Text preview for : FR-A220.pdf part of Aiwa FR-A220 Schematic diagram for CLOCK RADIO RECEIVER models: FR-A220 , FR-A221 , FR-A225
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SERVICE MANUAL
RADIO RECEIVER
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FR-A220 FR-A221 FR-A225
K(L),LH(L) EZ(L,H) HRJ(L),K(L)
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S/M Code No. 09-017-356-9N2
DA TA
ACCESSORIES/PACKAGE LIST-1/1
REF. NO 1 1 1 1 1
PART NO.
KANRI NO.
DESCRIPTION
8B-RUD-905-010 8B-RUD-915-010 8B-RUD-917-010 8B-RUD-916-010 8B-RUC-902-010
1 8B-RUC-908-010 1 8B-RUD-904-010
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IB,EZ(EGF)C 220 IB,EZ(EGF)C 221 IB,EZ(PHNCZ)C 221 IB,EZ(SID)C 221 IB,HR(ECC)C 225 IB,K(E)C 225 IB,LH(3L)C 220
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SPECIFICATIONS FR-A220 K MODEL FR-A220 LH MODEL
· Design. and specifications are subject to change without notice
FR-A221 EZ MODEL
· Design. and specifications are subject to change without notice
FR-A225 HRJ MODEL
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·
Design and specifications are subject to change without notice .
FR-A225 K MODEL
·
Design and specifications are subject to change without notice .
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· Design. and specifications are subject to change without
notice
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ELECTRICAL MAIN PARTS LIST-1/2
REF. NO IC
PART NO.
KANRI NO.
DESCRIPTION
REF. NO C569
PART NO. 87-016-643-080 87-010-404-010 87-A11-829-080 87-A11-830-080 87-A11-829-080 88-254-220-010 87-A10-579-080 87-A12-364-080 87-016-644-080 87-A12-364-080 87-010-405-010 87-A12-364-080 87-A12-364-080 87-A11-889-010 87-A10-130-010 87-A12-364-080 87-010-029-080 87-PC4-617-010 87-A92-169-080 87-A92-169-080 8B-RT9-613-010 8Z-CS1-613-010 8B-RUC-602-010 8B-RUD-601-010 8B-RUC-610-010 8B-RUC-612-010 8B-RUC-611-010 8B-RUC-612-010 8B-RUC-605-010 8B-RUD-602-010 8B-RUC-618-010 8B-RUD-604-010 8B-RUC-614-010 8B-RUC-613-010 87-A90-146-010 8B-RUC-615-010 8B-RUC-608-010 8B-RUD-603-010 8B-RUC-607-010 8B-RUC-609-010 8B-RUC-616-010
KANRI NO.
DESCRIPTION
8B-RU7-611-010 87-A21-200-010 87-A21-201-010 TRANSISTOR
89-318-155-080 89-414-683-080 89-319-233-080 87-026-215-080 89-110-150-080 DIODE
87-A41-091-010 88-CM2-609-010 87-070-345-080 87-A40-476-010 MAIN C.B C204 C212 C213 C214 C214 C215 C216 C217 C218 C219 C505 C553 C554 C555 C556 C557 C557 C557 C558 C558 C559 C559 C559 C560 C561 C561 C562 C562 C563 C564 C565 C565 C566 C567 C568
87-A12-364-080
8Z-CA3-613-010 87-010-029-080 87-010-221-080 87-010-237-010 87-010-267-080
8Z-CA3-613-010 8Z-CA3-613-010 8Z-CA3-613-010 8Z-CA3-613-010
