF
*R133
*R134
*R135
C296
10n
R164
R163
+3V3
R136
R166
C123
100n
+
R138
R13747K
C283
2n2
12
12
C124
100n
R140
R141
R142
R139
C284
2n2
L129 FE
C159
100n
+10V
D100
IN4003
1 2
C103
100n
MEAS_STANDBY
HP_MUTE
+3V3 +1.8V
Q100
PBSS4140T
R100
1K
R111
3K
C181
100n
R224
50
49
48
INT
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
C285
100n
R298
1K
R199
100K
D101
L101
IN4003
47uH
1 2
C205
1uF
C110
100n
SCLI
WCLI
VDDP2
INT_EXT_ROM
VSSP2
GPIO27
GPIO26
GPIO25
GPIO24
GPIO23
GPIO22
GPIO21
GPIO20
GPIO19
LED_VDD
GPIO18
GPIO17
GPIO16
GPIO15
GPIO14
R233
1K
RESET
C298
100n
+3V3
+8V
C088
C109
10n
100n
VDDP
5152535455565758596061626364656667686970717273747576777879
EF
SDI
VLCD
30
C299
1n
R187: THOMSON PICK-UP R234: SAMSUNG
R188: RADIO 200K R235: RADIO 50K
TDI
TCK
TDO
TMS
TRST
SCLK
DATA
SYNC
WCLK
VSSP3
VDDP3
MOTO1
GPIO7
GPIO6
GPIO5
GPIO4
IC103
SAA7804
VSSP1
DOBM
VDDP1
MOTO2
LKILL
RKILL
+1.8V
V4_CL16
GPIO8
GPIO9
GPIO10
GPIO11
GPIO12
GPIO13
RA
VDDD1
FO
RESET
+1.8V
SL
VSSD1
VSSD2
VDDD2
TDI2_GPIO28
TMS2_GPIO29
TX_GPIO2
RX_GPIO3
SDA
SCL
*R234
For version select
TDO2_GPIO31
INT_RTCK_GPIO30
AIN1_GPIO0
AIN2_GPIO1
+3V3
80
MON
VSSA1
LASER
LPOWER
OPU_REF_OUT
OSCOUT
DAC_VPOS
DAC_LP
DAC_LN
DAC_REF
DAC_RN
DAC_RP
BGND
BUF_L
BUF_R
VDDA3
1234567891011121314151617181920212223242526272829
C228
10uF/1206
R187
R190
R188
R189
*R235
HF_MON
VDDA1
AUX_L
AUX_R
VDDA2
VSSA2
OSCIN
FGND
R192
SL
FO
RA
D1
D2
D3
D4
R1
R2
+3V3
R175
10K
R193
R194
R195
R103
3K3
R106
1K
R109
560E
R112
3K3
+3V3
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
L102 470uH
L103 470uH
R176
10K
10K
R196 220E
R197 220E
R200 220E
R201 220E
R203 220E
R204 220E
R205 220E
R206 220E
C101
100n
*
C107
4n7
***
C111
2n2
R121
R116
470E
470E
C215
100n
R158 2K7
C144
22P
C143
C263
100n
10uF
C267
22n
R177 220E
R178 220E
C112
10n
C216
100n
R159
560K
C160
C161
R104
3K9
R107
15K
R110
3K
R113
2K2
VREF
C115
100n
L122
FE
C286
1n
XT1
8.4672MHz
C145
22P
L121
FE
C146 220uF
C147 220uF
C266
22n
C163
C162
C165
220P
4
+3V3 +5V+5V
R105
20K
R108
39K
+8V
+
C116
470uF/16V
R290
4E7
AUX_L_IN
AUX_R_IN
C287
1n
C191
C192
3n3
3n3
+
+
R172
R173
100K
100K
L124
FE
HOME_SW
NULL_2
C155
220P
TX
SDA
SCL
SLIDER_DN
SLIDER_UP
DRAW+
DRAW-
C166
1
N107
2
AUX
3
HP_MUTE
C264
33n
C265
33n
C106
100n
C186 10n
C117
100n
L105
470uH
+5V
R264
4K7
