Page 1
CR-LD120
YH(S), YZ(S)
SERVICE MANUAL
RADIO RECEIVER
• This Service Manual is the “Revision Publishing” and replaces “Simple Manual”
(S/M Code No. 09-01B-450-2T1).
S/M Code No. 09-01B-450-2R1
REVISION
DATA
Page 2
SPECIFICATIONS
Frequency range:
Reception area E AM 531 1,602 kHz (9 kHz steps)
Reception area U AM 530 1,710 kHz (10 kHz steps)
Maximum output:
Power sources: DC 1.5 V using an R03 (size AAA) dry cell battery
Maximum dimensions: 42 (W) x 80 (H) x 18 (D) mm
Weight: Approx. 44 g excluding battery
Design and specifications are subject to change without notice.
FM1, FM2 87.5 108 MHz (50 kHz steps)
FM1, FM2 87.5 108.1 MHz (200 kHz steps)
YH: 8 mW + 8 mW (EIAJ 32 ohms)
YZ: 4 mW + 4 mW (EIAJ 32 ohms)
(excluding projecting parts and controls)
ACCESSORIES / PACKAGE LIST
PART NO.
NO.
1 8B-RCA-902-010 IB,YHT(ECC)C<YH>
1 8B-RCA-905-010 IB,YZ(EGF)C<YZ>
1 8B-RCA-906-010 IB,YZ(SID)C<YZ>
1 8B-RCA-907-010 IB,YZ(PHNCZ)C<YZ>
2 87-B30-107-010 HEADPHONE,HP-M022(T)
DESCRIPTIONREF. NO. KANRI
2
Page 3
ELECTRICAL MAIN PARTS LIST
PART NO. DESCRIPTIONREF. NO. KANRI
NO.
IC
87-A20-076-040 C-IC,TA2022AFN
87-A20-089-040 C-IC,PST9011
87-A20-090-040 C-IC,PST9010
87-A20-124-080 C-IC,TK11823
87-A20-745-040 C-IC,TA2030FN
87-A21-098-040 C-IC,NJM2096M
87-A21-383-010 C-IC,UPD17934AGK-512
TRANSISTOR
87-026-425-080 C-TR,RN2307
87-026-470-080 C-TR,HN1C03F
87-026-585-080 C-TR,IMX1 HQQ
87-A30-253-040 C-TR,2SA1313
87-A30-254-040 C-TR,HN1B01F
89-113-625-080 C-TR,2SA1362GR
89-115-884-080 C-TR,2SA1588Y
89-341-165-080 C-TR,2SC4116GR
89-342-153-080 C-TR,2SC4215(O/Y)
89-508-804-080 C-FET,2SK880Y
89-508-824-080 C-FET,2SK882Y
DIODE
87-001-167-080 C-DIODE,1SS302
TUNER C.B
S0-051-570-000 C-FILTER,CFKMFC5157
BPF101 87-008-555-080 C-FLTR,GTVS05
C101 87-010-575-080 C-CAP,S 560P-50 UJ
C102 87-010-179-080 C-CAP,S 1200P-50 KB
C103 87-010-197-080 C-CAP,S 0.01-25 B
C104 87-010-150-080 C-CAP,S 6P-50 CH
C106 87-010-171-080 C-CAP,S 270P-50 SL
C108 87-010-197-080 C-CAP,S 0.01-25 B
C110 87-010-145-080 C-CAP,S 1P-50 CH
C114 87-010-167-080 C-CAP,S 120P-50 SL
C116 87-010-197-080 C-CAP,S 0.01-25 B
C118 87-010-321-080 C-CAP,S 82P-50 CH
C119 87-A10-047-080 C-CAP,U 1-10 ZF
C120 87-010-198-080 C-CAP,S 0.022-25 B
C121 87-010-178-080 C-CAP,S 1000P-50 B
C122 87-012-141-080 C-CAP,S 0.22-16 F
C123 87-010-831-080 C-CAP,U 0.1-16 F
C124 87-010-831-080 C-CAP,U 0.1-16 F
C125 87-010-177-080 C-CAP,S 820P-50 SL
C126 87-010-831-080 C-CAP,U 0.1-16 F
C127 87-010-194-080 C-CAP,S 0.047-25 F
C128 87-010-191-010 C-CAP,S 0.015-50 F<YH>