87-010-064-080 87-A11-856-080 87-A10-578-080 87-A10-579-080 87-A10-579-080 87-A10-212-080 87-A10-410-010 87-A10-414-010 87-A10-578-080 87-A12-364-080
87-A11-856-080
87-A10-273-080 87-A10-273-080 87-A11-835-080 87-016-644-080
87-010-405-010 87-016-643-080 87-010-404-010 87-010-490-010 87-010-027-080 87-016-644-080 87-010-405-010
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IC,KA22425D IC,LM8562 IC,LM8560N
C569 C571 C571 C572 C572 C573 C573 C574 C575 C576 C577 C583 C585 C588 C591 C592 CF101 CF102 CF102 CF103 CF103 CN7 L105 L105 L111 L112 L113 !PT1 !PT1 SP1 SW9 SW10 SW11 SW12 SW18 T101 T102 T102 VC101 VR101
TR,2SC1815 (0.4W) TR,2SD1468S TR,2SC1923O TR,DTC114YS TR,2SA1015
ZENER,IN5228B DIODE,IN4001 B DIODE,IN4148 ZENER,MTZJ6.2A
CAP,M 0.01-100 J CP CAP,CER 0.02-50 CAP,E 1-50 BK CAP, ELECT 470-10V CAP,E 1000-16 M SME CAP,E 47-10 105 KM CAP,CER 0.02-50 CAP,CER 0.02-50 CAP,CER 0.02-50 CAP,CER 0.02-50 CAP,E 100-10 CAP,CER 100P-50 J CH CAP,CER 0.047-50 Z YF CAP,CER 0.1-16 Z YF CAP,CER 0.1-16 Z YF CAP,M 0.022-100 J CAP,CER 0.015-25 K SR CAP,CER O.033-16 K SR CAP,CER 0.047-50 Z YF CAP,M 0.01-100 J CP CAP,CER 100P-50 J CH CAP,M 150P-50 J CAP,M 150P-50 J CAP,CER 2P-50 J CH CAP,E 10-100 SSL CAP,E 10-50 M SME CAP,E 4.7-100 M SSL CAP,E 4.7-50 M SME CAP,E 0.1-50 M KS CAP,E 0.22-50 BK CAP,E 10-100 SSL CAP,E 10-50 M SME CAP, ELECT 220-16 CAP, ELECT 220-16 CAP,E 47-16 BP SME
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VR,RTRY 50KB
CAP,E 4.7-100 M SSL CAP,E 4.7-50 M SME CAP,CER 27P-50 J RH CAP,CER 33P-50 J RH CAP,CER 27P-50 J RH CAP,CER 24P-50 CH CAP,CER 0.1-16 Z YF CAP,M 0.01-100 J CP CAP,E 10-100 SSL CAP,M 0.01-100 J CP
CAP,E 10-50 M SME CAP,M 0.01-100 J CP CAP,M 0.01-100 J CP CAP,CER 330P-50 J SL CAP,CER 4P-50 K CH CAP,M 0.01-100 J CP CAP,E 1-50 BK FLTR,SFE10.7MA5 FLTR,CDA10.7 MC1Z FLTR,CDA10.7 MC1Z
FLTR,SFU455B FLTR,SFU465 CONN,11P GREY COIL,BAR-ANTLW COIL,BAR-ANTBRUC
COIL,FM RF4T COIL,FM OSC3T COIL,FM RF4T PT,BRU-C(A225 HRJLC,A220 LHLCC) PT,BRU-D(EXCEPT A221 EZLC, A221 LHLCC) SPKR, 8OHM SW,ALARM SW,SLIDE2P4T SW,SLIDE2P2T SW,SL1-1-2 SW,SK43D01 IFT,AM IFT COIL,LW OSC IFT,AM OSC TUN-CAP,20P-126P 21.4
DISPLAY C.B C201 C203 C211 C500 C503 87-A12-354-080 87-016-299-080 87-A12-364-080 87-010-405-010 87-A10-579-080 CAP,M 1500P-100 J CP CAP,E 10-100 SME CAP,M 0.01-100 J CP CAP,E 10-50M SME CAP,CER 0.1-16 Z YF
87-010-101-080 87-010-101-080 87-A10-924-080
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ELECTRICAL MAIN PARTS LIST-2/2
REF. NO C580 C581 C581 C582 CN1 CN2 CN2 CN4 LD101 SW101
PART NO.
KANRI NO.
DESCRIPTION EZLC,A221 EZHC> KLC,A225 HRJLC> KLC,A225 HRJLC> KLC,A225 HRJLC>
REF. NO SW102 SW103 SW104 SW105 SW C.B SW106
PART NO.
