SERVICE MANUAL
DA
TA
RADIO RECEIVER
CR-AS22
S/M Code No. 09-025-457-6N2
YL (S)
-2-
SPECIFICATIONS
Frequency range
FM: 87.5-108 MHz
AM: 530-1,605 kHz
Maximum output
160 mV (EIAJ 4 ohm)
Power source
DC 3 V using two R6 (size AA) batteries
Speaker Diameter
Diameter 57 mm, 4 ohm
Maximum dimensions
119.5 (W) x 67.6 (H) x 30.1 (D) mm
(excluding projecting parts and controls)
Weight Approx.
Approx. 139 g. (excluding batteries)
· Design and specifications are subject to change without notice.
!
= ! SAFTY PARTS
C
= Components marked
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.
UNIT-NAME
! C REF-NO PARTS-NO
PARTS-NAME
SUFFIX&MODEL
-3-
ACCESSORIES PARTS LIST -1/1
CR-AS22
YLSC
0
001
8C-RCJ-904-010 IB YL(ESP)GHC AS22
a
0
002
S1-210-012-800 3.5mm MONO EARPHONE & PLUG W/
a
!
= ! SAFTY PARTS
C
= Components marked
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.
UNIT-NAME
! C REF-NO PARTS-NO
PARTS-NAME
SUFFIX&MODEL
-4-
ELECTRICAL PARTS LIST - 1/1
CR-AS22
YLSC
MAIN
0 C
0001 87-016-396-080 CHIP C CAP 0.22UF 16V +80% -2
a
MAIN
0 C
0002 87-012-184-080 CHIP C-CAP 33PF 50V +/-5% NPO
a
MAIN
0 C
0003 87-018-115-080 CAP MONO NPO 47PF 50V 10%(SMD
a
MAIN
0 C
0004 87-A10-671-080 CHIP C-CAP 0.022UF B 16V +/-1
a
MAIN
0 C
0005 87-A10-224-040 ELECT CAPACITOR 10UF 10V +80-
a
MAIN
0 C
0006 87-012-165-080 CHIP C.CAP 3PF 50V +/-0.25PF
a
MAIN
0 C
0007 87-012-178-080 CHIP C.CAP 18PF 50V +/-5% NPO
a
MAIN
0 C
0008 87-012-182-080 CHIP CAP NPO 27PF 50V +/-5% (
a
MAIN
0 C
0009 87-018-211-080 CAP MONO X7R 0.01UF 50V 10%(S
a
MAIN
0 C
0010 87-012-165-080 CHIP C.CAP 3PF 50V +/-0.25PF
a
MAIN
0 C
0012 87-010-403-080 ELECT CAPACITOR 3.3UF 50V +80
a
MAIN
0 C
0013 87-018-211-080 CAP MONO X7R 0.01UF 50V 10%(S
a
MAIN
0 C
0014 87-A10-224-040 ELECT CAPACITOR 10UF 10V +80-
a
MAIN
0 C
0015 87-010-404-080 ELECT CAPACITOR 4.7UF 50V +80
a
MAIN
0 C
0016 87-A10-224-040 ELECT CAPACITOR 10UF 10V +80-
a
MAIN
0 C
0017 87-A10-299-080 MYLAR CAPACITOR 0.022UF 50V +
a
MAIN
0 C
0018 87-010-400-080 ELECT CAPACITOR 0.47UF 50V +8
a
MAIN
0 C
0019 87-A10-224-040 ELECT CAPACITOR 10UF 10V +80-
a
MAIN
0 C
0020 87-012-348-010 CERAMIC CAPACITOR 0.1UF 50V +
a
MAIN
0 C
0021 87-010-221-080 ELECT CAP 470UF 10V +/-20% (6
a
CR-AS22
YLSC
MAIN
0 C
0022 87-016-396-080 CHIP C CAP 0.22UF 16V +80% -2
a
MAIN
0 C
0023 87-010-221-080 ELECT CAP 470UF 10V +/-20% (6
a
MAIN
0 C
0025 87-A10-671-080 CHIP C-CAP 0.022UF B 16V +/-1
a
MAIN
0 C
0026 87-018-211-080 CAP MONO X7R 0.01UF 50V 10%(S
a
MAIN
0 C
0028 87-012-165-080 CHIP C.CAP 3PF 50V +/-0.25PF
a
MAIN
0 CF 0001 S1-910-010-300 CERAMIC FILTER 450KHZ SFU450B
