RADIO RECEIVER
CR-AS18
S/M Code No. 09-997-333-5R1
YH(S)
SERVICE MANUAL
REVISION
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No.09-997-333-5T1).
DA
TA
2
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
ACCESSORIES LIST
1
S0-302-931-000
INSTRUCTION BOOK YH/YJ(ECC)
2
S0-100-050-000
HAND STRAP(BLK)
3
S2-712-100-128
EARPHONE PLUG 3.5MM MONO
Frequency range
FM: 87.5-108 MHz
AM: 530-1,605 kHz
Maximum output
160 mV (EIAJ 4
)
Power source
DC 3 V using two R6 (size AA) batteries
Speaker
Diameter 57 mm, 4 Z
Maximum dimensions
115.5 (W) x 69 (H) x 30 (D) mm
Weight
Approx. 138 g, (excluding batteries)
SPECIFICATIONS
4
3
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
REF. NO
PART NO.
KANRI
DESCRIPTION
NO.
IC BLOCK DIAGRAM
IC
S4-316-190-000
IC,CXA1619AM
DIODE
82-135-799-010
DIODE,1N4148
MAIN C.B
C5
87-016-299-080
CAP,E 10-10V
C12
87-010-403-080
CAP,E 3.3-50V
C14
87-016-299-080
CAP,E 10-10V
C15
87-010-404-080
CAP,E 4.7UF-50V
C16
87-016-299-080
CAP,E 10-10V
C18
87-010-400-080
CAP,E 0.47UF-50V
C19
87-016-299-080
CAP,E 10-10V
C21
87-010-221-080
CAP,E 470UF-10V
C23
87-010-562-040
CAP,E 220UF-10V
CF1
S1-910-010-300
CER,FIL 450K
CF2
87-008-462-010
CER,FIL SFT10.7MS23H-A
CF3
S2-310-010-100
DISCRMINATOR FILTER 10.7MHZ
J1
S1-210-015-301
JACK,HP 3.5MM
L1
S1-110-013-900
COIL,AIR FM 3-5.5-0.5
L4
87-003-108-010
COIL,0.68UH
L5
S1-110-013-200
COIL,OSC AM 8441A 7ZO-93100
L6
S1-135-100-000
COIL,1.5UH
L7
S1-010-012-400
AM BAR ANTENNA SET 10-50
LED1
S5-570-100-100
LED,3.0MM(RED)
PVC1
S2-010-011-000
PVC 16.2-16.2-7.5
SW1
S3-101-001-100
SW,SLIDE SKA-12DO1S-G2-NA
T1
S1-010-012-000
IFT,AM 7.5-7.5-12.5
VOL1
S2-110-010-202
VOL,ROTARY RV121S-10-012J-B50K
ELECTRICAL MAIN PARTS LIST
IC, CXA1619AM
ADJUSTMENT
3
L6
IC1
T1
J1
24
1
L5
L3
TC1
TC4
TC2
TC3
L2
5
SW1
FM
AM
1. AM IF Adjustment
T1 ..................................................................... 450 kHz
2. AM Freq. Range Adjustment
L5 ..................................................................... 515 kHz
TC3 ................................................................ 1635 kHz
3. AM Tracking Adjustment
L6 ..................................................................... 600 kHz
TC4 ................................................................ 1400 kHz
4. FM Freq. Range Adjustment
L2 ..................................................................... 87 MHz
TC2 ................................................................ 109 MHz
5. FM Tracking Adjustment
L3 ..................................................................... 90 MHz
TC1 ................................................................ 108 MHz
PRACTICAL SERVICE FIGURE
Sensitivity:
FM(IHF, THD 3%)
Less than 16 dB
(at 88, 98, 108 MHz)
AM (S/N 10 dB)
Less than 51 dB (at 600 kHz)
Less than 47 dB (at 1000 kHz)
Less than 46 dB (at 1400 kHz)
Intermediate Frequency:
FM: 10.7 MHz
AM: 450 kHZ
6
5
SCHEMATIC DIAGRAM
FM ANT.
C5
10uF/10V
VC1D
L7(AM BAR ANT.)
PVC1(TC1~4,VC1A~D),VC1A~D TUN
L7,TC4
AM TRACKING ADJ.
L3,TC1
FM TRACKING ADJ.
L2,TC2
FM FREQ.RANGE ADJ.
L5,TC3
AM FREQ.RANGE ADJ.
R12
1K
VOL1
50KB
VOL
R6(AA)X2
J1
(EARPHONE)
C23 220uF/10V
10MHz
30MM
(RED)
AM
SW1
AM
FM
C12
3.3uF/50V
AM IF ADJ.
C14
10uF/10V
C15
4.7uF/10V
C16
10uF/10V
C19
10uF/10V
C20
470uF/10V
IC1
SIGNAL
NOTE:
Cxx
Rxx
Lxx
A MAIN C.B
FRONT END
7
WIRING
BRN
BRN
BLK
GRN
RED
BLK
WHT
WHT
RED
GRN
SW1
FM
AM
LED1
TUNE
TP4
J1
SP+
SP-
SPEAKER
BATTERY
R6(AA)
BATTERY
R6(AA)
TP3
1
3
5
7
9
11
14
15
17
19
23
25
28
TP2
VC1A
VC1B
TC1
TC2
TC3
TC4
VC1D
VC1C
TP1
VOL1
VOL
SW2
(POWER)
PVC1
TUN
PVC1
FM
ANTENNA
L7
(AM
BAR
ANTENNA)
A
MAIN
C.B
NOTE:
Cxx
Cxx
Rxx
Lxx
JPxx
,
,