R265
4K7
L104
470uH
R222
10K
R414R
3K3
C104
47uF
SLESLE+
R270 4K7
R271 4K7
RADIO_L
AUX_L
TAPE_L
RADIO_R
AUX_R
TAPE_R
R414L
3K3
4
3
2
1
+
16
17
18
19
20
21
22
23
24
25
26
27
28
HEADPHONE
N105
+5V
R266
39K
R267
39K
OPIN+
DO3.1
DO3.2
DI3.1
DI3.2
VCC1
VCC2
VREF
DI4.1
DI4.2
DO4.1
DO4.2
GND3
C269
100n
R269
4K7
C220 4.7uF
C223 4.7uF
C225 4.7uF
C221 4.7uF
C222 4.7uF
C224 4.7uF
Q101
PBSS4140T
IC101
AM1469
L123
FE
+
+
+
+
+
+
R212
1K
OPOUTOPIN-
GND2
DO2.2
DO2.1
DI2.2
DI2.1
GND1
MUTE
REO
REG
DI1.2
DI1.1
DO1.2
DO1.1
C268
100n
R268
4K7
R213
1K
C114
47uF
R238
1K
L_OUT
R_OUT
1415
13
12
11
10
9
8
7
6
5
4
3
2
1
L_OUT
R_OUT
AUX_L
AUX_R
+
MOTOR_MUTE
C125
100n
R054
4K7
R255 100K
R252 100K
R253 100K
C199
100n
C105
100uF
C058
2n2
AUX_SW1
AUX_SW2
R256 100K
R251 100K
VDD
C226
100n
C202
47uF
HOME_SW
SLESLE+
MOTMOT+
Q102
PBSS5350
VCC
E
D
A
B
C
F
LD
MD
FOC+
RAD+
RADFOC-
C127
R155
100n
0E
R051 1K8
R052 1K8
+10V_MOTOR
TAPE_MUTE
C057
2n2
IC104
4052
6
EN9
10
0
9
1
MUX/ DX
12
<
14
>>12
<
15
>
3
<
11
>
4
<
1
>
<
5
>
<
2
>
<
4
>
<
+
6
5
N102
4
MOTOR
3
2
1
+8VA
D107
D106
IN4003
IN4003
+
C204
100uF
1
_
M
4
9><><
12
12
16
15
14
13
12
11
10
9
N101
8
PICK-UP
7
6
5
4
3
2
1
6
5
N106
4
TAPE
3
2
1
C156 4u7
13
3
R215 100K
R214 100K
C157 4u7
AUX_L_IN
AUX_R_IN
+
C185
10n
+3V3
C184
+
10n
C126
C183
47uF
10n
R053
4K7
R254 100K
R257 100K
R258 100K
RS2650/2651 DISPLAY BOARD SCHEMATIC
P701
JW03
JW05
AUX_LKB
AUX_GND
AUX_RKB
AC3
AC3V
-30V
GND
FAN
P516
C772
10nF
SHUFFLEMIX
REPEATALL
1 DISCS
100nF
C728
50V
GND
C707
47nF
50v
C726
100nF
50V
INTRO
MW
FM LW
AM PM
GND
R716
470
R784
470
C414RC414L
1nF 1nF
16V 16V
FER
L702
16V
+10V
R701
330
D701
6V2
JR701
0R
C701
47uF
10V
Q702
C702
100uF
10V
NJ504
100nF
C704
50V
R780
C755
10uF
50V
C713
C705
100nF
1N4148
D732
D731
1N4148
10K
50V
10uF
50V
GND
C706
100uF
10V
R782
1K
D716
PROG
ST
CD TUNER TAPE
X701
AUX
RDS BASS
SURROUNDATS
MHz
KHz
50V
10uF
C708
C754
47nF
50V
GND
P702
M5V
DOUT
DIN
CLK
STB
REM
GND
L701
100uH
R702
R731
R732
R733
R735
100R
1K
1K
1K
1K
C730
10V
47uF
C711
33pF
50V
C751
100N
1/16
C712
33pF
50V
IC701
C714
C710
33pF
33pF
50V
50V
GND
IR701
10K
10uF
10K
82K
R787
C740
R700
100pF
50V
10K
GND GND
C739
100pF
50V
C727
100nF
100nF
50V
50V
C725
GND
D715
D707
R738
10K
R708
100
SW715
R734
100
D711
SW707
D710
SW710SW709SW708
SW716