a
MAIN
0 CF 0002 S2-310-010-100 DISCRMINATOR FILTER CDA10.7MH
a
MAIN
0 CF 0003 S2-310-012-400 CERAMIC FILTER 10.7MHZ MA5C10
a
MAIN
S D
0001 82-135-799-010 DIODE IN4148-US-T
(TAPE TYPE
a
MAIN
S D
0002 82-135-799-010 DIODE IN4148-US-T
(TAPE TYPE
a
MAIN
S IC 0001 S2-522-426-000 IC KA22426D
a
MAIN
0 J
0001 S1-210-015-301 HEAD PHONE JACK DIA 3.5mm BLA
a
MAIN
0 L
0001 S1-110-013-900 FM AIR COIL DIA3 X 5.5T X 0.5
a
MAIN
0 L
0002 S1-110-016-301 FM SPRING COIL DIA3.5x3.5T (A
a
MAIN
X L
0002 S4-002-000-500 SPONGE ""W8 X L12MM""
a
MAIN
0 L
0003 S1-110-013-100 FM SPRING COIL DIA3 X 5.5T X
a
MAIN
X L
0003 S4-002-000-500 SPONGE ""W8 X L12MM""
a
MAIN
0 L
0004 S2-416-228-100 INDUCTANCE 0.22UH (3L-COILS)
a
MAIN
0 L
0005 S1-110-013-200 AM OSC COIL 8441A 7ZO-93100 (
a
MAIN
0 L
0006 S1-010-012-201 AM BAR ANTENNA SET 125:30T DI
a
CR-AS22
YLSC
MAIN
0 L
0006 S2-810-010-600 AXIAL LEAD INDUCTOR 1.5uH 1/8
a
MAIN
0 LED0001 S5-570-100-100 DIA3.0MM LED LAMP (RED) 202HD
a
MAIN
0 PVC0001 S2-010-011-001 AM/FM PVC 16MM JF444WAB82-A1.
a
MAIN
0 R
0001 88-118-153-080 CHIP RESISTOR 15K OHM 1/10W +
a
MAIN
X R
0002 88-118-122-080 CHIP RESISTOR 1.2K OHM 1/10W
a
MAIN
0 R
0003 88-118-331-080 CHIP RESISTOR 330 OHM 1/10W +
a
MAIN
0 R
0004 88-118-102-080 CHIP RESISTOR 1K OHM 1/10W +/
a
MAIN
0 R
0006 88-118-104-080 CHIP RESISTOR 100K OHM 1/10W
a
MAIN
0 R
0007 88-121-270-080 CARBON FILM RESISTOR 27 OHM 1
a
MAIN
X R
0008 88-118-152-080 CHIP RESISTOR 1.5K OHM 1/10W
a
MAIN
O R
0010 88-118-472-080 CHIP RESISTER 4.7K OHM 1/10W
a
MAIN
X R
0011 88-118-151-080 CHIP RESISTOR 150 OHM 1/10W +
a
MAIN
0 R
0012 88-118-102-080 CHIP RESISTOR 1K OHM 1/10W +/
a
MAIN
X R
0013 88-118-000-080 CHIP RESISTOR O OHM 1/10W +/-
a
MAIN
0 SW 0001 S3-112-005-000 SLIDE SWITCH SKA-12D01S-G4-NA
a
MAIN
0 T
0002 S1-007-000-600 AM IFT 7.8X7.8X12.5MM (WHITE)
a
MAIN
0 VR 0001 87-A92-415-010 R121RS-10-1.5F-A50K
a
-5-
SCHEMATIC DIAGRAM - 1/1
C1
0.22
C5
10uF/50V
18PF
C9
0.01
L3,TC1
FM TRACKING ADJ.
L2,TC2
FM FREQ. RANGE ADJ.
L5,TC3
AM FREQ. RANGE ADJ.
L6,TC4
AM TRACKING ADJ.
PVC1
C7
C28
3PF
N750
VR1
VOLUME
50K-A
C12
3.3uF/50V
C26
0.01uF
C18
0.47uF/50V
TP3
DET
OUT
LED1
LED1
202HD(RED)
TUNING IND.
C16
10uF/10V
C19
10uF/10V
C14
10uF/10V
C21
470uF/10V
: FM
FM
(AM)
: AM
· SIGNAL
· VOLTAGE
C15
4.7uF/50V
T2
AM IF ADJ.
CF2
10.7MHz
C23
470uF/10V
SW2
POWER
SP1
(SPEAKER)
4
R6 X 2
(SIZE AA X 2)
SP1
J1
MAIN C. B
NOTE :
==
CXX
RXX
0.4
(0.1)
0.3
(0)
1.4
(1.1)
2.2
(2.7)
0
0
1.2
1.2
1.2
1.2
1.2
0.8
1.5
0
1.3
(0)
1.3
(0)
1.5
(1.0)
0.8
(1.5)
1.4
(1.1)
0
0
0
0
0
2.7
3.0
1.5
0