Sony ZS-SN10 Service Manual page 15

• Note for Printed Wiring Boards and Schematic Diagrams
Note on Printed Wiring Board:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
W : indicates side identified with part number.
•
: internal component.
f
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side: Parts on the pattern face side seen from
(Conductor Side) the pattern face are indicated.
Parts face side: Parts on the parts face side seen from
(Component Side) the parts face are indicated.
ZS-SN10
Note on Schematic Diagram:
• All capacitors are in µF unless otherwise noted. (p: pF)
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in Ω and
1
/ W or less unless otherwise
4
specified.
•
: internal component.
f
• C : panel designation.
Note:
Note:
Les composants identifiés
The components identi-
fied by mark 0 or dot- par une marque 0 sont cri-
ted line with mark 0 are tiques pour la sécurité.
critical for safety. Ne les remplacer que par une
piéce por tant le numéro
Replace only with part
spécifié.
number specified.
• A : B+ Line.
• H : adjustment for repair.
• Power voltage is dc 4.5V and fed with regulated dc power
supply from pin 1 and 2 of CN902 on the BATTERY 1
board, and from pin 3 and 2 as well.
no mark : FM
〈〈 〉〉 : AM
( ) : CD PLAY
• Voltages are taken with a VOM (Input impedance 10 MΩ).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
f : AM
J : CD PLAY
j
: LINE IN
• Abbreviation
AUS : Australian model
CND : Canadian model
KR : Korean model
MX : Mexican model
SP : Singapore model
TH : Thai model
TW : Taiwan model
• Circuit Boards Location
CONTROL (1) board
LCD board
POWER board
BATTERY 1 board
15 15
CD board
CONTROL (2) board
MAIN board
H/P board
BATTERY 2 board
ZS-SN10
Ver. 1.1
TUNER board