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. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
• All resistors are in
and
1
/
W or less unless otherwise
4
specified.
•
: internal component.
¢
• C : panel designation.
Note:
Note:
The components identi-
Les composants identifiés par
fied by mark ! or dotted
une marque ! sont critiques
line with mark ! are criti-
pour la sécurité.
Ne les remplacer que par une
cal for safety.
piéce por tant le numéro
Replace only with part
spécifié.
number specified.
• U : B+ Line.
• V : B– Line.
• H : adjustment for repair.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : STOP
• Voltages are taken with a VOM (Input impedance 10 M ).
Voltage variations may be noted due to normal produc-
tion tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal produc-
tion tolerances.
• Circled numbers refer to waveforms.
• Signal path.
J
: CD
c : digital out
• Abbreviation
CND : Canadian model
AUS : Australian model
For printed wiring boards.
Note:
• X : parts extracted from the component side.
• Y : parts extracted from the conductor side.
•
®
: Through hole.
• 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 the
(Side B)
pattern face are indicated.
Parts face side: Parts on the parts face side seen from the
(Side A)
parts face are indicated.
• Indication of transistor
C
Q
These are omitted
B
E
B
C
E
These are omitted
– 25 –
WAVEFORMS
1
3.1Vp-p
16.9MHz
IC101 ^¶ XTAI
2
1.2Vp-p
(PLAY)
IC101 %¡ RF AC
3
2.5V
APPROX 500mVp-p (PLAY)
IC101 $¡ TE
4
2.5V
APPROX 200m Vp-p (PLAY)
IC101 #ª FE
5
2.4Vp-p
7.5 sec
IC101 @§ MDP
6
3.8Vp-p
10MHz
IC501 !™ EXTAL
– 26 –
CDP-CX300/CX350/CX691