C128 87-010-197-080 C-CAP,S 0.01-25 B<YZ>
C129 87-010-191-010 C-CAP,S 0.015-50 F<YH>
C129 87-010-197-080 C-CAP,S 0.01-25 B<YZ>
C130 87-A10-047-080 C-CAP,U 1-10 ZF
C131 87-A10-047-080 C-CAP,U 1-10 ZF
C132 87-010-178-080 C-CAP,S 1000P-50 B
C133 87-010-198-080 C-CAP,S 0.022-25 B
C134 87-010-320-080 C-CAP,S 68P-50 CH
C135 87-010-178-080 C-CAP,S 1000P-50 B
C136 87-010-831-080 C-CAP,U 0.1-16 F
C137 87-010-305-080 C-CAP,470P-50 CH
C138 87-010-157-080 C-CAP,S 18P-50 SL
C139 87-010-154-080 C-CAP,S 10P-50 CH
C140 87-010-197-080 C-CAP,S 0.01-25 B
C141 87-A10-952-080 C-CAP,TN 22-4 M A MCA
C142 87-016-503-080 C-CAP,TN 4.7-4 A2
C143 87-010-176-080 C-CAP,S 680P-50 SL
C144 87-A11-167-080 C-CAP,S 27P-50 F CH
DESCRIPTIONREF. NO. KANRI
PART NO.
NO.
C145 87-010-197-080 C-CAP,S 0.01-25 B
C161 87-010-301-010 C-CAP,220P-50 CH
C162 87-010-191-080 C-CAP,S 0.015-50 F
C163 87-010-197-080 C-CAP,S 0.01-25 B
C164 87-A11-166-080 C-CAP,TN 47-4 M F93 B
C167 87-010-178-080 C-CAP,S 1000P-50 B
C169 87-010-319-080 C-CAP,S 56P-50 CH
C210 87-010-197-080 C-CAP,S 0.01-25 B
C211 87-010-197-080 C-CAP,S 0.01-25 B
CF103 87-A90-456-080 C-FLTR,PFWCC 450J3
CN101 87-A60-759-080 C-CONN,20P V 524652091
IFT101 87-008-420-080 COIL,IFT 450K MW
L101 87-A50-583-080 C-COIL,S 2.2UH K FCI2012H
L102 88-RC6-608-080 C-COIL,FM RF(Y)
L104 88-RC6-609-080 C-COIL,FM OSC(Y)
L110 87-005-375-080 C-COIL,100UH J NL322522
L112 S1-929-430-000 COIL ANT ASSY
SFR101 87-A91-466-040 C-SFR,K 22K H RH03AEC
TC101 87-A91-761-080 C-TRIMMER,25P TZVY2R250A
TC102 87-A91-762-180 C-TRIMMER,10P TZVY2Z100A110
VC101 87-017-925-080 C-VARI-CAP,KV1460
VC103 87-017-925-080 C-VARI-CAP,KV1460
VC110 87-A40-799-040 C-VARI-CAP,KV1610S
CONTROL & DISPLAY C.B
C150 87-010-831-080 C-CAP,U 0.1-16 F
C151 87-010-831-080 C-CAP,U 0.1-16 F
C152 87-012-358-080 C-CAP,S 0.47-10 FZ
C153 87-012-358-080 C-CAP,S 0.47-10 FZ
C154 87-010-831-080 C-CAP,U 0.1-16 F
C155 87-A12-861-080 C-CAP,4.7U-16 ZF GRM42
C156 87-010-197-080 C-CAP,S 0.01-25 B
C157 87-A10-057-080 C-CAP,TN 100-4 F95 E
C158 87-012-358-080 C-CAP,S 0.47-10 FZ
C159 87-012-358-080 C-CAP,S 0.47-10 FZ
C165 87-010-831-080 C-CAP,U 0.1-16 F
C166 87-010-831-080 C-CAP,U 0.1-16 F
C168 87-A11-178-080 C-CAP,TN 330U-4 M F93 D
C201 87-010-156-080 C-CAP,S 15P-50 SL
C202 87-010-311-010 C-CAP,S 12P-50 J CH
C203 87-B30-196-010 BAT,PAS920S-VL3T
C204 87-010-197-080 C-CAP,S 0.01-25 B
C205 87-010-197-080 C-CAP,S 0.01-25 B
C206 87-010-197-080 C-CAP,S 0.01-25 B
C207 87-010-197-080 C-CAP,S 0.01-25 B
C208 87-010-197-080 C-CAP,S 0.01-25 B
