Aiwa FR-DAW450 User manual

SERVICE MANUAL
DATA
RADIO RECEIVER
FR-DAW450
S/M Code No. 09-008-349-8R1
U(S)
REVISION
This Service Manual is the "Revision Publishing" and replaces "Simple Manual"
(S/M Code No. 09-008-349-8T1).

2
SPECIFICATIONS
REF. NO PART NO. KANRI DESCRIPTION
NO.
ACCESSORIES/PACKAGE LIST
1 8A-RU4-901-010 IB,U(3L)C
•
Design and specifications are subject to change without
notice.

3
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
ELECTRICAL MAIN PARTS LIST
IC
8A-RUA-605-010 IC,CXA1619BS
8A-RU4-609-010 IC,NJM567
8A-RU4-610-010 IC,LC72343G
TRANSISTOR
89-327-124-080 TR,2SC2712Y,SI(150MHZ
87-A30-146-080 TR,2SD1468S-S
89-327-144-080 TR,2SC2714Y
87-026-268-080 C-TR,RN2411
87-026-483-080 TR,DTA123JS
S7-805-000-020 TR,PE8050B,C,D
89-318-155-080 TR,2SC1815 (0.4W)
S7-855-000-020 TR,PE8550B,C
89-341-165-080 CHIP TRANSISTOR 2SC4116GR
87-026-213-080 C-TR,DTC114YK
89-508-804-080 C-FET,2SK880Y
DIODE
87-017-408-080 DIODE RB441Q
87-017-925-080 C-VARACTOR,KV1460
87-A40-593-040 C-DIODE,1SS356
87-A40-799-040 V-CAP KV1610S
87-070-345-080 DIODE,IN4148
87-A40-398-010 DIODE,1N4001
87-A40-041-010 ZENER,RD6.2B1ES
87-A40-027-010 ZENER,RD3.9B1ES
S0-100-511-200 DIODE,IN5231B
87-020-339-080 CHIP DIODE,1SS226
MAIN C.B
BPF1 8A-RU4-605-010 FLTR,BPF GFWB4-T
C103 87-012-167-080 C-CAP,U 5P-50 CH
C104 87-012-164-080 C-CAP,U 2P-50 CK
C106 87-012-286-080 CAP, U 0.01-25
C107 87-012-286-080 CAP, U 0.01-25
C108 87-012-286-080 CAP, U 0.01-25
C110 87-012-162-080 C-CAP,U 1P-50 CK
C111 87-016-553-080 CAP,CER 560P-2K K BN DE
C116 87-016-553-080 CAP,CER 560P-2K K BN DE
C119 87-010-029-080 CAP,E 1-50 BK
C120 87-010-028-080 CAP,E 0.47-50 BK
C121 87-015-683-080 CAP,E 33-16V
C124 87-010-064-080 CAP,E 100-10
C126 87-010-231-080 ELECTROLYTIC 220-10KS
C128 87-010-029-080 CAP,E 1-50 BK
C129 87-010-027-080 CAP,E 0.22-50 BK
C130 87-010-028-080 CAP,E 0.47-50 BK
C131 87-010-911-080 CAP,E 10-50 ASF
C132 87-010-936-080 CAP, ELECT 4.7-50
C139 87-A11-827-080 CAP,CER 22P-50 J RH
C140 87-A11-843-080 CAP,CER 10P-50 D CH
C142 87-010-911-080 CAP,E 10-50 ASF
C143 87-012-164-080 C-CAP,U 2P-50 CK
C146 87-010-029-080 CAP,E 1-50 BK
C147 87-A11-834-080 CAP,CER 1P-50 C CH
C154 87-010-231-080 ELECTROLYTIC 220-10KS
C155 87-010-027-080 CAP,E 0.22-50 BK
C156 87-010-067-040 CAP,E 0.1-50V
C158 87-012-286-080 CAP, U 0.01-25
C159 87-010-936-080 CAP, ELECT 4.7-50
