ICF-S10MK2 (serv.man2) - Sony Audio Service Manual (repair manual)

Model
ICF-S10MK2 (serv.man2)
Pages
19
Size
579.39 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
icf-s10mk2-sm2.pdf
Date

View Sony ICF-S10MK2 (serv.man2) Service Manual online

SERVICE MANUAL
Frequency range
FM: 87.5 – 108 MHz
AM: 530 – 1605 kHz
Speaker
Approx. 5.7 cm dia., 8 ohms
Power output
100 mW (at 10% harmonic distortion)
Output
@ jack (minijack)
Power requirements
3V DC, two R6 (size AA) batteries
Battery life
Using Sony SUM-3 (NS) batteries
FM: Approx. 40 hours
AM: Approx. 45 hours
Dimensions
Approx. 71 
× 118.5 × 30 mm (w/h/d)
(2 
7
/
8
 
× 4 
3
/
4
  
× 1 
3
/
16 
in)
Mass
Approx. 202 g (7 oz.) incl. batteries
Design and specifications are subject to change
without notice.
FM/AM RADIO
E Model
Australian Model
SPECIFICATIONS
ICF-S10MK2
Ver. 1.2  2007.03
9-873-460-03
Sony Corporation
2007C05-1
Personal Audio Division
C
 2007.03
Published by Sony Techno Create Corporation
Notes on chip component replacement
• Never reuse a disconnected chip component.
• Notice that the minus side of a tantalum capacitor may be dam-
aged by heat.
2
ICF-S10MK2
SECTION  1
GENERAL
This section is extracted from
instruction manual.
R6(AA)
×
2
Rear
Tył
Zadní strana
Telescopic
antenna
Antena
teleskopowa
Teleskopická
anténa
Power switch/VOL
(volume) control
Przełącznik zasilania/
regulator głośności
(VOL)
Hlavní vypínač/
ovladač VOL
(hlasitost)
TUNING
BAND
TUNE
@
ICF-S10MK2
3
SECTION  2
DISASSEMBLY
• This set can be disassembled in the order shown below.
2-1.
DISASSEMBLY  FLOW
Note:
 Follow the disassembly procedure in the numerical order given.
2-2.
REAR  CABINET
2-3.
MAIN  BOARD
SET
REAR CABINET
(Page 3)
MAIN BOARD
(Page 3)
ICF-S10MK2
4
SECTION  3
ASSEMBLY
• This set can be assembled in the order shown below.
3-1.
ASSEMBLY  FLOW
3-2.
POINTER
POINTER
(Page 4)
KNOB (TUNING)
(Page 5)
MAIN BOARD
(Page 5)
ICF-S10MK2
5
3-3.
KNOB (TUNING)
3-4.
MAIN  BOARD
6
ICF-S10MK2
SECTION  4
ELECTRICAL  ADJUSTMENTS
0 dB=1 
µ
V
[AM]
Setting:
BAND switch : AM
[FM]
Setting:
BAND switch : FM
• Repeat the procedures in each adjustment several times for a
maximum reading on level meter, and the frequency coverage
and tracking adjustment should be finally done by the trimmer
capacitors.
Adjustment Location:
AM RF signal 
generator
30% amplitude
modulation by
400 Hz signal
Output level: as low as possible
Put the lead-wire
antenna close to 
the set.
+
level meter
set
16 
