Sony ZS-RS70BT, Service Manual

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ZS-RS70BT/RS70BTB
ZS-RS70BT/RS70BTB
29 29
For Schematic Diagrams.
Note:
• All capacitors are in
μ
F unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
• All resistors are in
Ω
and 1/4 W or less unless otherwise
speci fi ed.
•
f
: Internal component.
•
C
: Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
•
A
: B+ Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : DAB/FM
< > : AM
( ) : CD PLAY
[ ] : Bluetooth
• Voltages are taken with VOM (Input impedance 10 M

).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: DAB/FM
f
: AM
J
: CD PLAY
L
: AUDIO IN
N
: Bluetooth
E
: USB
• Abbreviation
E41
: Bolivian, Chilean, Paraguayan, Peruvian and
Uruguayan models
E92 : Venezuelan, Panamanian, Honduran,
Guatemalan, Colombian, Costa Ri-ca,
Dominican, Ecuadorean and El Salvador
models
MX : Mexican model
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
•
Y
: Parts extracted from the conductor side.
•
f
: Internal component.
• : Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Indication of transistor.
C E B
These are omitted.
B
These are omitted.
C E
Q
• Abbreviation
E41
: Bolivian, Chilean, Paraguayan, Peruvian and
Uruguayan models
E92 : Venezuelan, Panamanian, Honduran, Guatemalan,
Colombian, Costa Ri-ca, Dominican, Ecuadorean and
El Salvador models
MX : Mexican model
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A) Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Caution:
Pattern face side:
(Conductor Side)
Parts face side:
(Component Side) Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
• Circuit Boards Location
RC-S711 (NFC)
Bluetooth module (BT1)
JACK board
LED (NFC) board
SOFT board
CONNECTOR board
CD board
POWER board
MAIN board
KEY A board
KEY (VOL) board
TUNER board (RS70BT)/
DAB board (RS70BTB)
The components identi fi ed by mark
0
or dotted line with mark
0
are critical for
safety.
Replace only with part number speci
fi ed.