C209 87-A10-047-080 C-CAP,U 1-10 ZF
C212 87-010-197-080 C-CAP,S 0.01-25 B
C213 87-010-197-080 C-CAP,S 0.01-25 B
C215 87-010-178-080 C-CAP,S 1000P-50 B
C216 87-A10-057-080 C-CAP,TN 100-4 F95 E
C217 87-A10-422-080 C-CAP,TN 10-4 A TCF
C218 87-010-831-080 C-CAP,U 0.1-16 F
C219 87-010-197-080 C-CAP,S 0.01-25 B
C222 87-A11-797-080 C-CAP,S 2.2-16 ZF
C251 SA-020-001-0C0 C-CAP,E 2.2-10V
C252 87-010-197-080 C-CAP,S 0.01-25 B
C253 87-A10-952-080 C-CAP,TN 22-4 M A MCA
C254 87-010-805-080 C-CAP,S 1-16 ZF
C255 87-010-149-080 C-CAP,S 5P-50 CH
C256 87-010-319-080 C-CAP,S 56P-50 CH
C257 87-010-152-080 C-CAP,S 8P-50 CH
C258 87-010-831-080 C-CAP,U 0.1-16 F
CN201 87-A60-758-080 C-CONN,20P V 533642091
HJ151 87-A60-760-010 JACK,3.5 ST W/O SW
L151 87-A50-606-080 C-COIL,S 1UH K
L152 87-A50-606-080 C-COIL,S 1UH K
L153 87-A50-606-080 C-COIL,S 1UH K
L201 S0-002-002-000 COIL,TOROIDAL
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PART NO.
NO.
L202 87-003-246-080 C-COIL,S 33UH
L251 87-A50-037-080 C-COIL,D-D 5CDLU
L252 87-003-246-080 C-COIL,S 33UH
L254 87-003-246-080 C-COIL,S 33UH
LCD201 8B-RCA-602-010 LCD,BRC-A(YZ)
S201 87-A91-979-080 C-SW,TACT SOT-152HST
S202 87-A91-979-080 C-SW,TACT SOT-152HST
S203 SK-QL9-020-000 SW,TACT SKQLLC
S204 S1-320-011-000 SW,JOG SLLB310400
S205 87-A91-979-080 C-SW,TACT SOT-152HST
S206 SK-QL9-020-000 SW,TACT SKQLLC
S207 87-A92-281-080 C-SW,TACT KPS1114S
S208 87-A91-979-080 C-SW,TACT SOT-152HST
VR151 87-A91-003-010 VR,RTRY 20KCX2 H XV0102GPH1N15
X201 87-030-349-010 VIB,XTAL 75K
CHIP RESISTOR PART CODE
DESCRIPTIONREF. NO. KANRI
Chip Resistor Part Coding
88
A
Resistor Code
Chip resistor
Wattage Type Tolerance
1/16W 1005 5% CJ
1/16W
1/10W
1/8W
1608
2125
3216
5%
5%
5%
TRANSISTOR ILLUSTRATION
C
Symbol
G
Figure
Value of resistor
CJ
CJ
CJ
Form
L
W
Dimensions (mm)
LW t
1.0 0.5 0.35 104
t
1.6 0.8 0.45
2 1.25 0.45
1.6
0.55
3.2
S
Resistor Code
108
118
128
: A
: A
C1
B2
E2
B
E
2SA1313
2SA1362GR
2SA1588Y
2SC4116GR
2SC4215(O/Y)
RN2307
S
D
D
G
2SK880Y 2SK882Y
4
E1
B1
C2
HN1B01F
HN1C03F
IMX1 HQQ
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WIRING 1 (TUNER)
1615141312111098765432112345678910111213141516
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
Q
Q
R
R
S
S
T
T
U
U
5
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WIRING 2 (CONTROL & DISPLAY)
1615141312111098765432112345678910111213141516
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
Q
Q
R
R
S
S
T
T
U
U
6
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SCHEMATIC DIAGRAM (TUNER / CONTROL & DISPLAY)
