Sony CFD-Z500 / CFD-Z550 Service Manual ▷ View online
CT1-1,L1
FM TRACKING
CT1-4,L4
AM FREQUENCY
COVERAGE
CT1-2,L2
FM FREQUENCY
COVERAGE
CT1-3,L3
AM TRACKING
T2
AM IF
T1
FM IF
5-8. SCHEMATIC DIAGRAM — MAIN SECTION — • Refer to page 26 for Note on Schematic Diagram.
• Refer to page 39 for IC Block Diagrams.
– 29 –
– 30 –
CFD-Z500/Z550
(Page 24)
(Page 33)
(Page 36)
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
S801
CD DOOR
OPEN/CLOSE
( )
=
p
=
CFD-Z550
CFD-Z550
(TIME SET)
( )
( )
5-9. PRINTED WIRING BOARDS — CONTROL SECTION — • Refer to page 16 for Circuit Boards Location.
CFD-Z500/Z550
– 31 –
– 32 –
(Page 27)
(Page 21)
D810
G-8
D811
G-6
IC801
C-8
IC802
B-13
IC803
I-10
IC804
D-4
Q801
G-6
D801
D-14
D802
F-5
D803
D-3
D804
D-3
D805
D-3
D806
D-3
D807
G-9
D808
G-9
D809
G-8
• Semiconductor Location
Ref. No.
Location
Ref. No.
Location
Note:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
5-10. SCHEMATIC DIAGRAM — CONTROL SECTION — • Refer to page 40 for IC Block Diagrams.
– 33 –
– 34 –
CFD-Z500/Z550
(Page 24)
(Page 30)
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
• 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.
•
C
: panel designation.
•
U
: B+ Line.
• Power voltage is dc 9 V and fed with regulated dc power
supply from battery terminal.
• Voltage is dc with respect to ground under no-signal
(detuned) condition.
no mark : FM
(
no mark : FM
(
) : AM
<
> : CD (STOP)
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
5-11. PRINTED WIRING BOARDS — POWER SECTION — • Refer to page 16 for Circuit Boards Location.
CFD-Z500/Z550
– 35 –
– 36 –
5-12. SCHEMATIC DIAGRAM — POWER SECTION —
TOTAL CURRENT
PB(TAPE) : 200mA
FF/REW : 220mA
REC : 230mA
FM : 170mA
AM : 160mA
PB(CD) : 400mA
STOP(CD) : 200mA
PB(TAPE) : 200mA
FF/REW : 220mA
REC : 230mA
FM : 170mA
AM : 160mA
PB(CD) : 400mA
STOP(CD) : 200mA
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
WHT
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
3PCS, 4.5V
DRY BATTERY
SIZE "AA"
(IEC DESIGNATION R6)
3PCS, 4.5V
DRY BATTERY
SIZE "D"
(IEC DESIGNATION R20)
3PCS, 4.5V
WP1
MAIN BOARD
CNB305
04
POWER TRANSFOMER
( )
( )
( )
(Page 27)
(Page 30)
Note on Printed Wiring Boards:
• X
: parts extracted from the component side.
• b
: Pattern from the side which enables seeing.
Ref. No.
Location
D901
D-3
D902
D-4
D903
D-3
D904
D-4
D906
E-2
D907
E-2
D908
E-2
• Semiconductor
Location
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. pF: µµF
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
•
C
: panel designation.
•
U
: B+ Line.
• Total current is measured with no cassette installed.
Note:
The components identi-
fied by mark
The components identi-
fied by mark
!
or dotted
line with mark
!
are criti-
cal for safety.
Replace only with part
number specified.
Replace only with part
number specified.
Note:
Les composants identifiés par
une marque
Les composants identifiés par
une marque
!
sont critiques
pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
Click on the first or last page to see other CFD-Z500 / CFD-Z550 service manuals if exist.