Teac CX-270 - Page 25

TEAC SCHEMATIC DIAGRAM
1
2
3
:
4
5
6
7
8
_
=
se
a
7
=
FLOURESCENT
REC/PLAY
AMPL
PCB
av
2SC945AK
PEAK
LEVEL
METER
t
ci02
47/16v
RIO3
1.2k
MIO!
DOLBY
NR
[C
UIO2
A
Say)
rie
LMIOIIN
J
y
R04
WS
e3v
UP
CIO32H
Gier
REC/PLAY
HEAD
clo4
Ti
*
tia
yn
Oe
eNIor
loop
a
~
1888
ach
ity
fatal
[METER]
a
Os
gs,
|
[PHONES]
arext
SI,
-7008
(M0)
RIOS
120k
J103
°
°
®
I
clos
MANUALT’
|
DIM
S903
10
0.027/50V
==
Rice
27k
|
RI0B
Lek
cr
|
|
|U]Cd
Cee
Fr
peg
arc
cp
cep
7
RIO
Y
t
00047/50V
(i?
476
esos
6
SSo901
nels
a3e8
150
Qs02
c905
'
470
63V
CotCrOa)
4
sea73VEx2
10904
B45
B
PLAY
~#—e=
REC
-5d8
Set
{OUTPUT}
a
_
'
|
x.
TT
Tas
‘47/25V
aE
2Scie44F
3Sca45AK
e
=
z
Ret
cS
o7
|~20.5d8(ColCrO2))
28,
5dB(Co(CrO2))}
|
O901=7
0208
IN/(
ouT
(in)
-22,5dB(NORMAL)
-30.5dB(NORMAL)
or
Mina
259
45AK
(EUROPE ONLY)
Sy
|
(Cof¢r02z))
CotCro2)
=
12.508
(NORMAL)
Osc
UNIT
-s74B
100kHz
'2mH
:
]
RI50 220
'
reIne
iW}
L©
-908
|
1
|
RI38
H
47k
0
os
Q
1
ie
(MIC7LINE].
—ormat
noma
sos
=
Bias}
4
ra
=
a
DIOI~
D104
Rech
>
ae
a
,
1SR34-200HM)
Ti
egnld
a
29.5V
°
06
EUROPE
CANADA
GENERAL
AUSTRALIA
g
stop—s—=pLay
|
a
e
22-9
9
£-§
2
_f-4
0
pg
°o
pig
o
=
YEL
?
= a
D
g
88
hea
8
!
c144
N
g
Sm
8g
DI05~DI08
I
ISR34—200HM
BLU
5
iG
220V
6V
65mA
AC POWER
IN vio Se
A
GRY
if
NOTES.
E
U101
uPC1032H
a901~0904
2SC945AK
1.
ALL
RESISTORS
ARE
“WATT,
5%,
UNLESS
MARKED
OTHERWISE.
U102,
U202
LM1011N
D901,
D902
182473VE
RESISTOR
VALUES
ARE
IN
OHMS
(k=
1,000
OHMS,
M
=
1,000,000
OHMS}.
Q101, 0201 2SC1844F D903 RD-4.3EB 2. ALL CAPACITOR VALUES ARE IN
MICROFARADS (p
=
PICOFARADS).
Q102,
Q202
2SC945AK
3.
SCHEMATIC
DIAGRAM
SHOWN
FOR
LEFT
CHANNEL
EXCEPT
FOR
Q104,
0204
2SC945AK
SOME
OF
THE
COMPONENTS.
D1i01~ D108 1SR34-200HM 4. DC VOLTAGES WERE MEASURED DURING RECORD PAUSE MODE
D110,
D112
RD-13EB3
UNLESS
OTHERWISE
NOTED.