Sony SRF-M10 Service Manual ▷ View online
9
9
SRF-M10
4-5. PRINTED WIRING BOARDS – SUB SECTION –
J
S202
BT201
Q203
R231
C205
R232
C212
R217
C216
C215
R227
C218
R225
R403
Q402
C203
C405
R405
D401
R401
R209
R218
R215
R214
R213
R233
S203
C201
C209
C206
R223
R220
R224
R228
C207
C211
R206
C221
R203
R201
R202
R208
R229
R204
R226
C219
R219
C217
C204
C202
C220
C213
R404
Q401
D402
R402
C403
C406
T401
C402
R216
R212
R205
S201
C401
S205
C214
Q202
Q204
Q206
C222
C208
R230
S204
R211
R210
S206
R207
D201
CN201
S207
Q205
R222
C404
IC202
IC201
R221
C210
POWER
VOLUME
–
+
MEGA BASS
HOLD
ON OFF
t
.
FM SENS
DX LOCAL
t
1
15
30
16
E
C
C
B
B
9
16
8
1
1
23
22
2
E E
E
E
E
E
E
11
(11)
1-687-585-
11
(11)
1-687-585-
SUB BOARD (SIDE A)
SUB BOARD (SIDE B)
(JOG)
A
MAIN
BOARD
(Page 7)
2
3
4
5
6
7
A
1
B
C
D
D201
B-6
D401
D-2
D402
D-3
IC201
B-3
IC202
D-4
Q202
B-4
Q203
D-5
Q204
B-4
Q205
B-6
Q206
B-4
Q401
D-3
Q402
D-3
Ref. No.
Location
r
Semiconductor
Location
10
10
SRF-M10
4-6. SCHEMATIC DIAGRAM – SUB SECTION –
Q204
Q205
Q206
Q401
Q402
D201
D401
D402
R206
R207
C208
C214
R201
R202
R203
R203
C201
C202
C203
C204
C206
C207
C209
C211
C213
R222
R225
R226
R227
C218
C219
C220
C205
C215
C216
C222
C217
R219
C210
R221
C212
R231
R232
R217
C221
BT201
R229
R208
S202
R204
R205
R209
R210
R211
R212
R213
R214
R215
R216
R233
R218
R220
R223
R228
R224
S203
S205
S206
S207
R401
C402
T401
C403
R402
R403
R404
R405
C404
C405
C406
C401
CN201
R230
Q202
Q203
S201
UNR32A000LS0
2SA2030T2L
2SB1689-T106
2SC5658T2LQ/R
2SC5658T2LQ/R
RB521S-30-TE61
MA2711100LS0
MAZS130008SO
100k
100k
100k
100k
1
4.7
6.3V
10
4V
4V
2.2
4V
0.22
4.7
6.3V
1
0.22
0.1
220k
4.7
4.7
4.7
0.1
0.1
0.1
22
4V
4V
1
4.7
6.3V
220
4V
1
2.2k
0.022
2.2k
0.022
0
0
470k
1
4.7k
1k
220k
22k
0
47k
0
47k
0
22k
47k
100k
0
0
220k
0
0
470k
1k
10p
10p
47k
100k
47k
10
0.1
10
4V
4V
0.1
1
23P
1k
2SB1689-T106
REG
XP1215-TXE
MEGA BASS
EQ SWITCH
*
*
*
*
VDD
VLOGIC
GND
AGND
H1
L1
W
1A
NC
DOUT
DIN
SCLK
CS
H0
L0
NC
VREF
PRE GND
BST SW
PRE M
UTE
AGC DET
PW GND
PRE OUTB
PRE NFB
PRE NFA
PRE OUTA
PW INA
PW
NFA
PW
NFB
PW INB
PW MUTE
VCC
OUTB
OUTC
OUTA
AGC IN
PW
INC
BST OUT
BST NF
LPF
BASE
RF OUT
VREFIN
RF IN
INA
INB
IC202
IC201
L OUT
R OUT
POWER ON1
KEY INT
L IN
DXD-LOCAL SW
R IN
AU COM
MUTE
VDD
VCC
D/D
GND
GND
GND
GND
MEGA BASS
+B
+B
CLK
CS
KEY
DATA
3V
1
5
10
15
20
23
PUSH
S204
MAX5408EEE-T
TA2160FN(EL)
AEP
E,CH
AEP
E,CH
E,CH
*R206,207
*C208,214
47k
2.2k
0.1
1
LOG TAPER
DIGITAL
POTENTIOMETERS
(D/A)
PRE/HEADPHONE AMP
Q204-206
+B SWITCH
Q401,402
DC/DC CONVERTOR
(JOG)
HOLD
MEGA BASS
VOLUME -
VOLUME +
POWER
ON
OFF
FM SENS
DX LOCAL
W
OA
8
11
SRF-M10
r
IC BLOCK DIAGRAMS
IC101 TA2154AFN-EL
IC201 MAX5408EEE-T
12
13
14
19
15
FM/TV
MIX
8
9
10
TV RF IN
VCC
FM IF IN
AM IF IN
QUAD
DET OUT
MPX IN
LPF IN
R OUT
GND
1
4
2
3
5
6
FM FR IN
RF GND
FM MIX
AM MIX
AGC
7
AM
MIX
SW
FM/AM/TV
PW SW
1/2
FM
OSC
TV
OSC
1/8 OR
1/16
AM
DET
LEVEL
DET
FM MPX
FM
DET
AM
OSC
AGC
18
17
16
20
TV FM OSC
AM RF IN
OSC OUT
TV RF OUT
FM RF OUT
AM BYPASS
AM OSC
MODE2
MODE1
IF REQ
IF COUNT
LPF2B
LPF2A
L OUT
RFVCC
30
29
27
28
23
24
25
26
22
21
11
BUFF
IF BUFF
BUFF
BUFF
FM IF
AM IF
AF
TV RF
FM RF
8
NC
7
6
5
4
3
2
1
9
10
11
12
13
14
15
16
WOA
L0
H0
CS
SCLK
DIN
DOUT
NC
W1A
L1
H1
AGMD
GND
VLOGIC
VDD
12
SRF-M10
IC202 TA2160FN (EL)
12
13
14
19
15
8
9
10
PRE OUT B
BST SW
PW INA
PW NFB
PW INB
PW MUTE
PRE MUTE
AGC DET
PW GND
PW NFA
1
4
2
3
5
6
PRE NFB
PRE NFA
PRE OUT A
VREF
PRE GND
7
RF & REF
BST SW
AGC DET
AGC
18
17
16
20
LPF
VREF IN
BSF NF
IN B
IN A
RF IN
BASE
BST OUT
PW INC
AGC IN
OUT A
OUT C
OUT B
VCC
RF OUT
30
29
27
28
23
24
25
26
22
21
11
PRE B
PRE A
BST
PW A
PW B
PW C
Note on Printed Wiring Boards:
• X : parts extracted from the component side.
•
•
r
: Through hole.
Caution:
Pattern face side:
Parts on the pattern face side seen from the
(Side B)
pattern face are indicated.
Parts face side:
Parts on the parts face side seen from the
(Side A)
parts face are indicated.
• Abbreviation
CH
: Chinese
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in Ω and
1
/
4
W or less unless otherwise
specified.
• A : B+ Line.
• Power voltage is dc 1.5V and fed with regulated dc power
• Power voltage is dc 1.5V and fed with regulated dc power
supply from battery terminal.
• Voltages are dc with respect to ground under no-signal
(detuned) conditions.
no mark : FM
no mark : FM
• Signal path.
F
: FM
Click on the first or last page to see other SRF-M10 service manuals if exist.