Sony ICF-C201 / ICF-C205 (serv.man2) Service Manual ▷ View online
ICF-C201/C205
9
9
ICF-C201/C205
SECTION 4
DIAGRAMS
4-1. PRINTED WIRING BOARD
t
t
t
SNOOZE/SLEEP OFF
BAND
AM
FM
t
VOL
N
N
BCE
L5
L5
L6
L6
D8
11
(11)
1-869-814-
D4
D3
D5
D6
D1
D2
JW1
JW2
JW4
JW3
JW8
JW6
R10
L1
AM
FERRITE-BAR
ANTENNA
DRY BATTERY
"S-006P"
(IEC DESIGNATION 6F22)
1PC. 9V
(POWER BACK UP FOR CLOCK)
SP1
+
–
T2
POWER TRANSFORMER
AC IN
R8
R9
R7
R4
R1
R6
R2
R15
R14
R3
1
1
5
5
10
1
5
10
10
15 16
14
14
15
20
25
28
15
20
25
28
IC2
IC1
D7
LED DISPLAY
1
2
3
4
1 2
3 4
C26
C8
C6
C3
C2
C1
C33
JW5
L2
JW7
C38
W1
CF1
CF2
S6
CLOCK
S5
S5
TIME SET
H
S4
S4
TIME SET
M
S3
ALARM
S7
SLEEP
CF3
L4
S2
OFF
RADIO
RADIO
BUZZER
ALARM MODE
ON
S2
ANT1
FM WIRE
ANTENNA
T1
RV1
C28
C22
C21
(C205)
(C205:SP, AR, TH)
(C201)
(C205)
(C201)
(C201)
(C201)
(C205)
C32
C23
C20
C19
C31
C4
C18
C24
C25
C37
C5
C17
C39
C27
C14
C36
C10
C35
C11
C16 C15 C13 C12
C9
L3
CV1
CV4
CV2
CV3
CT2
CT3
CT1
CT4
CV1-4
CV1-4
TUNING
Q1
(C205)
(C205)
(C205)
(C205)
(C205)
(C205)
(C205)
(C201)
(C201)
(C205)
(C201)
(C201)
BOARD
MAIN
RV1
VOL
S8
S8
RV1
S1
S1
2
3
4
5
6
7
8
A
1
B
C
D
Note:
• X
: parts extracted from the component side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Abbreviation
AR
: Argentina model
SP
: Singapore model
TH
: Thai model
Ref. No. Location
D1
C-4
D2
C-5
D3
B-3
D4
B-3
D5
C-3
D6
C-3
D7
A-4
D8
B-7
IC1
B-6
IC2
B-4
Q1
C-5
• Semiconductor
Location
Ver. 1.2
ICF-C201/C205
10
10
ICF-C201/C205
4-2. SCHEMATIC DIAGRAM
IC1
L2
L3
C3
R1
R14
C5
C6
C8
R2
JW1
S1
C9
R6
T1
CF1
CF2
C10
C11
C12
C13
C14
C39
C15
SP1
D8
C33
C26
C27
C28
D2
L5
L6
C18
C32
C21
C22
JW3
C19
R8
RV1
R10
C36
C35
C17
R15
JW4
L4
C16
CF3
C4
JW5
C2
C37
C1
Q1
R7
S7
S8
S5
S6
S4
S3
D1
C20
C23
R9
C25
C24
D5
D6
IC2
R3
C31
JW2
R4
JW7
C38
D3
D4
JW6
L5
L6
CXA1019M
27p
2.2k
68k
47
10V
0.01
1
47
0.01
2.2k
4.7
50V
10
50V
0.022
1
47
10V
1
1
IPS226
100p
220
16V
16V
1000
10V
1000
10V
1SS133T-77
0.01
0.1
0.01
0.01
6800p
220k
50k
22
0.01
0.01
220
10V
10V
2.2k
6p
22p
0.001
7p
2SA2135-F
ALARM
22k
1SS133T-77
0.01
0.01
100k
0.01
0.01
1SS133T-77
1N4002B
SC8560
100k
1
220k
100p
1SS119-25
1SS119-25
1
2
3
4
5
6
7
8
9
10
11
12
13
13
12
11
10
9
8
7
6
5
4
3
2
1
AM
ANTENNA
POWER
TRANSFORMER
T2
CT1
CT2
CT3
CT4
NC
METER
IF GND
AFC AGC
AF IF
RIPPLE FILTER
VCC
AF OUT
GND
DET OUT
ALARM OUT
SLEEP OUT
ALARM OFF
MIN SET
HOUR SET
SLEEP INPUT
SNOOZE INPUT
CR INPUT
50/60HZ SELECT
12/24HR SELECT