D709
D713
D712
D708
SW711
SW718
D714
SW712
SW702 SW703 SW701SW714 SW705
SW713
SW717
SW706 SW704
N300
1234
50v
820p
50v
2u2
C301L
C300L
R302L
RS2650/2651 TAPE AUDIO SCHEMATIC
IC301
R308L
C307L
1/4w
1/4w
1
2k2
R310L
15n
50v
1/4w
1/4w
100k
C301
5.1K
R300
100uf
10v
R301
1/4w
5.1k
1/4w
100K
100K
1/4w
R306L
1/4w
R306R
22uf
50v
100R
R309L
C304L
R307L
9.1k
C308L
3
2
1/4w
390p
50v
150k
R302
C305L
1n5
1/4w
50v
100r
2K2
1/4w
1/4w
5.6k
1/4w
R307
R308
R306
ktc1815
Q303
10k
N302
1234
CM01
1uF
50v
ktc1271
ppp
R309
680r
ppp
Q302
R310
10k
ppp
T-MUTE
123456
ppp
10V
MGND
820p
50v
50v
C300R
2u2
C301R
1/4w
100k
R302R
50v
100R
1/4w
22uf
R309R
C304R
C308R
50v
R307R
330p
9.1k
1/4w
R308R
1/4w
AUDIO-L
IC301
5
R310R
2k2
7
6
1/4w
AGND
AUDIO-R
N301
8
VCC
C300
10v
220uf
IC301
GND
4
50v
C305R
1n5
C307R
150k
15n
ppp
RS2650/2651 TUNER SCHEMATIC
N001
FM ANT
AM ANT
12
C020
470p
AGND
FM_IN
TP001
C001
33pF
XXX
L001
TF001
6
5
1
2
C004
33pF
FM-RF
C003
33pF
RF AM amplitude
AGND
34
AGND
TP002
R006
47k
C010
47pF
D001
MED 90.1 VT
D003
R007
47k
C011
150pF
R009
47K
D002
100nF
LOW 87.5 VT
47K
RV001
R014
220K
AGND
C019
1uF
R013
220K
47K
2k2
R010
R008
C015
C016
TF003
6
1
470nF
2
34
AM OSC FM STEREO
AGND
+10V
22pF
C021
AGND
TUNER_L
AGND
TUNER_R
AGND
GND2
P001
ST_MONO
CLOCK_T
C088
100pF
330pF
CY01
G
XXX
L003
GND1
AGND
XXX
G
L004
HIGH 108.1 VT
AGND
68K
R011
3
2
1
AGND
TP001G
11p
CV001
MED 106.1 VT
R005
56R
11p
CV002
C039
C042
RFGND
C009C012
5p15pF
1uf
1uf
TP012
TP009
270
C008
100uf
C013
R060
100nF
2K2
C057
10n
R061
1K
C014
470nF
JR02
0
R059
Q061
AM IF amplitude
TF005
6
1
2
34
AGND
AM-IF1I
AF-RO
TP004
FM-MIXER
AM-MIXER
IC001
PILFIL
Y001
IN
IFGND
E
VSTABA
FM-DEM
OUT
FM-IF1I
AFC-NEG
AGND
AGC
1
RIPPLE
AM-RFI
2
FM-RFO
3
SUBGND
4
AGND
GND1
FM-OSC
5
AM-OSC
6
VCC1
7
TUNE
8
VCO
9
AFO MO-ST
10
MPXI
LPF
11
FM-RFI
MUTE
C040
100nF
RFGND
AF-LO
4u7F
C007
12 13 14 15 16 17 18 19 20 21 22
R056
1uf
2.2uf
3k9
C056
R052
TP008
2N7
12pF
C028
100pF
R054
C029
4K7
AGND
XXX
TF006
JR03
0
C022
AGND
220K
R063
100K
470nF
R057
C053
R015
C024
2K2
1uF
10nF
C025
AGND
C023
470nF
C051
3k9
R051
TP007
1uf
2K2
1uf
C026
10nF
R058
Q062
1uf
C052
220K
C027
C054
C055
R053
4K7
2N7
C89
1uf
C058
10n
1K
R062
R064
100K
TP011
AM-IF2I/O
WRITE-ENABLE
AFC-POS
470nF
C030
FM IF ADJ
AM IF amplitude
TF008
3 4
2
1
Y002
OUT
