Read Sony NW-MS6 Service Manual online
17
NW-MS6
Note on Printed Wiring Boards:
•
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
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.
5-3.
NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS
• Lead Layouts
surface
Lead layout of conventional IC
CSP (chip size package)
• MAIN board and SUB board are six-layer printed boards.
However, the patterns of layers 2 to 5 have not been included
in these diagrams.
in these diagrams.
*
Replacement of C5000, IC5600, IC7001and IC8000 used
in this set requires a special tool.
in this set requires a special tool.
• The voltage and waveform of CSP (chip size package)
cannot be measured, because its lead layout is different
form that of conventional IC.
form that of conventional IC.
Note on Schematic Diagram:
• All capacitors are in
• All capacitors are in
µ
F unless otherwise noted. pF:
µµ
F
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.
•
%
: indicates tolerance.
•
A
: B+ Line.
• Power voltage is dc 1.2 V and fed with regulated dc power
supply from battery terminal.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
• no mark : PLAYBACK
(
) : when USB connection
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F
: PLAYBACK
E
: Check-out
j
: Check-in
*
Replacement of IC5000, IC5600, IC7001and IC8000
used in this set requires a special tool.
used in this set requires a special tool.
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