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HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
3
3
HCD-HDX265/HDX266/HDX267W/HDX465/HDX466/HDX665
2.
DIAGRAMS
•
Note for Printed Wiring Boards and Schematic Diagrams
•
MAIN board is multi-layer printed board.
However, the patterns of intermediate-layer have not been in-
cluded in diagram.
However, the patterns of intermediate-layer have not been in-
cluded in diagram.
•
Indication of transistor
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.
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.
•
B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : TUNER
(
under no-signal conditions.
no mark : TUNER
(
) : DVD PLAY
•
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.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
F
: AUDIO
J
: CD/DVD PLAY
f
: TUNER
i
: AUDIO IN
E
: VIDEO
Note on Printed Wiring Board:
•
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.)
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.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
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