50/60HZ INPUT
ALARM DISP
10íSMIN E MINE
MIN BG
MIN CD
MIN AF
10íSMIN AF
10íSMIN BG
10íSMIN CD
AM 10íS AG DE
10íS HRC
HR BG
HR CD
HR AF
FE GND
FM RF IN
NC
AM
RF IN
FM RF
REG OUT
FM OSC
AFC
FM/AM
IF OUT
AM
OSC
VOL
NF
GND
FM DISCRI
FM
/AM BAND SELECT
AM
IF IN
FM
IF IN
L1
TRACKING
AM
L1,CT1
FREQUENCY
COVERAGE
FM
FM
TRACKING
L3,CT3
AM
FREQUENCY
COVERAGE
L4,CT4
CV1-4
C16
0.1
1
AFC AGC
COL ON OUT
CV1
CV2
CV3
CV4
FERRITE-BAR
CT2
TUNING
PM 10íS HRB
VDD
VSS
C205
C205:SP, AR, TH
*
*
C205
C205
C205
C205
C201
C205
C205
C205
C205
C201
C201
C205
C201
C201
C201
C201
C205
C205
C201
Note:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. (p: pF) 50V or
less are not indicated except for electrolytics and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise specified.
•
f
: internal component.
• Voltages are dc with respect to ground under no-signal condi-
tions.
no mark : FM
( ) : AM
no mark : FM
( ) : AM
Note: The components identified by mark
0
or dotted line
with mark ! are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal production toler-
ances.
ances.
•
Signal path.
F
: FM
f
: AM
• Abbreviation
AR
: Argentina model
SP
: Singapore model
TH
: Thai model
Ver. 1.2
11
ICF-C201/C205
IC1 CXA1019M
• IC Block Diagram
20
21
22
23
24
25
26
27
28
1
2
4
3
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
AF POWER AMP
AM IF DET AGC
AM FE
FM
DISCRIMINATOR
FM FE
TUNING
METER
FM IF
FM/AM
BAND
SELECT
AM IF IN
FM IF IN
N.C
METER
IF GND
AFC AGC
AFC AGC
DET OUT
AF IF
RIPPLE
FILTER
VCC
AF OUT
GND
GND
FM DISCRI
NF
VOL
AM OSC
AFC
FM OSC
REG OUT
FM RF
AM RF IN
N.C
FM RF IN
FE GND
FM/AM
IF OUT
IC2 LM8560N
OSC
CTR
GATE
GATE
D
OUTPUT
CONTROL
COMPARATOR
STAND
BY DET
BLANK
&
FLASH
OUTPUT
DECODER/
DRIVER
INPUT
CONTROL
PWR
UP
1/2
SEC
CTR
CTR
RESET
CONTROL
1/25 OR 1/30
DISPLAY
CONTROL
TIME
HR CTR
CONTROL
ALARM
HR CTR
D
D
D
D
D
SLEEP
CTR
ALARM
MIN CTR
TIME
MIN CTR
SEC RSTYHLD
TIME
SEC
ALARM
SLEEP
28
27
26 25
24
23
22
21
20
18
14
1 – 13
16 15
17
PWR UP
TONE
PWR
UP
50/60Hz
50/60Hz
50/60Hz
50/60Hz
50/60Hz
50/60Hz
2Hz
50/60Hz
T.DISP &
S.SAMPLE
T.RST
AL.RST
SEC DISP
T.DISP
AL.DISP
SL.DISP
TIME &
S.SAMPLE
TIME &
F.SAMPLE
ALARM &
F.SAMPLE
ALARM &
S.SAMPLE
2Hz
F.SAMPLE
S.SAMPLE
50/60Hz
12/24 HR
SELECT
CR
INPUT
50/60 Hz
SELECT
50/60 Hz
INPUT
SNOOZE
INPUT
SLEEP
INPUT
HOUR
SET
MIN
SET
VSS
ALARM
OFF
SLEEP
OUT
ALARM
OUT
VDD
19
ALARM
DISP
COL ON
OUT
SEGMENT
OUTPUT
PF.
