29
29
CDP-M400CS
CDP-M400CS
SECTION 6
DIAGRAMS
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is
printed in each block.)
• Circuit Boards Location
LED board
MAIN board
IR-IN board
TRANS board
D. MOTOR board
JOG board
BD board
DOOR SW board
T. SENS board
KEYBOARD board
D. SENS
(OUT) board
DISP board
D. SENS (IN) board
LOADING SW board
L. T. MOTOR board
LOCK SW board
For Schematic Diagrams.
Note:
• All capacitors are in
µ
F 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
specified.
•
f
: internal component.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
•
H
: adjustment for repair.
• Voltages and waveforms are dc with respect to ground un-
der no-signal (detuned) conditions.
no mark : STOP
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
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
c
: digital out
• Abbreviation
CND
: Canadian model
Note:
The components identi-
fied by mark
0
or dot-
ted line with mark
0
are
critical for safety.
Replace only with part
number specified.
Note:
Les composants identifiés
par une marque
0
sont cri-
tiques pour la sécurité.
Ne les remplacer que par une
piéce por tant le numéro
spécifié.
For Printed Wiring Boards.
Note:
•
X
: parts extracted from the component side.
•
Y
: parts extracted from the conductor side.
•
a
: Through hole.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
• Indication of transistor
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.
Q
C
These are omitted
E
B
C
These are omitted
E
B
– BD Board –
500 mV/DIV, 1
µ
s/DIV
1 V/DIV, 20 ns/DIV
3.8 Vp-p
59 ns
1
IC104
yd
XO
2
IC103
qg
(RFAC)
1.3 Vp-p
200 mV/DIV, 20 ms/DIV
3
IC101
ra
TE
(PLAY)
1.65 V
Approx 500 mVp-p (PLAY)
2.1 Vp-p
7.5
µ
s
200 mV/DIV, 4 ms/DIV
4
IC101
el
FE
1 V/DIV, 4
µ
s/DIV
5
IC101
wg
MDP
1.65 V
Approx 500 mVp-p (PLAY)
• Waveforms
3.5 Vp-p
62.5 ns
1 V/DIV, 20 ns/DIV
6
IC501
ek
X2
– MAIN Board –
Summary of Contents for CDP-M400CS Operating Instructions (CDPM400CS)
Page 69: ...69 CDP M400CS MEMO ...