7
Page 8
VOLTAGE CHART
8
Page 9
LCD DIAGRAM
9
Page 10
IC BLOCK DIAGRAM
10
Page 11
11
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IC DESCRIPTION
IC, µPD17934AGK-512
Pin No. Pin Name I/O Description
1 VADSEL I "H": Voltage detection at VDD=3.0V, "L": Voltage detection at VDD=1.5V. (Not used)
2 VADSEL2 I Not used.
3 AMIF I Input IF counter.
4 FMIF I Input IF counter.
5 VDD1 I Input power supply.
6 PLLREG I Input PLL regulator. (Not used)
7 PLLOUT1 O Output PLL charge-pump. (Not used)
8 PLLOUT2 O Output PLL charge-pump.
9 OSCL I Input OSC low.
10 OSCH I Input OSC high.
11 GND GND.
12 TEST Connected to GND.
13 RESET I "L": System reset.
14 STIN I "H": Stereo indicator turn on. (Not used)
15 E I Version select. "L": JAPAN, "H": EUROPE, "L": USA, "H": USA WIDE.
16 V I Version select. "L": JAPAN, "L": EUROPE, "H": USA, "H": USA WIDE.
17 W I At USA WIDE. "L": TV & WEATHER, "H": TV / WEATHER.
18 ~ 19 NC Not connected.
20 REQ O "H": IF output.
21 POUT O Output high voltage at TUNER & TIMER & ALARM operating.
22 TUOUT O Output high voltage at TUNER operating. (Not used)
23 AMOUT O Output low voltage at TUNER operating AM band.
24 FMOUT O Output low voltage at TUNER operating FM band. (Not used)
25 TVOUT O Output low voltage at TUNER operating TV band.
26 NSBOUT O Output low voltage at TUNER operating NSB band. (Not used)
27 TV/FMOUT O Output low voltage at TUNER operating FM/TV band.
28 ~ 30 NC Not connected.
31 BEEP O Output BEEP sound.
32 VDD0 I Input power supply.
33 ~ 34 CAP0 ~ CAP1 Connect capacitor for LCD.
35 ~ 36 REG0 ~ REG1 LCD regulator.
37 ~ 38 CAP2 ~ CAP3 Connect capacitor for LCD.
39 REG2 LCD regulator.
40 ~ 43 COM0 ~ COM3 O LCD common.
44 ~ 59 LCD0 ~ LCD15 O LCD segment.
60 LCD16 O LCD segment. (Not used)
61 BATSEL I Selection of voltage detection. "H": Using 76, "L": Using 78.
62 TVSEL I Selection of TV. "H": Without TV, "L": Within TV.
63 BASSSEL I Selection of S-BASS operation. "H": Using 73, "L": Using 78. (Not used)
64 NC Not connected.
65 MUTEOUT O Output high voltage at muting.
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Pin No. Pin Name I/O Description
66 SPCANCEL O Ouput high voltage at speaker cancelling. (Not used)
67 DSLOUT O Ouput high voltage at S-BASS operating.
68 CLOCK/TU I TUNER/CLOCK direction. "H": TUNER operation, "L": CLOCK operation.
69 XOUT O Output CPU clock.
70 XIN I Input CPU clock.
71 DSPTEST I/O Display test. "H": All characters turn on.
72 BATTIND O "L": Battery indicator (BT3) turn on.
73 S-BASS I "H": S-BASS operate. (Not used)
74 HOLD I "L": Holding key operate.
75 IFSELECT I IF selection. "H": IF=10.75MHz, "L": IF=10.7MHz.
76 BATTDSP I Input supply voltage for battery indication. (Not used)
77 NSBSIG I Input NSB signal (DC) for selection of NSB stations. (Not used)
78 KEYIN I Input DC for KEY operation.
79 GND GND.
80 VDD2 I Input power supply.
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Page 14
ADJUSTMENT
1. AM IF Adjustment
Settings : Test point : IC102 (TA2022AFN) Pin22
Adjustment location :
IFT101 ................................... 450kHz
2. AM Tracking Adjustment
Settings : Test point : IC102 (TA2022AFN) Pin22
Adjustment location :
L112 ...................................... 630kHz Waveform max.