KANRI NO. SW,TACT SW,TACT SW,TACT SW,TACT
DESCRIPTION PLATE PLATE PLATE PLATE LARGE LARGE LARGE LARGE
87-A10-924-080 87-010-221-080 87-A12-364-080 87-A11-889-010 8B-RUC-601-010
8B-RUC-603-010 8B-RUC-603-010
8B-RUC-602-010 8B-RUC-604-010 8A-RU6-615-010
· 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
Wattage 1/16W 1/16W 1/10W 1/8W
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8 8
A
Type 1005 1608 2125 3216
CAP,E 47-16 BP SME
8A-RU6-615-010 8A-RU6-615-010 8A-RU6-615-010 8A-RU6-615-010
CONN,21P GREY CONN,21P GREY CONN,11P GREY LED,LY6055L-S GREEN SW,TACT PLATE LARGE
8A-RU6-615-010
CHIP RESISTOR PART CODE
Chip Resistor Part Coding
Figure Value of resistor
Resistor Code
Dimensions (mm)
Tolerance 5% 5% 5% 5%
Symbol CJ CJ CJ CJ
Form
L W
L 1.0
t
0.5
1.6 2 3.2
0.8
1.25 1.6
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SW,TACT PLATE LARGE W t 0.35 104 0.45 0.45 108 118 0.55 128
:A Resistor Code : A
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BLOCK DIAGRAM-1/2 (A221 EZ, A220 K, LH MODEL)
FM ANT
MAIN C.B
AM Tracking FM Tracking FM Frequency AM Frequency ADJ Rang ADJ Rang ADJ ADJ
AM RF L105 VC1C
FM RF L113 VC1A
FM OSC L112 VC1D
AM OSC T102 VC1B
C553 14
IF OUT FM/AM
12
10
9
FM RF
7
OSC FM
5
OSC AM
3
NF
RF IN FM RF IN AM
R450
IF IN AM
IC101 KA22425 AM/FM TUNER SYSTEM & POWER AMP .
IF IN FM OUT DET AF IN VCC OUT AF
16
AM IF ADJ
17 R590
23
24
26
27
T101 Q501 FC103
IF AMP
15 VSS OUT ALARM 16
OFF ALARM 18 DISP ALARM 19 VDD 20 HIN 21
LED DISPLAY
IC102 LM8560
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Q450
MUTE POWER ALARM
FC102
+
+
D220
D221
SW10A
SW10B
D223
6 7 8 10
1 2 3 5
A220KLC, LHLCC MODEL
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SP1
SPEAKER Q201 REG R595
PT1
SET HOUR 22 INPUT SLEEP 23 INPUT SNOOZE 24 INPUT CR 27
P7 +9V
BATTERY DC9V
4 3 2
DISPLAY CONTROL
Q502 Q500 Q452 REG
D504
P1
AC
LD 101
SW106 101 SNOOZE, SLEEP, ALARM,SLEEP/OFF DOWN, UP
P3 P6 -9V
D503
AC230V 50Hz (EXCEPT A220 LHLCC MODEL) AC110-120V / 220-240V 50/60Hz (A220LHLCC MODEL)
DISPLAY C.B
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SIGNAL : AM : FM
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BLOCK DIAGRAM-2/2 (A225K, HRJ MODEL)
FM ANT
MAIN C.B
AM Tracking FM Tracking FM Frequency AM Frequency ADJ Rang ADJ Rang ADJ ADJ
AM RF L114 VC1C
FM RF L113 VC1A
FM OSC L112 VC1D
AM OSC L102 VC1B
C553 14
IF OUT FM/AM
12
10
9
FM RF
7
OSC FM
5
OSC AM
3
NF
RF IN FM RF IN AM
R450
IF IN AM
IC101 KA22425 AM/FM TUNER SYSTEM & POWER AMP .
IF IN FM OUT DET AF IN VCC OUT AF
16
AM IF ADJ
17 R590
23
24
26
27
T101 Q501 FC103 FC102
IF AMP
+
+
MUTE
ALM2 VSS 15 20 OUT RADIO 18 OUT ALM1 19
LED DISPLAY
IC102 LM8562
VDD 2 8 ALM 21 SET TIM 22 IN 23 SLEEP 24 RT-TIM 27
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Q450
POWER ALARM
SW10A
SW10B
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SP1
SPEAKER Q201 REG P7 +9V
BATTERY DC9V
PT1
3 2
DISPLAY CONTROL
P1
AC
LD 101
SW106 101 SNOOZE, SLEEP, ALARM,SLEEP/OFF DOWN, UP
P3 P6 -9V
AC230V 50Hz (A225 KLC MODEL) AC110-120V / 220-230V 50/60Hz (A225 HRJLC MODEL)
DISPLAY C.B
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SIGNAL : AM : FM
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WIRING-1/4 (A221 EZ, A220 K, LH MODEL)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A
B
MAIN C,B (PARTS SIDE)
VR101
VOLUME
FM ANT
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BAR ANT L105
!
