Sony ICD-B25 Service Manual ▷ View online
ICD-B25
16
16
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
15
F-SW BOARD (SIDE A)
FOLDER
DISPLAY
ERASE
STOP
MENU
R704
R702
DRY BATTERY
SIZE"AAA"
(IEC DESIGNATION LR03)
2PCS,3V
R706
TP506
TP511
TP507
TP509
TP508
TP504
TP512
TP513
TP510
TP501
TP502
R707
R701
R506
C512
C510
R504
R507
R519
R509
C513
R512
R508
R515
Q504
C514
R705
R703
S705
A-B
REPEAT
S702
S706
S701
S707
S704
S703
1
1
2
3
6
5
4
2
3
IC507
1-680-351-
(12)
12
INDEX
3-8. PRINTED WIRING BOARD — F-SW SECTION —
: Uses unleaded solder.
IC507
G-2
Q504
H-2
• Semiconductor
Location
Ref. No.
Location
ICD-B25
17
17
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
15
F-SW BOARD (SIDE B)
MAIN
BOARD
CN703
1
D702
D701
C506
C504
C517
L502
C507
R523
R524
3
2 1
15
1
30
16
4
5
R521
D502
C505
C509
C503
C518
IC505
CN501
IC502
IC508
IC506
IC504
12
3
4
5
Q503
S
D
G
12
3
4
A
K
5
12
3
4
5
45
1
2
3
3
1-680-351-
(12)
12
(BACK LIGHT)
: Uses unleaded solder.
D502
E-3
D701
E-6
D702
G-6
IC502
H-5
IC504
G-3
IC505
G-4
IC506
F-3
IC508
D-3
Q503
D-3
• Semiconductor
Location
Ref. No.
Location
(Page 11)
ICD-B25
18
18
1
A
B
C
D
E
F
G
H
2
3
4
5
6
7
8
9
10
11
12
13
P-SW BOARD (SIDE A)
PAUSE
/X
R722
R721
W706
W704
W701
W705
W703
W702
W707
R725
R723
R724
R726
S721
S722
S723
S724
S725
ON OFF
–
/.
S726
1-680-352- (12)
12
1-680-352- (12)
12
MAIN
BOARD
MAIN
BOARD
3
2
+
/>
(SELECT)
/B • x
PUSH B
PLAY/STOP
(ENTER)
PLAY/STOP
(ENTER)
P-SW BOARD (SIDE B)
REC/STOP
HOLD
3-9. PRINTED WIRING BOARD — P-SW SECTION —
: Uses unleaded solder.
(Page 11)
(Page 11)
ICD-B25
19
19
3-10. SCHEMATIC DIAGRAM — P-SW SECTION —
S726
S725
R724
R723
R726
R725
R722
R721
S724
S723
S722
S721
W707
W702
W703
W705
W701
W704
W706
(Page 14)
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