DET
1kHz
12
ICF-C201/C205
1
2
3
T2
L1
a
a
5
4
6
7
9
8
10
12
13
14
11
11
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
SECTION 5
EXPLODED VIEWS
NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Color indication of Appearance Parts
Example :
KNOB, BALANCE (WHITE) ••• (RED)
Example :
KNOB, BALANCE (WHITE) ••• (RED)
↑
↑
Parts color Cabinet's color
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Abbreviation
AR
AR
: Argentina model
AUS
: Australian model
SP
: Singapore model
TH
: Thai model
The components identified by mark 0 or
dotted line with mark 0 are critical for
safety.
Replace only with part number specified.
dotted line with mark 0 are critical for
safety.
Replace only with part number specified.
1
A-1176-254-A CABINET (UPPER) ASSY (SILVER) (C205)
1
A-1176-255-A CABINET (UPPER) ASSY (BLUE) (C205)
1
A-1178-225-A CABINET (UPPER) ASSY (C201)
1
A-1193-508-A CABINET (UPPER) ASSY (BLACK) (C205)
2
2-666-857-02 KNOB (FUNCTION) (DARK GRAY)
…
(BLACK)
2
2-666-857-12 KNOB (FUNCTION) (LIGHT GRAY)
…
(SILVER)
2
2-666-857-22 KNOB (FUNCTION) (BLUE)
…
(BLUE)
0 3
1-769-339-91 CORD, POWER (C201)
0 3
1-777-921-52 CORD, POWER (C205: SP)
0 3
1-783-941-61 CORD, POWER (C205: AR)
0 3
1-834-697-21 CORD, POWER (C205: TH)
0 3
1-834-968-11 CORD, POWER (C205: AUS)
4
A-1176-279-A MAIN PC BOARD ASSY (C201)
4
A-1176-281-A MAIN PC BOARD ASSY (C205: SP, AR, TH)
4
A-1176-282-A MAIN PC BOARD ASSY (C205: AUS)
5
1-756-962-11 SNAP, BATTERY
6
2-666-858-01 HOLDER (ANTENNA) (C205)
* 7
1-769-137-11 CORD, CONNECTION (16 CORE)
8
2-666-859-01 KNOB (TUNE)
9
2-666-855-01 POINTER
10
2-666-854-23 CABINET (LOWER) (SILVER, BLUE)
(C205: AUS, TH)
10
2-666-854-33 CABINET (LOWER) (C201)
10
2-666-854-52 CABINET (LOWER) (BLACK) (C205: AUS)
10
2-666-854-61 CABINET (LOWER) (SILVER, BLUE)
(C205: SP, AR)
11
3-254-140-01 SCREW (B2.6), (+) BV TAPPING
12
3-246-344-11 FOOT, RUBBER
13
2-666-860-01 KNOB (VOL)
14
2-666-861-01 PANEL (FRONT) (C201)
14
2-666-861-11 PANEL (FRONT) (C205: SP, AR, TH)
14
2-666-861-21 PANEL (FRONT) (C205: AUS)
L1
1-419-532-11 COIL, FERRITE-ROD ANTENNA (MW) (C205)
0 T2
1-433-573-31 TRANSFORMER, POWER (C201)
0 T2
1-433-574-31 TRANSFORMER, POWER (C205)
Ver. 1.2
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