PT1
AC230V50Hz(EXCEPT FRA220LHLCC MODEL) AC110-120V/220-240V 50/60Hz (FRA220LHLCC MODEL) FRA220LHLCC MODEL VOL SEL VOL SEL SW AC~ 110-120V
CN5
BATTERY DC 9V FRA220KLC,LHLCC MODEL
LHLCC MODEL
B C E
E C B
EXCEPT KLC MODEL
15 14
28
SW10B
1
A220KLC,LHLCC MODEL
1 2 3 4 5 6 7 8 9 10 11
RED
GREEN
KLC MODEL
Black
F SEL
SW18 50Hz 60Hz
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220-240V
SW11
C
D
E
F
G
FM
BAND
H
AM
I
POWER ALARM
SW10
ON
J
SW10A
STAND ON RADIO
K
BUZZER
RED
L
Black
+
M
SP1
SP
N
DISPLAY C.B CN7
NOTE
O
RXX
CXX
P
Q
E C B
E C B
R
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S
T
U
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WIRING-2/4 (A221 EZ, A220 K, LH MODEL)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A
SW C,B(PARTS SIDE)
B
DISPLAY C,B (PARTS SIDE)
30
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LD101
SW106
SW105
SW105
SLEEP
SW104
LD101
26
21
1
SW103
LHLCC MODEL
1
SW102
14
15
28
EXCEPT LHLCC MODEL
1 2 3 4 5 6 7 8 9 10 11
SW101
EXCEPT LHLCC MODEL
A221 EZLC EZHC MODEL
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SW106
SW104
C
D
SNOOZE
E
F
G
H
ALARM
SW103
I
ALARM SLEEP/OFF
J
K
SW102
L
DOWN
M
MAIN C.B CN4
N
SW101
UP
O
P
NOTE
Q
RXX CXX
R
r
S
E C B
E C B
T
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SCHEMATIC DIAGRAM-1/3 (A221 EZ MODEL)
MAIN C.B
VR101 VOLUME
AM OSC
BAR ANT
FM OSC
100P AMOSC
L105 VC101
FM COIL
50V
AM FM IF POWER IC SP
0.01 SP1 80HM
AM IFT
CFU-465B
50V
50V
50V
50V
IC102 LM8560N IN5228B CN1
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IF AMP BAND MUTE
0.015 2SD1468 CN7 11 8
50V
POWER ALARM
SW10
CN4
50V
IN4148
IN4148 IN4148 4
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IN4148
REG
CN5 SOCKET BATTERY BATTERY DC 9V
CN2
IN4148 6 IN4148 5
ON STAND RADIO BUZZ
ON STAND RADIO BUZZ
50V
IN-4001B
7
9
!
PT1
!
REG Q500,452 D500 IN4148 IN-4001B
AC~ AC230V 50Hz
2SA1015
IN4148
2SC1815 R203 IN4001 IN4001
D502 IN4148
MIZJ362A
IN4148
2 3
1000UF/16
IC102 LY6055L-S
11 CN6 CN5 IN-4001B
DISPLAY CONTROL
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SNOOZE
SW106
SLEEP
SW105
ALARM
SW104
ALARM SLEEP/OFF
SW103
DOWN
SW102
UP
SW18
SW C.B
SW101 11 10
SIGNAL :AM :FM
60Hz 50Hz
F SEL
DISPLAY C.B
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SCHEMATIC DIAGRAM-2/3 (A220 K, LH MODEL)
MAIN C.B
VR101
VOLUME
BAR ANT
EXCEPT KLC MODEL
AMOSC L105 VC101
FM COIL
50V
AM FM IF POWER IC
0.01
LHLCC MODEL
AM IF
50V 50V 50V 16V 50V 16V
IC102 LM8560N IN5228B CN1
CN2
ON STAND RADIO BUZZER
ON STAND RADIO BUZZER
D218 IN4148
LHLCC MODEL
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BAND MUTE
47u/16V SW11 SLIDE 2P 2T 2SD1468
CF103 SFU455B LHLCC MODEL SFU465B EXCEPT LHLCC MODEL
IF AMP
EXCEPT LHLCC MODEL
11 CN4 8
CN7
POWER ALARM
SW10 SLIDE 2P 4T
50V
IN4148
IN4148 IN4148
4
REG
IN4148 6 5 IN4148
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SP
SP1 80HM IN4148
CN5 SOCKET BATTERY BATTERY DC 9V !
PT1
50V
I-1001B
EXCEPT KLC MODEL
REG Q500,452 1
9
! AC~
REG SW
2.2K IN4148
AC230V50Hz(A220KLC MODEL) AC110-120V/220-240V 50/60Hz (A220LHLCC MODEL)
IN-4001B MIZ36.2C IN4148
2SA1015 2SC1815 R203 IN4001 IN4001 D502 IN4148
IN4148
D500 IN4148
!
