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Onkyo DX-C300 Service Manual

Onkyo DX-C300
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1p)
Cexielt)
IC
BLOCK
DIAGRAM
AND
DESCRIPTIONS
Q102
CXA1081S
(RF
Amp)
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ee
CEL
BS
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8
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2
oe
38
38
fm
Ear
z
=f
N
Fy
a
b88
by
>
2
:
£
g
-
or
ap
Fa
g
5
Pin
No.
|
Symbol
Function
Pin
No.
|
Symbol
Function
|
Input
terminal
of
output
signal
of
RE
summing
-
a
\
ET
eee
Ace
tae
cougling
epacttar
16
|
CC1_
|
Defect
bottom
hold
output
terminal
2
RFO
|
Output
terminal
of
RF
summing
amplifier
17
Vex
|
Negative
power
supply
terminal
j
ie
Input
terminal
of
RF
summing
amplifier
1g
|
FE
BIAS!
Nominversion
bias
terminal
of
focus
error
amplifier
sah
feedback
}
CMR
adjustment
of
focus
error
amplifier
a
:
a
|
S|
Sue
eee
Switchii
|
of
P-SUB/N-SUB
of
|
4
PINS
gs
!
of
ED:
19
FE
|
Output
termina
of
focus
error
amplifier
5
LD
Output
terminal
of
APC
LD
amplifier
20
TE
Output
terminal
of
tracking
error
amplifier
6
PD
Input
terminal
of
APC
PD
(Pin
diode)
amplifier
21
DEFECT}
Output
terminal
of
defect
comparator
Inversion
input
terminal
of
RF
I-V
amplifier
(1)
ig
é
7.)
api’.
|
dovetsion
input
terminal
Sf
RE
22
|
MIRR
|
Output
terminal
of
mirror
comparator
|
pp2__|
Inversion
input
terminal
of
RF
I-V
amplifier
(2)
|
93
cp
|
Connection
terminal
of
capacitor
for
mirror
Connect
to
B+D
of
PIN
diodes,
3
hold
Non-inversion
input
of
mirror
comparator
;
Connection
terminal
of
capacitor
for
defect
9
vc
Connect
to
GND.
24
cB
bottom
hold
Inversion
input
terminal
of
F
-V
amplifier
f
40.
F
|
Connect
to
F
of
PIN
diode.
28:
|
PGND.
(Connect
-to.GND.
M1
|,
Javetsion
input
terminal
of
E:L-V
amplifier
26
|
ASY
|
Auto
asymmetry
control
input
terminal
12
EO
Output
terminal
of
E
I-V
amplifier
27
EFM
Output
terminal
of
EFM
comparator
Feedback
input
terminal
of
E
I-V
amplifier
P
13
EL...
|Qoees
couteen
ore
ey
aaohine:
28
|
FOK
|
Output
terminal
of
FOK
comparator
14
VR
|
DC
voltage
output
terminal
of
(Vee
+
Vve)/2
29
|
LD
ON
|
ON/OFF
switching
terminal
of
laser
diode
Input
terminal
from
defect
bottom
hold
output
oe
ee
be
15
CC2
|
signal
via
the
coupling
capacitor
30
Vec
|
Positive
power
supply

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Instruction Manual15 pages

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Onkyo DX-C300 Specifications

General IconGeneral
BrandOnkyo
ModelDX-C300
CategoryCD Player
LanguageEnglish

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