Printed Wiring Boards - Main/Jack/Power/Inlet Boards - Sony ICF-M770L Service Manual

ICF-M770L/M770S/M770SL
5-3. PRINTED WIRING BOARDS – MAIN/JACK/POWER/INLET Boards – •
1 2 3
L5
L5-1
MW/LW FERRITE-ROD
(M770S/M770SL) MW FERRITE-ROD
ANTENNA
ANTENNA
A
MAIN BOARD
B
R10
Q1
C4
(M770L)
JC5
JW13
L3
Q3
C
C11
JW17
C10
C7
CT2
JW12
C18
JW18
CT1
(M770S/M770SL)
(M770L)
C23
(M770L)
1A
K
JC14
D
2A
R14
D2
M770S/
C12
Q6 C13
M770SL
C19
JW20
1A
C59 (M770SL)
C73
(M770L)
2A
R11 D1
M770S/
R13
M770SL
L10
C16 C14
(M770L)
E
L9
Q7
L8
M770S/
M770SL
L11
M770S/
JC1 JC8
RV1 M770SL
VOL
Q4
C67
CT3
R24
F
JC3
M770S/
M770SL
C44 JW22
JC11
Q9
C56
R25
1
G
JW9
JW8
JW7
C62
+
A
H
(Page 12)
RV2
TONE
C46
I
C47
I
See page 9 for Circuit Boards Location.
4 5 6
L5-2
LW FERRITE-ROD
ANTENNA
(M770L)
(M770L)
R7
(M770S/M770SL) L16
A K
R3 1
JC6
L15
D8
Q5 R5
2
C3
L2
L1
R29
3
CT4
+
L12
C8
BPF1
15
JW16
L13
Q2
JW4
R34 C50
C33
K A D6
L7
JW5
R18 C27
TP
(VT) D7
R20
K A L14
JW19 C61
C29
R15
Q8
C20
+
K
1
JC15
C35
R27
C65
C36
JW21
CF4
(M770L)
C66
15
• Semiconductor Location
KEY
BOARD
Ref. No. Location Ref. No. Location
D1 E-3 Q1 B-3
D2 D-2 Q2 C-4
D5 C-10 Q3 C-2
D6 C-5 Q4 F-3
D7 D-5 Q5 B-4
D8 B-6 Q6 D-2
D9 C-9 Q7 E-2
D201 C-11 Q8 D-5
D202 C-11 Q9 G-2
D203 D-11 Q10 B-9
D204 D-11 Q11 D-9
D205 D-13 Q12 C-9
D206 D-13 Q201 D-12
IC1 D-7
7 8 9
C37
R28
Q10
T1
CF3
CF2
A
K
16
C38
CF1 D9
K
A
Q12
K
C57 R32
Q11
IC1
C41
C42
C43
C55
C54
C45
C32
C58
R33
1
C51
30
C48
L6
5
1-684-571-
INLET BOARD
J301
~
AC IN
1 4
10 10
10 11 12
ANT1
TP
(ANT)
D5
K/A
JACK BOARD
D201
D202
D203
Q201
D204
J201
v
C203
1 4
11
(11)
POWER BOARD
T202
POWER
TRANSFORMER
11
(11)
13 14 15
1
C204
5
SP1
1 3
11
1-684-568-
(11)
1 3
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
4PCS. 6V
1-684-569-
11
(11)