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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 Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
: Through hole.
a
•
: 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 B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(SIDE A)
the parts face are indicated.
• Indication of transistor.
C
Q
These are omitted.
B
E
CDX-H910UI/HR910UI
SECTION 4
DIAGRAMS
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 W or less unless otherwise
specifi ed.
•
: internal component.
f
• C : panel designation.
Note:
Note:
The components identi-
Les composants identifi és
fi ed by mark 0 or dotted
par une marque 0 sont
line with mark 0 are criti-
critiques pour la sécurité.
cal for safety.
Ne les remplacer que par
Replace only with part
une piéce portant le nu-
number specifi ed.
méro spécifi é.
• A : B+ Line.
• B : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : FM
(
) : AM or MW
[
] : LW
<
> : CD PLAY
• Voltages are taken with 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.
J
: CD PLAY
: FM
F
f
: AM or MW/LW
L
: AUX
g : BUS AUDIO
c
: USB
• Waveforms
– MAIN Board –
IC101
(XT0)
2.2 Vp-p
8.664 MHz
1 V/DIV, 50 ns/DIV
IC1
(XTAL1)
50 mVp-p
4 MHz
20 mV/DIV, 100 ns/DIV
IC501
(X_IN)
3 Vp-p
32.768 kHz
1 V/DIV, 10 μs/DIV
IC501
(OSC_OUT)
3.5 Vp-p
7.92 MHz
1 V/DIV, 50 ns/DIV
17
17
CDX-H910UI/HR910UI
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