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CR-DX501 YU(S),YZ(S),
YL(S)




SERVICE MANUAL
RADIO RECEIVER




This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
CR-DX501 YU(S)(S/M Code No. 09-003-343-8T1)
CR-DX501 YZ(S),YL(S)(S/M Code No. 09-003-343-8T2).
N
SIO
VI
RE

TA
DA




S/M Code No. 09-003-343-8R1
SPECIFICATIONS




· Design and specifications are subject to change without
notice .




ACCESSORIES/PACKAGE LIST


REF. NO PART NO. KANRI DESCRIPTION
NO.
1 8A-RC7-901-010 IB,YU(3L)>
1 8A-RC7-904-010 IB,YL(ESP)>
1 8A-RC7-905-010 IB,YZ(EGF)>
1 8A-RC7-906-010 IB,YZ(SID)>
1 8A-RC7-907-010 IB,YZ(PHC)>

2 87-B30-319-010 HEADPHONE,HP-M046(S) NECK-BAND
3 8A-RC7-004-010 CLIP,BELT




2
ELECTRICAL MAIN PARTS LIST


REF. NO PART NO. KANRI DESCRIPTION REF. NO PART NO. KANRI DESCRIPTION
NO. NO.
IC C146 87-A10-463-080 C-CAP,U 0.47-10 Z F
C147 87-A10-463-080 C-CAP,U 0.47-10 Z F
87-A21-407-040 C-IC,TA2104BFN C148 87-012-274-080 CHIP CAP,U 1000P-50B
87-017-642-080 IC,CXA1622M C149 87-012-274-080 CHIP CAP,U 1000P-50B
87-A21-605-010 C-IC,TC9318FA-056 C150 87-010-831-080 C-CAP,U,0.1-16F
87-A20-755-080 C-IC,AK93C45AF
C151 87-010-196-080 CHIP CAPACITOR,0.1-25
C152 87-010-082-010 CAPACITOR, 220MF 4V/87-0
TRANSISTOR C153 87-010-082-010 CAPACITOR, 220MF 4V/87-0
C158 87-010-031-010 CAP,E 3.3-25 M BK
89-342-153-080 TR,2SC4215 C159 87-010-031-010 CAP,E 3.3-25 M BK
89-341-165-080 CHIP TRANSISTOR 2SC4116GR
89-113-625-080 TR,2SA1362GR(120MHZ,0. C170 87-010-162-080 CAP, CHIP 47P
87-026-467-080 TR,HN1C01F (0.3W) C171 87-010-805-080 CAP, S 1-16
89-508-804-080 CHIP FET 2SK880Y C172 87-010-188-080 CAP,CHIP 6800P
C173 87-010-501-010 CAP,E 47-4 M KS
CF101 87-A91-162-010 FLTR,PFS450A7
DIODE
CF102 87-A90-991-010 FLTR,SFE10.7 MS239-A
87-020-339-080 CHIP DIODE,1SS226 CF103 87-A91-094-010 FLTR,CDA10.7 MG80A
87-001-553-080 C-DIODE 1SS322 J101 8A-RCL-608-010 JACK,TC38 ST W/O SW
L102 8A-RC7-601-010 COIL,FM RF
L103 8A-RC7-602-010 COIL,FM OSC
MAIN C.B
L104 87-003-152-080 COIL, 100UH
BPF101 87-A90-749-010 FLTR,GFEB5 L105 8A-RC7-603-010 COIL,BAR-ANT
C101 87-012-199-080 CAP 220P L110 87-003-231-080 C-COIL 1UH
C102 87-012-286-080 CAP, U 0.01-25 L111 87-003-231-080 C-COIL 1UH
C103 87-010-831-080 C-CAP,U,0.1-16F L112 87-003-231-080 C-COIL 1UH
C104 87-010-873-080 C-CAP,U 560-50 SL
SW102 87-A91-152-010 SW,SL 1-1-2 SSSS212-11-A
C105 87-012-335-080 C-CAP,U 270P-50 SL T101 87-A91-366-010 IFT,MW 5PLG