jack (J1)
FM RF signal
generator
22.5 kHz frequency
deviation by 400 Hz
signal
Output level: as low as possible
+
level meter
v
 jack (J1)
set
16 
0.01 
µ
F
TP (FM ANT)
– MAIN BOARD (Component Side) –
CT1
}
AM Tracking
L1
Adjustment
T1
AM IF
Adjustment
L3
}
FM Tracking
CT2
Adjustment
CT4
}
AM Frequency Coverage
L4
Adjustment
L2
}
FM Frequency Coverage
CT3
Adjustment
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter
T1
455 kHz
AM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter
L4
520 kHz
CT4
1,650 kHz
AM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L1
620 kHz
CT1
1,400 kHz
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter
L2
86.5 MHz
CT3
109.5 MHz
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L3
87.5 MHz
CT2
108 MHz
ICF-S10MK2
7
7
SECTION  5
DIAGRAMS
5-1.
BLOCK  DIAGRAM
13
10
15
18
11
6
8
FM
FRONT-END
FM
IF AMP
AF
POWER AMP
AM IF AMP,
AGC, DET
AM
FRONT-END
17
20
FM
RF IN
FM/AM
IF OUT
CF2
10.7MHz
CF1
455kHz
CF3
10.7MHz
FM
RF
FM IF IN
3
FM
DISCRIMINATOR
TUNING METER
FM DISCRI
28
AF
OUT
SP1
AF
IN
24
25
DET
OUT
AM IF IN
METER
16
FM/AM
BAND
SELECT
REG OUT
VOL
5
AM OSC
L4
AM OSC
L3
FM RF
L2
FM OSC
L1
AM FERRITE-ROD
ANTENNA
FM OSC
AM
RF IN
FM/AM FRONT-END,
FM/AM IF AMP, DET, AGC, AF AMP
IC1
CT1
+
+
CT4, L4
AM FREQUENCY
COVERAGE
CT3, L2
FM FREQUENCY
COVERAGE
CT1, L1
AM TRACKING
CT2, L3
FM TRACKING
T1
AM IF
• SIGNAL PATH
: FM
: AM
9
J1
B+ (1.25V)
D1
TUNE
RV1-1
VOL
CV1
TUNING
AM
FM
SW1
BAND
CT2
CT3
CV1-3
CV1-3
CT4
CV1-4
VCC 27
v
ANT1
CV1-2
DRY BATTERY
SIZE “AA”
(IEC DESIGNATION R6)
2PCS. 3V
RV1-2
OFF
CV1
TUNING
ICF-S10MK2
8
8
R8
R1
C8
C5
R6
C7
C18
MAIN BOARD  
C1
C6
C10
C9
C12
C23
C21
C4
+
+
C11
R7
R3
R4
R2
C14
C13
C3
C2
L2
R5
C15
+
C24
+
C20
C22
+
C19
+
+
C17
+
C16
+
CF1
T1
SW1
BAND
SW1
FM
AM
L4
R10
VOL
RV1 (1/2)
OFF
RV1 (2/2)
CF2
CF3
TUNE
D1
L3
L5
DRY BATTERY
SIZE "AA"  
(IEC DESIGNATION R6)
2PCS. 3V
SP1
+
J1
v
(11)
11
1-662-703-
CT4
CV1-4
CV1-3
CV1-2
CV1-1
CT1
CT3
CT2
TUNING
CV1
ANT1
L1
AM FERRITE-ROD ANTENNA
IC1
A
B
C
D
E
F
1
2
3
4
5
6
7
1
30
15
16
TP
(FM ANT)
Note on Printed Wiring Board:
X
: parts extracted from the component side.
W
: indicates side identified with part number.
f
: internal component.
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
5-2.
NOTE  FOR  PRINTED  WIRING  BOARD  AND  SCHEMATIC  DIAGRAMS
Note on Schematic Diagram:
• All capacitors are in 
µ
F unless otherwise noted.  pF: 
µµ
F
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in 
 and 
1
/
4
 