2 0 8 1
LHLCC MODEL
IC102 LY6055L-S
DISPLAY CONTROL
R593 JP
VOL SEL
SW12 IN-4001B 110-120V 220-240V
CN6 CN5
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SNOOZE
SW106
SLEEP
SW105
ALARM
SW104
ALARM SLEEP/OFF
SW103
DOWN
SW102
UP
SW18
SW101
A220LHLCC MODEL
SIGNAL :AM :FM
SW C.B
99
60Hz 50Hz
F SEL
10
DISPLAY C.B
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WIRING-3/4 (A225 K, HRJ MODEL)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A
B
VR101
VOLUME
FM ANT
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BAR ANT
L105
!
PT1
AC~ AC230V50Hz (A225KLC MODEL) AC110-120V/220-230V 50/60Hz(A225HRJLC MODEL)
SW12
MAIN C,B (PARTS SIDE)
CN5
BATTERY DC 9V
VOL SEL
A225HRJLC MODEL
B C E
E C B E C B
15 14
28 1
SW101A
KLC MODEL
RED
Green
VC101
1 2 3 4 5 6 7 8 9 10 11
SW9C
SW9A
SW9D 18 SW9B
Black
SW18 50Hz 60Hz
F SEL
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VOL SEL
SP1
C
D
SP
110-120V
E
220-230V
F
SW11
FM
G
AM
BAND
RED
Black
H
SW10
ON
POWER ALARM
I
STAND ON RADIO
SW101B
BUZZER
J
K
DISPLAY C.B CN3
SW9
L
M
ALARM SEL
N
NOTE
RXX
O
CXX
CXX
P
E C B
E
C
B
Q
R
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S
T
U
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WIRING-4/4 (A225 K, HRJ MODEL)
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 A
B
DISPLAY C.B (PARTS SIDE)
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LD101 30 26 21 KLC MODEL
4
SW C.B(PARTS SIDE)
SW106
SW105
SW104 LD101
1
14
1
15
28
1 2 3 4 5 6 7 8 9 10 11
SW101
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SW106
C
D
SNOOZE
E
F
G
SW105
SLEEP
H
SW104
ALARM
SW103
I
ALARM SLEEP/OFF
J
SW103
K
L
SW102
1
M
SW102
DOWN
SW101
N
UP
O
MAIN C,B CN4
P
NOTE
Q
RXX CXX
R
r
CXX
S
E C B
E C B
T
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SCHEMATIC DIAGRAM-3/3 (A225 K, HRJ MODEL)
MAIN C.B
VOLUME
KLC MODEL
BAR ANT
RF4T
150P
10/100V
L105 VC101
27P
27P
CF102
5.6
RF4T
2.2K
14
13
12
11
10
9
8
7
6
5
4
3
2
1
4.7 100V
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SP
220/16V SP1 80HM 0.02 IN4148
AM FM IF POWER IC
CF103 CFU455B HRJLC MODEL CFU465B KLC MODEL
IN4148
KA22425D
15
16
17
18
19
20
21
22
23
24
25
26
27
28
CN1
4M IFT
1K
CF101
10/100V
IC102
IF AMP
15
SW11
13
12
17
16
IN5228B
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BAND MUTE
0.022 CN7 3 4 CN4 5
11
14
10
20
9
19
18
0.22/50V
10/100V
0.1/50V
KLC MODEL
4.7/100V
220/16V
21
10V IN4148
REG
IN4148
CN5 SOCKET BATTERY BATTERY DC 9V
8
22
7
23
6
IN4148
IN4148
24
5
9 1
25
IN4148
4
IN4148
IN4148
1/50V
IN4001B
!
PT1
26
3
!
10/100V 6 SW10A IN4001B MTZI6.2A
AC~ AC230V50Hz AC110-120V/220-230V 50/60Hz
28
1
27
2
IC102 CN2 LY6055L-S
DISPLAY CONTROL
IN4001B
SW10
SW9
7
ALARM SEL
POWER ALARM
ON STAND RADIO BUZZER
470/10V 47/10V
!