C107 87-012-172-080 CAPACITOR CHIP U 10P CH T102 87-A91-366-010 IFT,MW 5PLG
C108 87-012-167-080 C-CAP,U 5P-50 CH TC101 87-A91-657-010 TRIMMER,20P 4.0X4.5 ECRL
C109 87-010-873-080 C-CAP,U 560-50 SL VC101 87-A40-462-040 C-VARI-CAP,SVC347(S)
C110 87-010-872-080 C-CAP,U 470P-50 SL
VC102 87-A40-471-070 C-VARI-CAP,KV1435
C111 87-012-162-080 C-CAP,U 1P-50 CK VC103 87-A40-471-070 C-VARI-CAP,KV1435
C112 87-012-274-080 CHIP CAP,U 1000P-50B VER001 87-001-553-080 C-DIODE 1SS322
C114 87-010-197-080 CAP, CHIP 0.01 DM VR101 87-A91-741-010 VR,RTRY 20KBX2 H XV0102GPV1NB
C115 87-012-172-080 CAPACITOR CHIP U 10P CH
C116 87-012-272-080 C-CAP,U 680P-50 B
FRONT C.B
C117 87-012-174-080 CAP CHIP CERA SS 12P CHJ
C118 87-012-268-080 C-CAP,U 330P-50 B C501 87-012-286-080 CAP, U 0.01-25
C119 87-A10-047-080 C-CAP,U 1-10 Z F C502 87-010-132-010 CAP, ELECT 1-50V
C120 87-A10-047-080 C-CAP,U 1-10 Z F C503 87-010-831-080 C-CAP,U,0.1-16F
C121 87-010-831-080 C-CAP,U,0.1-16F C504 87-010-501-010 CAP GAS 47UF 4V
C506 87-012-176-080 CAP 15P
C122 87-A10-047-080 C-CAP,U 1-10 Z F
C123 87-010-831-080 C-CAP,U,0.1-16F C507 87-012-176-080 CAP 15P
C124 87-012-286-080 CAP, U 0.01-25 C508 87-010-831-080 C-CAP,U,0.1-16F
C125 87-012-286-080 CAP, U 0.01-25 C509 87-010-831-080 C-CAP,U,0.1-16F
C126 87-A10-463-080 C-CAP,U 0.47-10 Z F C510 87-010-831-080 C-CAP,U,0.1-16F
C511 87-010-831-080 C-CAP,U,0.1-16F
C127 87-010-419-010 CAP,E 4.7-16 SRE
C128 87-010-831-080 C-CAP,U,0.1-16F C512 87-012-273-080 C-CAP,U 820P-50 B
C129 87-010-082-010 CAPACITOR, 220MF 4V/87-0 C513 87-012-273-080 C-CAP,U 820P-50 B
C130 87-012-286-080 CAP, U 0.01-25 C514 87-012-273-080 C-CAP,U 820P-50 B
C131 87-012-286-080 CAP, U 0.01-25 C515 87-012-273-080 C-CAP,U 820P-50 B
LCD001 8A-RC7-605-010 LCD,ARC-7
C132 87-012-286-080 CAP, U 0.01-25
C133 87-010-082-010 CAPACITOR, 220MF 4V/87-0 SW511 87-A91-152-010 SW,SL 1-1-2 SSSS212-11-A
C134 87-010-831-080 C-CAP,U,0.1-16F SW512 87-A91-152-010 SW,SL 1-1-2 SSSS212-11-A
C135 87-010-033-010 CAP,E 10-16 X501 87-A70-187-010 VIB,XTAL 75KHZ CFV206
C136 87-010-033-010 CAP,E 10-16

C137 87-012-274-080 CHIP CAP,U 1000P-50B
C139 87-012-285-080 C-CAP,U 8200P-50 KB
C140 87-010-785-080 C-CAP,U0.015-25BK
C141 87-010-785-080 C-CAP,U0.015-25BK
C143 87-010-781-080 C-CAP,U 390P-50 SL




3
· Regarding connectors, they are not stocked as they are not the initial order items.
The connectors are available after they are supplied from connector manufacturers upon the order is received.

