Technics RS-273US - Page 18

CONTROL CIRCUIT BOARD
Tr2 4 16 Ths _Tr403_ i
2.8V cL 3 cho 2y 12-4V [c 6 1V 24]
276
342V
STV
22V
6.0V
é
0.69
pL
2.29
ppl
av]
[pp
3
ev
je
2S
i
0
67V
2
18V
Lav
Zievy
EP
ae
ay
|
EQUALIZER
CIRCUIT
BOARD
fe C105
5V1000
NOTE:
The circuit shown in red on the conductor is B circuit.
Values indicated in {| are DC voltages between the chassis and electrial parts.
The upper values should be measured during recording and the lower values during
playback.
05 soly
Short circuits
@......For adjustment of playback frequency characterristic (L-CH).
Trl6 Trl0 Trlg |
ev
Chea]
Ic}
Seay
te
a
®)......For
adjustment
of
playback
frequency
characterristic
(R-CH).
ina
ehasy
erat
©......To
stop
bias
OSC,
unsolder
this
circuit.
©......For adjustment of level meter needle position.
16