C166 87-012-286-080 CAP, U 0.01-25
C169 87-012-286-080 CAP, U 0.01-25
C405 87-010-236-080 CAP,E 1000-10V
C406 87-010-380-010 CAP,E 47-16 SME
C408 87-010-064-080 CAP,E 100-10
C409 87-010-380-010 CAP,E 47-16 SME
C502 87-012-286-080 CAP, U 0.01-25
C503 87-010-831-080 C-CAP,U,0.1-16F
C504 87-010-831-080 C-CAP,U,0.1-16F
CF101 87-A91-162-010 FLTR,PFS450A7
CF102 87-PC4-617-010 FLTR,SFE10.7MA5
CF103 87-PC4-617-010 FLTR,SFE10.7MA5
L105 S0-101-151-000 COIL,110UH
L107 87-003-152-080 COIL,100UH
! L108 87-003-171-010 TROIDAL COIL FL5R100
! L109 87-003-171-010 TROIDAL COIL FL5R100
SPK101 8A-RU6-617-010 SPKR,DIA57 8OHM 0.5W
SW401 88-CD6-668-010 SW,2P2T SK22F03
SW402 88-CD6-668-010 SW,2P2T SK22F03
SW403 88-CD6-668-010 SW,2P2T SK22F03
SW404 88-CD6-668-010 SW,2P2T SK22F03
SW405 8A-RU4-607-010 SW,TACT
T501 S8-539-390-750 IFT,R0002-0H07-853939 7.5MM
VC101 8A-RU6-624-010 TRIMMER,30P GRN
VR101 87-A90-412-010 SFR,50K H FRB65
VR102 87-024-172-080 SEMI-FIXED RESISTOR, 10K
WH401 S1-001-002-000 CONN,10P
WH402 S1-001-002-000 CONN,10P
LCD C.B
C501 87-010-550-040 CAP,E 100-6.3V
C505 87-010-831-080 C-CAP,U,0.1-16F
C507 87-015-031-010 CAP,E 3.3-25V
C508 87-012-286-080 CAP, U 0.01-25
C511 87-012-188-080 C-CAP,U 47P-50 CH
C512 87-010-078-080 CAP,E 47-6.3 5L
C513 87-012-284-080 CAP, U 6800P-50
C514 87-A10-047-080 C-CAP,U 1-10 Z F
C516 87-015-968-040 CAP,E4.7-16V
C520 87-015-968-040 CAP,E4.7-16V
C523 87-012-286-080 CAP, U 0.01-25
C530 87-A10-047-080 C-CAP,U 1-10 Z F
C564 87-012-286-080 CAP, U 0.01-25
DIP1 8A-RU4-603-010 LCD,AIW4235
L501 87-003-154-080 COIL,220UH
LED1 S0-252-012-020 LED-G,KM2520SGT27(GRN)
LED2 S0-252-012-020 LED-G,KM2520SGT27(GRN)
LED3 S0-252-012-020 LED-G,KM2520SGT27(GRN)
LED4 S0-252-012-020 LED-G,KM2520SGT27(GRN)
SW508 8A-RU6-615-010 SW,TACT PLATE LARGE
SW509 8A-RU6-615-010 SW,TACT PLATE LARGE
SW510 8A-RU6-615-010 SW,TACT PLATE LARGE
SW511 8A-RU6-615-010 SW,TACT PLATE LARGE
SW512 8A-RU6-615-010 SW,TACT PLATE LARGE
SW513 8A-RU6-615-010 SW,TACT PLATE LARGE
WH403 S0-601-202-000 CONN,6P
WH404 S0-201-202-000 CONN,2P
X501 87-030-349-010 VIB,XTAL 75K
KEY C.B
SW500 8A-RU6-615-010 SW,TACT PLATE LARGE
SW501 8A-RU6-615-010 SW,TACT PLATE LARGE
SW502 8A-RU6-615-010 SW,TACT PLATE LARGE
SW503 8A-RU6-615-010 SW,TACT PLATE LARGE
SW504 8A-RU6-615-010 SW,TACT PLATE LARGE
SW505 8A-RU6-615-010 SW,TACT PLATE LARGE
SW506 8A-RU6-615-010 SW,TACT PLATE LARGE