CHIP RESISTOR PART CODE


Chip Resistor Part Coding
8 8
A
Figure
Resistor Code
Value of resistor
Chip resistor
Dimensions (mm) :A
Wattage Type Tolerance Symbol Form L W t Resistor Code : A
1/16W 1005 5% CJ 1.0 0.5 0.35 104
L
1/16W 1608 5% CJ t 1.6 0.8 0.45 108
1/10W 2125 5% CJ W 2 1.25 0.45 118
1/8W 3216 5% CJ 3.2 1.6 0.55 128




TRANSISTOR ILLUSTRATION


C1
B2
E2
C G

B S E1
B1
E D C2


2SA1362GR 2SK880Y HN1C01F
2SC4116GR
2SC4215




4
LCD DISPLAY BLOCK DIAGRAM




No. COM1 COM2 COM3
1 COM1 --- ---
2 --- COM2 ---
3 --- --- COM3
4 --- --- FM
5 --- AM ---
6 --- --- S1
7 --- --- S2
8 --- --- S3
9 1c 1b S4
10 2e 2f S5
11 2g 2a MEMO
12 2d 2c 2b
13 --- --- S-BASS
14 3e 3f 3a
15 3d 3g 3b
16 --- DOT 3c
17 4d 4e 4f
18 4g 4a HOLD
19 5 4c 4b




5 6
WIRING
7 6 5 4 3 2 1 1 2 3 L105 4 5 6 7
MAIN C.B MAIN C. B AM BAR ANT

(COMPONENT SIDE) (CONDUCTOR SIDE)




WHT
GRY
A A




RED
GRN

Q101
E B




R101
R108
R137 C103




C112
C C101




C102
R107
R121 VC103 L104 VC101
R106 TC101
L103 R156
E B L102 C104




C111




R102
C117
R112 R126
C115
C116
R111
C107
B B Q103 C118




C136
C158
C C139
C109 C114 C152
R120




C132
R105




C123




C150
C131 C122 R114 R154 VR101
Q102
B BPF101 C121 C148 VOLUME




R118




VC102
TP14




R140
R113
C C120
E




C118
C129




R152
L110
10 C119
IC101
SW102 C130 C146




C135
C110
C126




R117
C128
C C R150
R119 6 4
IC102




C140
Q106




R104
1 3 L112
T101 C127 TP7 J101
TP11 C147 R141 PHONES




R130
R129
TP8 R155




CF103
C141




R116
R153




R151
C149




CF102
R128 R148 C153




C143
1 C133




CF101
B
C C137 C159
C125 E
D D C134 C151




R172
Q109 C105 L111
R149
C171 TP19 T102 R138 E
R175 C
A




C172
D171
E E B Q105 B




C170
R173
Q108




R170
B




C173
C C Q107 C R122
B
C E
R171 R174 Q104


E E
BATTERY
FRONT C.B FRONT C.B DC3V
(R03 x 2)
(COMPONENT SIDE) (CONDUCTOR SIDE)

SW510
SW508 M3 SW507
F F
M1 SW506 M5
SW509
M2 M4



VER1 D503
C
D504 C
SW504 SW505 HOLD A A A
G G ON
C
C




SW511
OFF A
D505


TP15
SW501
10




R513
C513
MEMO 10




C515
R515
C514
R514




C512
R512
H H
19
15




5 5
10




SW503
IC501 D501
POWER Q505
SW502
5




E D502 C
R511 TP13 A
BAND C
1 1 B R5 C510
I I
1




A
1




06
D




R516 X501 C
LC




C508
C509
C511
5
TEST1




C507
8 C506 SW512
IC502 4 9K 10K
C503 C504
R507 TP17
TP12




R503
R504
R501 C501
1 D S Q501




R505
B
C
G
C502

E
Q502
J J R502




7 8
SCHEMATIC DIAGRAM



4.7k
VC103, L103




FM OSC
FM OSC 3.3k



3.3k VC102, L2
VOLUME
FM RF




FM RF
3.3k
8.2k
J101
AM OSC


3.3
L105 PHONES




AM RF 3.3k 4.7
IC101
AM/FM TUNER

HEADPHONE




1F
AMP




3.3k
4.7 3.3
IFT
DC DC CONVERTER
SWITCH
2.7k
AMP
2.2k
1.2k
3.3k
IF AMP


IF AMP
2.2k
T101
IF AMP
AM IF
POWER SWITCH



4V




10
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8