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Schema tic Diagram
of RC-550L/LB
(Amplifier)
6
e e
/
8
9
10
PEAK
INDICATOR
Gaon
ae
X101
apuesCOesiES a=
r---
J101
MIC
che
114 FAT 2 2 50V
VMME
62N-
017
woe
fea
ae
R125
a
680k
QS
&S
Oo
O
a
==
ee
=e
EQS
53
"a
|
al
I
Soe
ea
Sa ee
ol
sf
op
ttaa ? CIS) Ae OO
oan}
— Do Hie
Sp
R/P
148 ]19
k
HE ADI
NOOPT | C149
(\
a
R145 120k
RC-550L/LB
|
|
|
|
|
|
D107,108
5
|
HV80> 2
a.
No
Pt
BIS
be. Play
SF-5
SF-4
|--aft
m k
3105
I
mle
J
V=TSE2RDPB (Motor)
UM-x8
]
Be
i
-
7OV_
11,8V
i
Sse ee pean
WOACE 4 240V
LY
ay
700.8 70%"
KN
73, 100] J I
X106
X108.
[O14 415
ASELEGTOR § fi
|
(ct Beat Cut
OAR:
=|
|
25C828(R)
2SD468(Cy
2932
T WHT
1
ie
oS
a
jo
ol
C
o
I
las
r
ol
A
90k
=
S
|
JOST
|
2
os [eas
S s
2] |
|
i
Se
iS sas
=
|
|
©
O
OO
ro oH
Pal
=
oO
o
|
G |
:
23 SOYS S
J
|
E
Px110
|
HEAD,
F—=— x a! 25D468(C)
ieee
eo eo
eee
ee
ee
oe
eg
Seog.
ONC
H27C
PORES
SOURCE
FW.B
25D468(C)
150P
ey eee
[Bis CSCILATOR
Note: 1. SA-1~9 (PLAY/RECORD) are in PLAY position.
10.
SF-5 (PAUSE) is in OFF position.
2. SB-1~8 (TAPE/RADIO) are in TAPE position.
11.
SG-1 & 2 (CrO2/NORMAL) is in NORMAL position.
3. SC-1~3 (AUTO/MANUAL) are in MANUAL position.
12.
SH-1 & 2 (DIN) are in OFF position.
4. SD-1&2 (MIXING) are in OFF position.
13.
Voltages are measured by electronic voltmeter at no
5. SE-1 (MEMORY)
is in ON position.
signal, in par. values are in recording mode.
6. SF-1 (COUNTER) is in OFF position.
14.
Resistors which symbolic marks are surrounded with
7. SF-2 (REWIND) is in OFF position.
rectangulars are printed carbon resistors.
Fig.
4
8. SF-3 (MAIN) is in ON position.
15.
Shaded parts show safety assurance parts.
ig. 42
9. SF-4 (PLAY) is in ON position.
-~17-—
No. 1384
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