Technics RS-M5 - Page 11

25 24
23
22
21
20
19
18
U7
16
15
10
g
8
]
WIRING
CONNECTION
DIAGRAM
Q302
2SC1846
ERASE HEAD
|
Bl 16.7V |
ET 16.1V]
Q301
2SD592
NOTES
BLK ------ Black
BLU ------ Blue
BRN .---- Brown
GRY #00 Gray
GRN ------ Green
L. BLU --- Light Blue
NIL «+--+ No Color Mark
ORG +48 Orange
PNK ------ Pink
RED «----- Red
SLD ------ Shield Wire
VLT «++ Violet
WHT------ White
YEL ------ Yellow
LINE OUT PIN PLUG
LINE IN PIN PLUG C1 =F
|
:
L
_NE6AGB
oT
BIAS
OSCILLATION
Lf
5.0
c>
R
CIRCUIT
BOARD
22
R cox | bps GRY §.7V i) :
Q3
[4]
5.2V
{12|
5.2V
|
Q7,8
Q5
Q12
2$C1327U
—
2SD592
2SC945
2$C1383
14
BI 1.35V | BI 6.4 |
0.74V
MAIN CIRCUIT BOARD
Q1
2$C1327U
LUG TERMINAL
RECORD/PLAYBACK
HEAD
iT S.0v[9] 0 Vv |
Point (B} fsli.i6v} [a 0.54V)
o
§.7V
[11]
5.2V
|
Qa Q2 4] 5.2v [12] 5.2V |
2$C1327U
2SC1327U
S|
5.
2¥
[ig
|
|
Point(A)
6]
5.3V
[lal
5.2V)
4.6V |
[8[ — {16} 10. 2V
IC2 |
NE646B
NOTES:
|
®
The
circuit
shown
in
fon
the
conductor
is
+B
(bias)
circuit.
|
e
The
circuit
shown
in
on
the
conductor
indicates
printed
circuit
on
the
back
WHT
side
of
the
printed
circuit
board.
BLK
—MOTOR
|
e
Values
indicated
in|
|
are
DC
voltage
between
the
ground
and
electrical
parts.
Ss
e
The
voltage
indicates
are
measured
during
record
mode.
ss
|
S7: MOTOR MUTING SWITCH |
LZ
BRN
3
S5:
POWER
SWITCH
cS Ee ;
=a |
ORG |
==
Se ater ee ener eg SO ge PY ec erent ee
ai
2S$C1318
GRY
Bi 6.7 V |
Q6
2SC945
4.5V
Bl 1.35V
ee ROInE (C)
Point (D)
Q14
2SA564
[8] 12. 5V |
Q16
2SC1846
13.3V
1B 12.8V
12.0V
S6: AC POWER
VOLTAGE SELECT
SWITCH
AC POWER CORD
* For All European areas except United Kingdom.
=
PILOT LAMP
| 1/72: POWER
‘TRANSFORMER
Gaienn®
\
cea
JTF
BLU
|
|
|
|
ae pene ee eet oa)
Ss