W or less unless otherwise
specified.
f
: internal component.
C
: panel designation.
A
: B+ Line.
H
: adjustment for repair.
• Power voltage is dc 3 V and fed with regulated dc power
supply from battery terminal.
• Voltages and waveforms are dc with respect to ground in
no-signal (detuned) conditions.
no mark : FM
(
) : AM
• Voltages are taken with a VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Signal path.
F
: FM
f
: AM
5-3.
PRINTED  WIRING  BOARD
• IC Block Diagram
IC1
CXA1019S
1
2
3
4
5
6
7
8
9
10
15
14
13
12
11
FM
DISCRIMINATOR
AF POWER AMP
AM FE
FM IF
TUNING
METER
AM IF DET AGC
FM FE
23
22
21
20
24
25
19
18 17 16
29 28 27 26
30
GND
GND
AF OUT
VCC
RIPPLE
FIL
TER
AF IN
DET OUT
AFC AGC
AFC AGC
IF GND
METER
N.C
FM IF IN
AM IF IN
FM/AM BAND
SELECT
FM/AM
IF OUT
FE GND
N.C
AM RF IN
FM RF
REG OUT
FM OSC
FM RF IN
AFC
AM OSC
VOL
NF
FM DISCRI
GND
GND
ICF-S10MK2
9
9
5-4.
SCHEMATIC  DIAGRAM
 See page 8 for IC Block Diagram.
J1
SP1
C23
C21
R10
C20
R7
C19
C24
C18
C17
C16
C15
T1
R6
R2
R3
C11
C12
C8
C5
C4
C3
C2
L5
C1
C14
C10
R8
C9
C7
C6
CT1
SW1
R4
C22
CT2
CT3
CT4
ANT1
CV1-1
CV1-2
CV1-4
L2
L3
CV1-3
L4
CF3
TP
C13
R5
IC1
CF1
CF2
R1
RV1-1
RV1-2
D1
0.1
0.1
6.8k
470
6.3V
1k
0.47
50V
220
10V
0.022
10
50V
4.7
50V
10
50V
330
150
1k
1
50V
0.01
1p
0.022
10
50V
33p
33p
33p
100p
8.2p
3.3k
27p
18p
3.9p
6.8k
10 50V
10.7MHz
(FM ANT)
0.01
2.2k
CXA1019S
455KHz
10.7MHz
100k
50K
SLP-181B-51
TUNE
OFF
VOL
BAND
AM
FM
FM/AM
BAND
SELECT
AM
IF IN
FM
IF IN
NC
METER
AFC
AGC
IF
GND
AFC
AGC
DET OUT
AF IN
RIPPLE
FILTER
VCC
AF
OUT
GND
GND
FM RF
FM OSC
AM OSC
L1
AM
FERRITE-ROD
ANTENNA
FM/AM
RF IN
FM
NC
RF IN
AM
REG OUT
FM OSC
AFC
AM OSC
VOL
NF
DISCRI
FM
GND
GND
IF OUT
FE
GND
FM RF
DRY BATTERY
SIZE"AA"
2PCS. 3V
(IEC DESIGNATION R6)
FM/AM FRONT-END,
FM/AM IF AMP,
DET,AGC,AF AMP
CV1
TUNING
ICF-S10MK2
10
10
SECTION  6
EXPLODED  VIEW
• Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering
these items.
• The mechanical parts with no reference num-
ber in the exploded views are not supplied.
• Accessories are given in the last of the elec-
trical parts list.
NOTE:
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
• Color Indication of Appearance Parts
Example:
KNOB, BALANCE (WHITE) . . . (RED)
Parts Color Cabinet's Color
1
3-938-879-01 CABINET (FRONT) (BLACK)
1
3-938-879-41 CABINET (FRONT) (SILVER)
2
3-241-522-01 SCALE, DIAL
3
3-938-881-01 POINTER
4
3-938-875-01 KNOB, VOL
* 5
A-3679-803-A MAIN BOARD, COMPLETE
7
3-893-381-01 STRAP, HAND
8
3-938-883-02 CABINET (REAR) (BLACK)
8
3-938-883-62 CABINET (REAR) (SILVER)
9
3-938-886-01 LID, BATTERY CASE (BLACK)
9
3-938-886-41 LID, BATTERY CASE (SILVER)
10
2-514-386-01 TERMINAL (+/–), BATTERY
11
3-938-874-01 KNOB, TUNING
12
2-514-385-01 TERMINAL (–), BATTERY
13
2-514-384-01 TERMINAL (+), BATTERY
14
3-254-083-01 SCREW
* 15
3-009-415-01 HOLDER, FERRITE-ROD ANTENNA
16
3-364-941-11 SCREW (+B) (2.6X5), NYLOK
ANT1
1-501-247-61 ANTENNA, TELESCOPIC
L1
1-402-545-41 ANTENNA, FERRITE-ROD (MW)
SP1
1-503-616-51 SPEAKER
#1
3-880-990-03 SCREW (1.7X3), FLAT, (+) SPECIAL
#2
7-621-772-00 SCREW, +B 2X3
#3
7-685-533-19 SCREW +BTP  2.6X6  TYPE2 N-S
#5
7-623-505-01 LUG, 2
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
Ver. 1.2
SECTION  7
ELECTRICAL  PARTS  LIST
MAIN
Ref. No.
Part No.
Description
Remark
Ref. No.
Part No.
Description
Remark
*
A-3679-803-A MAIN BOARD, COMPLETE
*********************
*
3-009-415-01 HOLDER, FERRITE-ROD ANTENNA
