Sony HCD-FR1 Service Manual page 8

HCD-FR1/FR8/FR9
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THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
For schematic diagrams.
Note:
• 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 /
4
specified.
f
• : internal component.
• C : panel designation.
Note:
Note:
The components identi- Les composants identifiés
par une marque 0 sont cri-
fied by mark 0 or dot-
ted line with mark 0 are tiques pour la sécurité.
Ne les remplacer que par une
critical for safety.
piéce por tant le numéro
Replace only with part
number specified. spécifié.
• A : B+ Line.
• B : B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
• Voltages and waveforms are dc with respect to ground in
service mode.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
no mark : DVD STOP
• ( TE ) : CD STOP
L 13942296513
• Circled numbers refer to waveforms.
• Signal path.
F
: AUDIO
J
: CD PLAY
c
: DVD PLAY
d : TUNER
L
: VIDEO
i
: OPTICAL DIGITAL IN
h
: VIDEO IN
a
: CHROMA
d
: Y
r : COMPONENT VIDEO
e
: AUX IN
I
: SACD PLAY
q
: R, G, B
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8
http://www.xiaoyu163.com
W or less unless otherwise
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For printed wiring boards.
Note:
• X : parts extracted from the component side.
• : Through hole.
a
• b : 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
(Side A) the pattern face are indicated.
Parts face side: Parts on the parts face side seen from
(Side B) the parts face are indicated.
• Indication of transistor.
B C E
These are omitted
C
Q
These are omitted
B E
Q Q
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