3-3. SCHEMATIC
DIAGRAM
Note
on
Schematic
Oiagram:
Note:
• All
capacitors
are
in
µF
unless
otherwise
noted.
pF:
µµF
50WV
or
less are
not
indicated
except
for etectrolytics
and
tantalums.
•
All
resistors are
in
n
and
1/
4
W
or
less
unless
otherwise
specified.
• -E9-: fusible resistor.
Note:
The
components
identi-
fied
by
mark
L'ß
or
dot-
ted
line
with
mark
Lß
a
re
critical
for
safety.
RepJace
only
with
part
number
specified,
Note:
Les
composanJs identifi_e~ par
une
marque
msont
crit1ques
pour
la
securitel.
Ne
les
remplacer
que
par
une
piE!ce
portant
le
numero
sp0ci-
fi6.
• c::::J:
adjustment
for
repair.
•
Voltage
and
waveforms
are
de
with
respect
to
ground
under
no-signal
{detuned)
conditions.
no
mark
: STOP
e:
REC
• Voltages are
taken
with
a VOM (Input
lmpedance
1
OM
Q
).
Voltage
variations
may
be
noted
due
to
normal
produc-
tion
tolerances.
D
PB
(DECK Al
D
PB
(DECK
BI
0)
REC (DECK
BI
-11-
1
A
B
C
D
E
F
G
H
J
K
L
M
N
0
p
2
3
1 [
KEY
BOARD
l
4
-
-------
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R8'9
820
390
5$17
S815
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ANS/
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BLANK
SKIP
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R8SS
R850
12•
S,
6•
IK
12k
1
4--Q-RELAY
OFF<t-A
+C:
s302
looLBY
NRI
Hl'6!-fSPEED
CD
SYNCHRO
A.MS/B
FWD
REV
FWD
REV
PAUSE
REC
S805
li.J
S804
i..J
5803
S802
$801
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1
[MD-ABOARD(l/2))
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CNf'81A
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ll'H)
l!llD.1
~PC4570C- I
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cG
AMP
PLAYBACK
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1
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RSU 220 1
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LEVEL
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BIAS
REG
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R3~ R3~
Rl.~
m~
R36~
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R3~ R3~
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A3~~
Al~
R3~
R3S~
Al~
Al~
R332
20~
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SOLENOID
KICK
m
15
m
0302
AM$l8S
CONTROLLER
OH
,---------,
L~
lf
608~
1~--Y1~'\11't13:11111I1ol
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A I C
X4 X6 X X7 X5
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m
17
18
RESET
+12V
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SYSCON
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19
mil!II
M5F7B07
VOLTAGE
REG
20
21
22
----------
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-----------
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FR
R705
150
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FR
c;i;m
BA3308
AGC
AMP
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SYSCON
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(-1
ODBSJ
OUTPUT L
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1
ODBSJ
AUDIO 8
OUTPUT R
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ODBSI
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------------
-
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:
GI
_______
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1
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Rl32 18k
Rl33
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Rl30 / 1
--6.8
MC140538CP
1
SWITCH
Rl29
Cl24
~~
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.+-+-t--+-
lt-f-41=
,=,.1-,1
2 I.O
100k
l:t125
In
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0101,201
LINE
MUTE
,-++++---+-t-J---1-t---.,:::r--'<>M•~IO~µSO)fri.j-~
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AMP
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c224
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22
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7"1:
56p
5
o
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R320 N „ L
J.,,
4
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10µ50V
C225
. 22~
R233
i'I
~
1
22k
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RNJ
R230
100
R232
I.Bk
m
R225
0201 1 \,0
1,
B•
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1
1
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0102,202
RE{ORO
MIJTE
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DOLBt
8/{
-14-
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