TC102 .................................. 1440kHz Waveform max.
3. FM IF Adjustment
Settings : Test point : IC102 (TA2022AFN) Pin22
Adjustment location :
TC101 .................................. 10.7MHz
4. FM Frequency Range Adjustment
Settings : Test point : CN101 Pin 20
Adjustment location : L104
Method : Set to FM 87.5MHz and adjust L104 so that the
voltage at the test point becomes 2.3V ± 0.2V.
5. FM Tracking Adjustment
Settings : Test point : IC102 (TA2022AFN) Pin22
Adjustment location :
L102 ....................................... 88MHz Waveform max.
6. FM VCO Frequency Adjustment
Settings : Test point : IC102 (TA2022AFN) Pin17
Adjustment location :
SFR101 .................... 19kHz ± 0.1kHz
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MECHANICAL EXPLODED VIEW
B
18
11
19
12
15
C
17
10
A
7
3
16
2
13
14
1
9
8
19
6
5
4
15
Page 16
MECHANICAL PARTS LIST
! = ! SAFTY PARTS
C = Components marked
UNIT-NAME ! C REF-NO PARTS-NO PARTS-NAME SUFFIX&MODEL
CR-LD120 CR-LD120
YZ1SC YH1SC
O 1 8B-RCA-004-010 WINDOW,LCD a b
O 2 8B-RCA-001-010 CABI,FRONT a b
O 3 8B-RCA-006-010 BTN,POWER a b
O 4 8B-RCA-005-010 BTN,(A) a b
X 5 8B-RCA-203-010 COVER,LCD a b
O 6 8B-RCA-602-010 LCD,BRC-A(YZ) a b
X 7 8B-RCA-202-010 HLDR,LCD a b
O 8 8B-RCA-204-010 PLATE,RUBBER CONTACT a b
O 9 8B-RCA-205-010 BAT-CONTACT,(+) a b
O 10 87-A60-760-010 JACK,3.5 ST W/O SW a b
O 11 8B-RCA-206-010 BAT-CONTACT,(-) a b
O 12 87-A91-003-010 VR,RTRY 20KCX2 H XV0102GPHN a b
X 13 8B-RCA-201-010 HLDR,PWB a b
O 14 88-RC6-610-010 BAR-ANT,MW a b
O 15 8B-RCA-007-010 BTN,BAND/MEMO a b
O 16 8B-RCA-002-010 CABI,REAR a b
O 17 8B-RCA-003-010 LID,BATT a b
O 18 S0-912-130-000 CLIP BELT a b
X 19 8B-RCA-601-010 PWB,COMB 3M a b
O A 87-067-511-010 SCREW,V+1.4-2 BK a b
CR-LD120 CR-LD120
YZ1SC YH1SC
O B 87-262-534-310 V+1.7-7 BLK a b
O C 87-262-528-310 V+1.7-3.5 BLK a b
All components used on this model at the production line are shown in this service manual.
However, please note that not all components will be available as spare parts for after-sales service.
Components marked S and O are designated as spare parts for service and will be stocked at the spare parts centers.
Components marked X and R are not designated as spare parts for after sales service, and will not be stocked at the spare parts centers.
16
Page 17
COLOR NAME TABLE
Basic color symbol Color Basic color symbol Color Basic color symbol Color
B Black C Cream D Orange
G Green H Gray L Blue
LT Transparent Blue N Gold P Pink
R Red S Silver ST Titan Silver
T Brown V Violet W White
WT Transparent White Y Yellow YT Transparent Yellow
LM Metallic Blue LL Light Blue GT Transparent Green
LD Dark Blue DT Transparent Orange GM Metallic Green
YM Metallic Yellow DM Metallic Orange PT Transparent Pink
LA Aqua Blue GL Light Green HT Transparent Gray
HM Metallic Gray NH Champagne Gold M Wood Pattern
17
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2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110, JAPAN TEL:03 (3827) 3111
Printed in Singapore9420025 921338
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