3-254-083-01 SCREW
3-880-990-03 SCREW (1.7X3) , FLAT, (+) SPECIAL
3-938-875-01 KNOB, VOL
< CAPACITOR >
C1
1-162-211-31 CERAMIC
33PF
5%
50V
C2
1-162-211-31 CERAMIC
33PF
5%
50V
C3
1-162-211-31 CERAMIC
33PF
5%
50V
C4
1-126-964-11 ELECT
10uF
20%
50V
C5
1-163-037-11 CERAMIC CHIP
0.022uF
10%
25V
C6
1-162-194-31 CERAMIC
3.9PF
10%
50V
C7
1-163-099-00 CERAMIC CHIP
18PF
5%
50V
C8
1-163-217-11 CERAMIC CHIP
1PF
0.25PF 50V
C9
1-102-961-00 CERAMIC
27PF
5%
50V
C10
1-162-198-31 CERAMIC
8.2PF
10%
50V
C11
1-126-960-11 ELECT
1uF
20%
50V
C12
1-162-306-11 CERAMIC
0.01uF
20%
16V
C13
1-162-306-11 CERAMIC
0.01uF
20%
16V
C14
1-162-282-31 CERAMIC
100PF
10%
50V
C15
1-126-964-11 ELECT
10uF
20%
50V
C16
1-126-963-11 ELECT
4.7uF
20%
50V
C17
1-126-964-11 ELECT
10uF
20%
50V
C18
1-163-037-11 CERAMIC CHIP
0.022uF
10%
25V
C19
1-124-902-00 ELECT
0.47uF
20%
50V
C20
1-126-941-11 ELECT
470uF
20%
6.3V
C21
1-136-165-00 FILM
0.1uF
5%
50V
C22
1-126-964-11 ELECT
10uF
20%
50V
C23
1-136-165-00 FILM
0.1uF
5%
50V
C24
1-104-666-11 ELECT
220uF
20%
10V
< CERAMIC FILTER >
CF1
1-781-962-11 FILTER, CERAMIC (455kHz)
CF2
1-760-233-71 FILTER, CERAMIC (10.7MHz)
CF3
1-760-234-11 DISCRIMINATOR, CERAMIC (10.7MHz)
< VARIABLE CAPACITOR >
CV1
1-151-691-11 CAP, VAR (TUNING)
NOTE:
• Due to standardization, replacements in the
parts list may be different from the parts speci-
fied in the diagrams or the components used
on the set.
• -XX and -X mean standardized parts, so they
may have some difference from the original
one.
• RESISTORS
All resistors are in ohms.
METAL: Metal-film resistor.
METAL OXIDE: Metal oxide-film resistor.
F: nonflammable
• Items marked “*” are not stocked since they
are seldom required for routine service.
Some delay should be anticipated when order-
ing these items.
• SEMICONDUCTORS
In each case, u: 
µ
, for example:
uA. .
µ
A. .
uPA. . : 
µ
PA. .
uPB. . : 
µ
PB. .
uPC. . : 
µ
PC. .
uPD. . : 
µ
PD. .
• CAPACITORS
uF: 
µ
F
• COILS
uH: 
µ
H
When indicating parts by reference
number, please include the board.
< LED >
D1
8-719-038-29 LED  SLP-181B-51 (TUNE)
< IC >
IC1
8-752-055-05 IC   CXA1019S
< JACK >
J1
1-778-961-11 JACK (v)
< COIL >
L1
1-402-545-41 ANTENNA, FERRITE-ROD (MW)
L2
1-409-565-11 COIL, AIR-CORE
L3
1-406-917-11 COIL, AIR-CORE
L4
1-406-028-00 COIL, OSC (AM)
L5
1-428-222-11 COIL, AIR-CORE
< RESISTOR >
R1
1-216-246-00 RES-CHIP
100K
5%
1/8W
R2
1-249-407-11 CARBON
150
5%
1/4W
R3
1-249-417-11 CARBON
1K
5%
1/4W
R4
1-249-427-11 CARBON
6.8K
5%
1/4W
R5
1-249-421-11 CARBON
2.2K
5%
1/4W
R6
1-216-037-00 METAL CHIP
330
5%
1/10W
R7
1-249-417-11 CARBON
1K
5%
1/4W
R8
1-216-061-00 RES-CHIP
3.3K
5%
1/10W
R10
1-216-069-00 METAL CHIP
6.8K
5%
1/10W
< VARIABLE RESISTOR >
RV1
1-223-825-11 RES, VAR, CARBON (WITH S) 50K (VOL, OFF)
< SWITCH >
SW1
1-552-370-00 SWITCH, SLIDE (BAND)
< TRANSFORMER >
T1
1-404-790-11 TRANSFORMER, IF
************************************************************
MISCELLANEOUS
**************
ANT1
1-501-247-61 ANTENNA, TELESCOPIC
SP1
1-503-616-51 SPEAKER
************************************************************
Ver. 1.2
ICF-S10MK2

Download Sony ICF-S10MK2 (serv.man2) Service Manual (Repair Manual)

Here you can view online and download Sony ICF-S10MK2 (serv.man2) Service Manual in PDF. ICF-S10MK2 (serv.man2) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sony ICF-S10MK2 (serv.man2) Audio. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.