SW12
8 IN4001B 10 9 11 9 0 2 IN4001B CN6 CN5
IN4148 SW10B
VOL SEL
SW12 IN4001B 110-120V 220-230V
A225HRJLC MODEL
SIGNAL :AM
SNOOZE
SW106
SLEEP
SW105
SW C.B
DISPLAY C.B
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ALARM
SW104
:FM
ALARM SLEEP/OFF
SW103
DOWN
SW102
UP
SW18
SW101
60Hz 50Hz
F SEL
-14-
TRANSISTOR ILLUSTRATION-1/1
ECB
2SD1468
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ECB
G OUT IN DTC114YS
2SA1015 2SC1815 2SC1923
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ELECTRICAL ADJUSTMENT-1/1
MAIN C.B (PARTS SIDE)
1
6 42
< TUNER SECTION >
1. AM IF Adjustment Settings: · Test point IC101 (KA22425D) 23PIN · Adjustment location: T101 T101 ............................................................................. 465kHz 2. AM Frequency Range Adjustment (EXCEPT A221EZLC, EZHC) Settings: · Test point IC101 (KA22425D) 23PIN · Adjustment location: T102, VC1B T102 ............................................................................. 530kHz VC1B .......................................................................... 1605kHz 3. AM Tracking Adjustment (EXCEPT A221EZLC, EZHC) Settings: · Test point IC101 (KA22425D) 23PIN · Adjustment location: L105, VC1C L105 ............................................................................. 600kHz VC1C .......................................................................... 1400kHz 4. LW Frequency Adjustment (A221EZLC, EZHC) Settings: · Test point IC101 (KA22425D) 23PIN · Adjustment location: T102, VC1B T102 ............................................................................. 150kHz VC1B ............................................................................ 285kHz
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T101 IC101 23PIN
L113 VC101 VC1D VC1A VC1B T102 VC1C L112
L105
35
5. LW Tracking Adjustment (A221EZLC, EZHC) Settings: · Test point IC101 (KA22425D) 23PIN · Adjustment location: L105, VC1C L105 ............................................................................. 150kHz VC1C ............................................................................ 285kHz 6. FM Frequency Range Adjustment Settings: · Test point ic101 (KA22425D) 23PIN · Adjustment location: L113, VC1D L113 ........................................................................... 87.5MHz VC1D .......................................................................... 108MHz 7. FM Tracking Adjustment Settings: · Test point IC101 (KA22425D) 23PIN · Adjustment location: L112, VC1A L112 .............................................................................. 88MHz VC1A .......................................................................... 108MHz
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Test point
7 24
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VOLTAGE CHART-1/1
THE MEASURED VALUE IS DC VOLTAGE
IC101 (KA22425D) PIN'S NUMBER FM ALARM PIN'S NUMBER FM ALARM PIN'S NUMBER FM ALARM IC201 (LM8560) PIN'S NUMBER FM ALARM SLEEP SNOOZE PIN'S NUMBER FM ALARM SLEEP SNOOZE PIN'S NUMBER FM ALARM SLEEP SNOOZE TRANSISTOR FM ALARM 1 0.26 0.41 11 0 0 21 1.40 1.29 2 4.26 4.08 12 0.33 0.33 22 1.17 1.21 3 2.73 2.42 13 0 0 23 1.05 1.05 4 0.76 0.23 14 1.17 1.13 24 0 0 5 1.26 1.26 15 1.81 1.81 25 4.88 4.70 6 1.30 1.15 16 0 0 26 5.36 5.19 7 1.26 1.26 17 1.86 1.86 27 2.75 2.75 8 1.26 1.26 18 0 0 28 0 0 9 1.26 1.26 19 0 0 10 1.26 1.26 20 0 0
TRANSISTOR ALARM TRANSISTOR ALARM
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1 4.73 4.86 4.73 5.45 11 4.67 4.98 4.21 10.4 21 4.37 4.49 4.45 5.49 E 0 0 FM
2 0 0 0 4.19 12 9.03 9.43 9.31 10.30 22 4.24 4.50 4.48 5.51
