Sony CFD-S26 Service Manual ▷ View online
CFD-S26
41
41
IC B/D
• Voltage and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
no mark : FM
(
) : PB
<
> : REC
[
] : CD PLAY
6-24. SCHEMATIC DIAGRAM — MAIN SECTION (4/4) (NEW TYPE) — • Refer to page 22 for Common Note on Schematic Diagrams and page 47 for IC Block Diagrams.
(Page 39)
• Waveform
4Vp-p
1
Q301
C
(REC)
0.1V/div 5µsec/div
19.5µsec
CFD-S26
42
42
1
A
B
C
D
E
F
G
H
I
2
3
4
5
6
7
8
9
10
11
12
13
14
15
1-679-966-
1-679-968-
14
(14)
14
(14)
14
(14)
CONTROL (1) BOARD
CONTROL (2) BOARD
CONTROL (3) BOARD
2
MAIN BOARD
CNP805
–
VOLUME
+
6
CD
RADIO BAND •
AUTO PRESET
TAPE
>10
0/10
9
OPR/BATT
MODE
DISPLAY
ENT •
MEMORY
x
8
POWER
SLEEP
7
5
4
3
1
2
MEGA BASS
1-679-967-
>
+
.
–
N X
( TEST B
)
TUNE
( )
(TEST A)
D451
H-11
• Semiconductor
Location
Ref. No.
Location
6-25. PRINTED WIRING BOARDS — CONTROL SECTION (NEW TYPE) — • Refer to page 19 for Circuit Boards Location and page 22 for Common Note on Printed Wiring Boards.
(Page 37)
CFD-S26
43
43
6-26. SCHEMATIC DIAGRAMS — CONTROL SECTION (NEW TYPE) — • Refer to page 22 for Common Note on Schematic Diagrams.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
no mark : FM
(Page 39)
CFD-S26
44
44
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
T901
POWER
TRANSFORMER
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
3PCS, 4.5V
DRY BATTERY
SIZE " D "
(IEC DESIGNATION R20)
3PCS, 4.5V
E4,SP,AUS,AR
MODEL
BATTERY TERMINAL (2) BOARD
BATTERY TERMINAL (1) BOARD
POWER (1) BOARD
POWER (2) BOARD
VOLTAGE SELECT
BOARD
BOARD
3
MAIN BOARD
KH321
1-679-969-
1-679-970-
1-679-964-
14
(14)
1-679-965-
WHT
WHT
E4 MODEL
VOLTAGE
SELECTOR
220-240V
110-120V
S901
BLK
RED
WHT
WHT
RED
RED
BLK
RED
RED
US,E92,MX MODEL
1-679-965-
1-682-250-
14
(14)
14
(14)
14
(14)
D901
H-2
D902
H-1
D903
I-2
D904
I-1
• Semiconductor
Location
Ref. No.
Location
6-27. PRINTED WIRING BOARDS — POWER SUPPLY SECTION (NEW TYPE) — • Refer to page 19 for Circuit Boards Location and page 22 for Common Note on Printed Wiring Boards.
(Page 37)
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