4
88
A
Resistor Code
Chip Resistor Part Coding
Figure
Value of resistor
Chip resistor
Wattage Type Tolerance
1/16W
1/10W
1/8W
1608
2125
3216
5%
5%
5%
CJ
CJ
CJ
Form
LW t
1.6 0.8 0.45
2 1.25 0.45
3.2 1.6
108
118
128
: A
: A
CHIP RESISTOR PART CODE
0.55
Resistor Code
Dimensions (mm)
Symbol
1/16W 1005 5% CJ
1.0 0.5 0.35 104
Lt
W
• 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.
TRANSISTOR ILLUSTRATION
E C B
2SD467C
PE8550B
D
S
G
2SK880
E
B
C
ECB
ECB
DTC114YK
2SC4116
RN2411
2SC2712Y
2SC2714Y
2SC1815
2SD1468
DTC114ES
DTA123JS

65
BLOCK DIAGRAM-1 (TUNER)
MAIN C.B
TO LCD C.B
WH401
TO LCD C.B
WH402
BLOCK DIAGRAM-2 (CPU)
LCD C.B
TO MAIN C.B
WH401
TO MAIN C.B
WH402

87
WIRING-1 (MAIN)
76543211234567
A
B
C
D
E
F
G
H
I
J
A
B
C
D
E
F
G
H
I
J
SW404
ALARM MODE
VR101
VOLUME
SW405
SUMMER
SW402
ALERT LOCK
NOTE
NOTE
MAIN C.B (INSERTED PARTS) MAIN C.B (CHIP PARTS)
1
110
10
WH402
WH401
IC401
BEC
BEC
B
E
C
B
E
CB
E
C
B
E
C
BEC
• RADIO
• BUZZER
SW403
ALERT TEST
• ON
• OFF
• ON
• OFF
SW402
DIMMER
• HIGH
• LOW
C
BE
QXXX
CXXX
RXXX
DXXX

109
SCHEMATIC DIAGRAM-1 (MAIN)
MAIN C.B
TO LCD C.B
WH401
TO LCD C.B
WH402
NM : NO MOUNT
FM ANT
T402
AM IF ADJ.
2SD467C
NM
NM AC120V
60Hz
AM/FM TUNER
PROCESS
VOLUME
L102
TV FREQENCY
RANGE ADJ.
L103
FM TRCKING
ADJ.
L104
TV TRCKING
ADJ.
VC101
MW TRCKING
ADJ.
L2
MW TRCKING
ADJ.
L101
FM FREQENCY
RANGE ADJ.
SIGNAL
FM :
AM :
ALARM MODE
SW405
SW401
DIMMER
HIGH
LOW
1/50
Q111
Q112
4.7/50
2.2K
Q114
ALERT SW
S
Q113
ALERT DETECTOR
VR102
ALERT FREQENCY
RANGE ADJ.
Q109,Q110 Q107,Q108
BAND SW
Q403,Q404
POWER CONT
Q401,Q402
REG.
10/50
R125
1K
1.5K
1.8K
JP
NM
BAND SW
KV1460TL NM
3.3K
6.8P
SP
4.7K
NM
A010-837654
Q106
AM IF BUFFER
JUMPER
2SD1468S
Q104
MUTE
Q103
MUTE
Q405
BATT CONT.
BAND SW
AC~
IN4001B
IN4001B
IN5228B
IN4001B
IN4001B
560
MTZJ6.2C
IN-5231B
PE8550
PE8550
33/16

1211
WIRING-2 (LCD)
1234567
1234567
E
D
C
B
A
A
B
C
D
E
WH401 1
10 WH402 1
10
WH403
WH404
1
6
7
8
SW507
SET SW513 STANDBY SW512 ON SLEEP SW509 BAND
SW508
WEATHER
ALERT
SW511
DOWN SW510 UP
1
10 WH401 1
10 WH402
8
7
6
1
WH404
WH403
64
Dxxx
Qxxx
Cxxx
Rxxx
C
BE
LCD C.B (INSERTED PARTS)
LCD C.B (CHIP PARTS)
NOTE
1234567
A
B
C
D
E
F
G
H
I
J
K
WIRING-3 (KEY)
SW500
RESET
SW502
RESET
2
SW503
RESET
3
SW504
RESET
4
SW501
RESET
1
KEY C.B (CHIP PARTS)
SW505
RESET
5
SW506
WH404 WH403
SNOOZE
SLEEP OFF
8 7 6 1

1413
SCHEMATIC DIAGRAM-2 (LCD/KEY)
LCD C.B
KEY C.B
TO MAIN C.B
WH401
TO MAIN C.B
WH402
NM : NO MOUNT
47/6.3
WH401
10 PINS
WH402
10 PINS
IFT939825
2SC4116GR
2SC4116GR
39K
Q502,Q503
DC-DC CONVERTER
Q505,Q506
STEPALM CTL
Q510,Q501
VT FILETR
2SC4116GR
33/25
CPU
STANDBY
WEATHER ALERT
WH403
WH404
WH404
WH403