3 0 0 0 10.30 13 9.03 9.37 5.45 5.19 23 4.25 4.49 4.43 4.48
4 4.80 4.70 4.85 5.10 14 4.9 4.67 4.75 10.50 24 4.30 4.47 5.80 6.85
5 9.16 9.33 9.33 6.10 15 9.21 9.68 9.52 10.50 25 5.65 5.81 5.79 0
6 9.06 9.45 9.28 5.50 16 9.30 9.65 9.58 3.04 26 -1.20 -1.07 -1.05 5.46
7 0 4.83 4.28 10.40 17 1.93 2.10 2.10 0 27 4.31 4.45 4.45 5.49
Q450 (2SD1468) C B 1.07 0 0 0.65
Q452(2SA1015) E C B 8.6 5.72 8.5 Q500(2SC1815) E C B 0 8.40 0
Q502(DTC114YS) E C B 0 0 4.85
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8 4.91 9.38 9.30 10.38 18 8.67 -1.05 8.45 0 28 -1.25 -1.05 -1.06 0 9 4.70 5.60 9.27 0 19 0 0 -1.04 0
10 0 9.37 4.57 5.37 20 -1.23 8.75 -1.02 5.52
TRANSISTOR
Q201(2SC1815) E C B 5.37 9.19 6.09
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FL (LY6055L-S GREEN) GRID ASSIGNMENT/ANODE CONNECTION-1/1 GRID ASSIGNMENT
ANODE CONNECTION
3 1.29
PM AM
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AM PM
DIGIT1
B C
B C
+
COLON
F E
A G D
1234567890!@#$%^&*()¡TM£§·ªº
DIGIT2
DIGIT3
A B C D E F
G
A B
C D E
F
G A
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ALL
2.28 DIGIT4
B C D
26
COL
E F G ALL
4
6
8 9
13 10 12
30
15 16 17
18
21 19 20
27
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IC BLOCK DIAGRAM-1/1 IC, KA22425D
GND 28 OUT AF 27 VCC 26 FILTER RIPPLE 25 AF IN 24 OUT DET 23 AGC AFC 22 AGC AFC 21 GND IF 20 METER 19 NC 18 IF IN FM 17 IF IN SELECT , BAND AM 16 15
IC, LM8562N
IC, LM8560N
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PWR 1 2 3 GND DISCRI FM NF
MODE SELECT T 50/60 SEL 12/24 SEL SPEED/ POWER DOWN T TEST POWER DOWN TONE1 TONE2 CTR CR OSC 50/60Hz INPUT OSC OSC STOP GATE GATE STANDBY DET RT-TIME SET/ DIMMER DIMMER T RT-SET
VOL
FM/AM IF DET/AGC
TUNING METER
AM F/E
FM F/E
4 VOL
5 OSC AM
6 AFC
7 OSC FM
8 OUT REG
9 FM RF
10 RF IN AM
11 NC
12
RF IN FM
INNER OSC 1/25 or 1/30 2Hz SYSTEM CLOCKS TIME SET SEC CTR GATE 1/2
RESET 1Hz
PF. DET
BLANK FLASH
RESET
INPUT CONTROL
TIME CTR COMPARATOR
SEC TIME
T
U/D S
2Hz
RESET CONTROL
PWR UP
SET CK U/D RESET SET CK U/D RESET
ALARM1 CTR
ALARM1 ALARM2 SLEEP
RESET S
ALARM2 CTR
T T
DISPLAY CONTROL
ALM-DISP SELECT SLEEP/ SNOOZE
SEO DISP T.DISP AL1.DISP AL2.DISP SL.DISP
SLEEP CTR
SNOOZE CTR
RESET CONTROL CONTROL
ON/OFF INPUT
ON
ALM1-OUTPUT OUTPUT CONTROL ALM2-OUTPUT RADIO-OUTPUT
T
OFF
T
THREE INPUT CIRCUIT
12/24 SELECT 50/60 SELECT
TONE1 TONE2 OSC STOP
CR INPUT
OSC
CTR
50/60 INPUT
TONE
GATE
1/25 or 1/30 2Hz
1/2
1Hz
50/60Hz
50/60Hz
STANDBY DET 50/60Hz D D
PF. DET GATE
T.DISP & S.SAMPLE SEC CTR
BLANK & FLASH
MIN SET HOUR SET
INPUT CONTROL
S.SAMPLE F.SAMPLE TIME MIN CTR TIME & F.SAMPLE TIME HR CTR
PWR UP ALARM DISPLAY SEC DISPLAY SLEEP INPUT D D
DISPLAY CONTROL
SEC DISP T.DISP AL..DISP SL.DISP
TIME & F.SAMPLE
SNOOZE INPUT ALARM OFF
D D
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COMPARATOR TIME ALARM MIN CTR ALARM HR CTR ALARM ALARM & F.SAMPLE SLEEP CTR SLEEP PWR UP CONTROL OUTPUT CONTROL TONE
OUTPUT DECODER/DRIVER
RESET CONTROL
2Hz TIME & S.SAMPLE SEC RSTYHLD T.RST AL.RST
SEC
PWR UP
SEGMENT OUTPUTS
SLEEP OUTPUT ALARM OUTPUT
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SEGMENT OUTPUTS
TIME SET INPUT
SETCK S
OUTPUT DECODER/DRIVER
SET CK U/D RESET
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13 14 FE GND IF OUT FM/AM
MECHANICAL EXPLODED VIEW-1/1
14 PWB G 12
E
20
A
6 15 G H 13 23 19
J C I D G
21
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11 G G G 22 K PWB G K 8 K 3 17 16 F B 2 1 7 5 4
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PWB 10 9 LCD 18 K 18
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MECHANICAL PARTS LIST-1/1
REF. NO
PART NO.
