ICF-S10MK2 (serv.man2) - Sony Audio Service Manual (repair manual). Page 14

1

ICF-S10MK2

•

In this set, MAIN board has been changed in the midway of production.
Printed wiring board and schematic diagram of new type, and changed
parts list are described in this supplement-1.
Refer to original service manual for other information.

E Model

Australian Model

Discriminate between former type and new type by the D2 is mounted or not mounted.

Note on Printed Wiring Board:
•

X

: parts extracted from the component side.

•

W

: indicates side identified with part number.

•

f

: internal component.

•

: Pattern from the side which enables seeing.

(The other layers' patterns are not indicated.)

Note on Schematic Diagram:
• 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

specified.

•

f

: internal component.

•

C

: panel designation.

•

A

: B+ Line.

•

H

: adjustment for repair.

• Power voltage is dc 3 V and fed with regulated dc power

supply from battery terminal.

• Voltages and waveforms are dc with respect to ground in

no-signal (detuned) conditions.
no mark : FM
(

) : AM

• Voltages are taken with a VOM (Input impedance 10 M

Ω

).

Voltage variations may be noted due to normal produc-
tion tolerances.

• Signal path.

F

: FM

f

: AM