1234567
A
B
C
D
E
F
G
H
I
J
K
WIRING-4 (CONNECTION DIAGRAM)
1615
LCD DISPLAY

17
ELECTRICAL ADJUSTMENT

18
EQUIPMENT CONNECTION DIAGRAMS

19
VOLTAGE CHART

20
IC BLOCK DIAGRAM
IC, CXA1619BS
IC, NJM567
71
32
4
5
6
PHASE
DETECTOR
CURRENT
CONTROLLED
OSCILLATOR
QUADRATURE
PHASE
DETECTOR
8
R2
3.9k LOOP
LOW
PASS
FILTER
OUTPUT
AMP
AMP
R3
VREF
V+
GROUND OUTPUT
FILTER
INPUT
TIMING R
TIMING CR

Pin No. Pin Name I/O Description
________
RES
HCTR
VDD
FMIN
AMIN
VSS
E0
AIN
AOUT
AGND
TEST1
XIN
System reset input.
Universal counter dedicated input port.
Power supply pin.
FM VCO (local oscillator) input.
AM VCO (local oscillator) input.
Ground pin.
The main charge pump output.
Transistor used for the low-pass filter amplifier. Connect AGND to ground.
IC test pins. These pins must be tied to ground.
Connections for a 75kHz crystal oscillator element.
53
54
55
56
57
58
59
60
61
62
63
64
I
I
—
I
I
—
O
O
O
O
I
I
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33-44
45
46
47
48
49
50
51
52
IC, LC72343G
Pin No. Pin Name I/O Description
IC DESCRIPTION
XOUT
TEST2
PA3
PA2
PA1
PA0
PB3
PB2
PB1
PB0
PC3
PC2
PC1
PC0
PD3
PD2
PD1
________
INT/PD0
PE1
BEEP/PE0
PF2
PF1/ADI1
PF0/ADI0
VSS
PG3/S20
PG2/S19
PG1/S18
PG0/S17
PH3/S16
PH2/S15
PH1/S14
PH0/S13
S12-S1
COM4
COM3
COM2
COM1
DBR4
DBR3
DBR2
DBR1
O
I
I
I
I
I
O
O
O
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
I
I
I
—
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
O
O
O
O
—
—
—
—
Connections for a 75kHz crystal oscillator element.
IC test pins. These pins must be tied to ground.
Special-purpose key return signal input port.
Special-purpose key source signal output port.
General-purpose I/O port.
General-purpose output port.
General-purpose input and A/D converter input shared function port.
Ground pin.
LCD driver segment output and general-purpose I/O shared function port.
LCD driver segment output pins.
LCD driver common output pins.
LCD power supply stepped-up voltage pins.
2221

BB
A
A
A
C
C
D
D
B
B
BE
B
B
2
1
18
18
3
4
13
5
8
6
7
19
12
PLATE, SILICON
PLATE, AC
14
9
10
11
20
15
LCD
SH, LCD
21
FELT, LCD
P.W.B
17
BAR-ANT
P.W.B
P.W.B 16
22
22
2423
MECHANICAL EXPLODED VIEW 1/1

25
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
MECHANICAL PARTS LIST 1/1
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
1 8A-RU4-003-010 PANEL,FRONT U
2 8A-RU3-013-010 WINDOW,LCD
3 8A-RU4-001-010 CABI,FRONT U
4 8A-RU3-008-010 BTN,SUMMER
5 8A-RU4-004-010 BTN,ALERT
6 8A-RU3-004-010 BTN,FUNCTION
7 8A-RU3-006-010 BTN,SNOOZE
8 8A-RU3-009-010 KNOB,RTRY VOL
9 8A-RU3-005-010 BTN,PRESET
10 8A-RU4-006-010 COVER, BATTERY DOOR
11 8A-RU4-002-010 CABI,REAR U
12 8A-RU3-205-010 HLDR,PWB
13 8A-RU6-617-010 SPKR,DIA57 80HM0.5W
! 14 S1-115-090-200 PT,28WEI35/15 120V:8V
15 8A-RU4-007-010 DOOR,BATTERY
16 8A-RU3-201-010 HLDR,DIS
17 8A-RU3-208-010 HLDR,BAR-ANT
18 8A-RU3-209-010 FOOT,RUBBER
19 8A-RU3-204-010 PLATE,LCD
20 SA-RU4-000-000 BATTERY SNAP T
21 8A-RU3-203-010 FLTR,LCD
22 8A-RU3-206-010 PLATE,SW COVER
A 87-751-099-410 VTZ+3-15 W/O SLOT
B 87-B10-156-010 VTZ+3-8
C 87-743-073-410 UT2+2.6-6
D 87-B10-158-010 VTZ+3-6
E 87-263-531-310 SCREW V+1.7-5

2–11, IKENOHATA 1–CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:[phone]
H251701 Printed in Singapore