KANRI NO.
DESCRIPTION
REF. NO
PART NO.
KANRI NO.
DESCRIPTION
1 8B-RUD-002-010 1 8B-RUD-008-010 1 8B-RUC-003-010 1 8B-RUC-016-010 2 8B-RUC-012-010
2 8B-RUC-012-010 3 3 3 4 8B-RUD-001-010 8B-RUC-001-010 8B-RUC-014-010 8B-RUC-018-010
5 8B-RUC-007-010 5 8B-RUC-007-010
6 8B-RUD-006-010 6 8B-RUC-002-010 6 8B-RUC-015-010
7 8B-RUD-003-010 7 8B-RUC-005-010 7 8B-RUC-005-010 8 8B-RUD-007-010 8 8B-RUC-006-010
9 8B-RUC-011-010 9 10 10 11 8B-RUC-011-010 8B-RUC-201-010 8B-RUC-201-010 8B-RUC-008-010
11 8B-RUC-008-010 12 8B-RUC-009-010
12 8B-RUC-009-010 13 8B-RUC-203-010 13 8B-RUC-203-010
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COVER, FRONT H EZ COVER, FRONT L EZ COVER, FRONT L HR COVER, FRONT L K LENS,DISPLAY LENS,DISPLAY CABI,FRONT CABI,FRONT CABI,FRONT K FOOT,RUBBER ! !
14 8B-RUC-610-010 14 8B-RUD-601-010 15 8B-RUC-204-010 15 8B-RUC-204-010 16 8B-RUC-207-010 17 18 18 19 19 20 21 21 22 22 23 A B C D E F G H I 8B-RUC-205-010 8B-RUC-605-010 8B-RUD-602-010 8B-RUC-202-010 8B-RUC-202-010 88-RU7-618-010 8B-RUC-004-010 8B-RUC-004-010 8B-RUC-010-010 8B-RUC-010-010 8B-RUC-618-010 87-751-098-410 87-724-095-410 87-266-529-310 87-B10-373-010 87-264-096-410 87-761-098-410 87-B10-369-010 87-B10-041-010 8B-YP5-215-010
KNOB,SL BA/FUN/ALM KNOB,SL BA/FUN/ALM CABI,REAR CABI,REAR CABI,REAR K
BTN,CLOCK H BTN,CLOCK L BTN,CLOCK L BTN,SNOOZE BTN,SNOOZE POINTER,DIAL POINTER,DIAL HLDR,PWB HLDR,PWB KNOB,RTRY TUN KNOB,RTRY TUN KNOB,RTRY VOL KNOB,RTRY VOL GEAR,TUN GEAR,TUN
J 88-PCD-210-010 K 83-SP1-206-010
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SPKR,80HM VT2+3-14 W/O SLOT QT2+3V+1.7-4 V+2.6-5W/O CR V+3-10 CR VFT2+3-14 W/O SLOT VT2+3-8 W/O CR NUT,3-5.5-2.4 WTE,3-6-0.4 WTI,2.2-4.8-0.3 W-F,3-8-0.8
COIL,BAR-ANTBRUC COIL,BAR-ANTLW HLDR,BAR-ANT HLDR,BAR-ANT PLATE,SHIELD T/F T=0.3
BOX,SHIELD T/F PT,BRU-C(A225 HRJLC,A220 LHLCC) PT,BRU-D(EXCEPT A221 EZLC, A221 LHLCC) HLDR,SPEAKER HLDR,SPEAKER SOCKET,2P BATTERY LID,BATT LID,BATT COVER, BATT COVER, BATT
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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
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H251941
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Printed in Singapore
211, IKENOHATA 1CHOME, TAITO-KU, TOKYO 110-8710, JAPAN TEL:03 (3827) 3111