IN
E
3435363738394041424344
33
VSTABB
FM-IF2I
FM-IF1O
AFC-AM
32
P1
31
P0
30
29
DATA
28
BUS-CLOCK
DGND
XTAL
27
26
25
24
VDD
VCC2
INDICATOR
23
R030
1K
C031
C032
1uf
100nF
AGND
NOTES:
6
TP003
47uH
L007
AGND
100nF
C041
TF007
3 4
2
1
6
R035
100nF
C043
18K
AM IF 450K
R046
470
R045
TP010
470
R047
470
JR01
0
C047
AGND
TP005
TP006
R036
150K
Y003
75.0KHZ
C036
12pF
AGND
R034
22R
C033
33uF
R031
1K
1uf
C034
C035
100nF
C060
47uF
AGND
1. Unless otherwise specified:
A. All resistor values are in ohms,
1/10W
B. All Capacitor values are in uF
2. Voltages are positive with respect
to ground under no signal conditions
and volume control minimum
3. Replace transistors with type
specified from replacement parts list
4. Unless otherwise stated, all voltages
taken in radio "on" position
5. * and indicates critical safety
components. Replace only with those
specified from replacement parts list
to maintain proper performances and
safety of this unit.
C046
33pF
C045
33pF
33pF
QY01
470
RY01
DY01
C059
47uF
FM-ANT.
TO MAIN BOARD
DATA_T
WR_EN
1 2 3 4 5 6 7 8
JW05
RS2650/2651 WIRING DIAGRAM
CD MODULE BD
DRAWER
CAROUSEL
N104
MOTOR
MOTOR
++
--
+
-
1
DRAWMOTOR1
DRAWMOTOR2
N110
P026
1
1
2
+5V
CAROUSEL
P027
1 2 3 4 5 6
PLATTER_
GND
DISC_SW
CARMTR2
P109
CARMTR1
DRAWER1
BOARDMOTOR BOARD
P006
CL1_DRAWER1
GND
+5V
1
8X2(2.0)
SOCKET
N102
1
MOT+
MOT-
HOME_SW
SLE-
SLE+
GND
P2
LL NN
P1
P4
P3
AC BOARD
P5
AC 120V
AC CORD
VFD KEY BD
AUX-IN
P701
GND
-30V
AC3V
AC3
P702
P516
12345
FAN
+5V
GND
REM
LCD-CS
LCD-WR
LCD-RD
LCD-DATA
AUX-L
GND
AUX-R
M
55842110
N302
1
N300
1
1 2 3 4 1 2 3 4
N101
10 V
GND
SW VCC M+
MOT SW
TAP L
GND
GND
TAP R
VCC
VCC
E
E
D
D
A
A
B
B
C
C
F
F
GND
LD
LD
GND
MD
MD
FOC+
FOC+
RAD+
RAD+
1
RAD-
RADFOC-
1
FOC-
N111
1
N107
N106
1
R-O
AGND
L-O
MGND
+10V
TAPE-MUTE
P301
CASSETTE BOARD
CDM5B
MAIN BOARD
MCU-STB
+5V
1
HP-R
GND
BOARD
HEADPHONE
HP-MUTE
HP-L
N108
N103
N105
P601
1
P001
JW01
P6
N801B
AC 3V
AC 3V
AC 25V
AC 10V
1
AC 10V
N801A
JW06
1
WR-EN
DATA
CLOCK
ST-MONO
GND
TUN_R
GND
TUN_L
JW04
AGND
+10V
POWER-TUNER BOARD
+8.6V
MGND
MUTE
P502
R-OUT
AGND
L-OUT
1
AC3
AC3V
-30V
GND
FAN
1
SPEAKER JACK
N503
1 2 3 4 5
GND
GND
L
NJ501
R
FM ANT
AM ANT JACK
N001
JW02
GND1
MAIN
+
FM-ANT
AM_ANT
+
- -
L R
SPEAKER
JW03
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