Teac A-BX10 - Page 11

TEAC
SCHEMATIC
DIAGRAM
PA-B10
|
2
P4
1 P| 1 Se
>< ey >
nel we
A
as
IK CTO MAIN PCB P10
R26
C15
7600p
(1%)
In
______s|
>
os
ara
Z
O. 7}
a)
baad ag
8
R18
Bi
12.4k
(1%)
P2
8 Io e| J
R120
,,
0.056
(1x)
7)
a
2
Be
a
=i)
ears
ars
pp
™~™~—t
SOTO
MAIN
PCB
P11
( )
E
>
ne
2
De
ee ~<a
>< aie y ip
iad fe ]
]
C115 7600p (1%}
.
pL i .
SS ee
eee
R118
12.4k (1%)
6
cite, oon Uh: U8 BERN
U3, U103 OF275 —
Q1, 0101 2SC3329BL
Q@2,0102 2SC33298L
D
Q3,
0103
25C03329BL
Q4,Q104 25C3329BL
Q@5,0105 BCS50C
Q6.0106 BC550C :
Q7,0107 BC550c
Q8,Q108 BC560C
D1 1N4148 ‘
Balanced
RIAA
MWC
PCB
NOTES:
1.
Resistor
values
are
in
ohms
(k=kilo-ohms,
M=megohms).
2.
Capacitor
values
are
in
microfarads
(p=picofarads).
3.
A\
Parts
marked
with
this
sign
are
safety
critical
components.
“Lo:
.
.
a
a
ret
aa
goeer
rerapnre
ee
neebr
Balanced
MM/MC
Preamplifier
1 st Issue; April 1995
INSTRUCTIONS FOR SERVICE PERSONNEL
BEFORE
RETURNING
APPLIANCE
TO
THE
CUSTOMER,
MAKE
LEAKAGE-
CURRENT
OR
RESISTANCE
MEASUREMENTS
TO
DETERMINE
THAT
EXPOSED
PARTS
ARE
ACCEPTABLY
INSULATED
FROM
THE
SUPPLY
CIRCUIT.