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  9. Sony TA-FA3ES User manual

Sony TA-FA3ES User manual

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SERVICE
MANUAL
System
Power
Amplifier:
TA-FA3ES
AEP
Model
SPECIFICATIONS
Pure-complementary
SEPP
MOS
FET
power
amplifier
with
all
stages
directly
coupled
Outputs
Output
level
/
impedance
REC
OUT
1,
2:
150mV,lkilohms
PHONES:
10
mW
(at
8ohms)
ee
POVEROIS
high-gain
a
nated
eas!
Tonexontiols
BASS
(100Hz):
+7dB
os
section:
Large-capacity
power
supply
advance
TREBLE
(10kHz):
+6dB
Rated
output
4
ohms,
100W
+
100W
(DIN
0.7%)
General
8
ohms,
70W
+
70W
(DIN
0.7%)
Power
requirements
220
-
230
V
AC,
50/60Hz
Speakers
impedance
4
to
16
ohms
Eomel
consumpuon
200W
Output
bandwidth
(8
ohms)
10Hz
to
100kHz
(at
40W
output,
and
Dimensions
(approx.)
430
x
are
*
a7
high-frequency
distortion
rate
of
(wihid)
(17
x
5
*/s
x
14
7/s
inches)
0.08%)
incl.
projecting
parts
and
controls
Dynamic
headroom
at
4
ohms:
2dB
Mass
(approx.)
10.0kg
(221b
loz)
Total
harmonic
distortion
Damping
factor
Intermodulation
(IM)
distortion
(60Hz:7kHz=4:1)
Throughrate
Residual
noise
Equalizer
deviation
Frequency
response
S/N
Inputs
Input
sensitivity
and
impedance
Maximum
input
capability
(1
kHz)
at
8
ohms:
1.2dB
0.008%
(at
8
ohms,
10W
output)
100
(8
ohms,
1kHz)
0.008%
(8
ohms)
125
V/u
sec,
250
V/
sec
(Inside)
Less
than
100
nV
(network
A)
PHONO
MM:
20Hz
to
20kHz,
+0.2dB
TUNER,
CD,
AUX,
TAPE
1,
2:
5Hz
to
100kHz
*$dB
PHONO
MC:
77GB
(A
Fil,
0.5mV)
MM:
95dB
(A
Fil,
5mV)
TUNER,
CD,
AUX,
TAPE1,
2:
105dB
PHONO
MC:
0.17mV,
1000hms
MM:
2.5mV,
50kilohms
TUNER,
CD,
AUX,
TAPE
1,
2:
150mV,
20kilohms
PHONO
MC:
9mV
MM:
150mV
Supplied
accessories
|§
Remote
commander
(remote)
RM-S702
(1)
Sony
batteries
SUM-3(NS)
(2)
Design
and
specifications
are
subject
to
change
without
notice.
INTEGRATED
STEREO
AMPLIFIER
SONY.
TABLE
OF
CONTENTS
Section
Title
Page
Specifications
Ce
ee
1
1.
GENERAL
Location
of
Controls
ee
3
2.
ELECTRICAL
ADJUSTMENT
-:-:-:-::::-
4
3.
DIAGRAMS
3-1.
Circuit
Boards
Location
-++++++stteretreees
5
3-2.
Schematic
Diagram
—
Main
Section—
<+::::
6
3-3.
Printed
Wiring
Boards
—
Main
Section-—
+-::
9
3-4.
Printed
Wiring
Boards
~
Panel
Section—
---
14
3-5.
Schematic
Diagram
—
Panel
Section—
<-::--:
17
4.
EXPLODED
VIEWS
--eesccreeeeeeeeees
20
5.
ELECTRICAL
PARTS
LIST
::----:-:-::
23
SAFETY-RELATED
COMPONENT
WARNING!!
COMPONENTS
IDENTIFIED
BY
MARK
A\
OR
DOTTED
LINE
WITH
MARK
A
ON
THE
SCHEMATIC
DIAGRAMS
AND
IN
THE
PARTS
LIST
ARE
CRITICAL
TO
SAFE
OPERATION.
REPLACE
THESE
COMPONENTS
WITH
SONY
PARTS
WHOSE
PART
NUMBERS
APPEAR
AS
SHOWN
IN
THIS
MANUAL
OR
IN
SUPPLEMENTS
PUB-
LISHED
BY
SONY.
SECTION
1
GENERAL
e
Location
of
Controls
Front
Panel
Descriptions
TAPE
MONITOR
switch
SOURCE
DIRECT
Power
button
SPEAKERS
control
BALANCE
control
button
HEADPHONE
BASS
control
TREBLE
conirol
MUTING
JACK
button
ATTENUATOR
control
INPUT
SELECTOR
controi
Rear
Panel
Descriptions
[1]
TUNER
[2]
CD
AUX
[4]
TAPE2/MD
[5]
TAPE1/DAT
[6]
Mains
lead
SPEAKERS
A/B
PRE
OUT
[9]
sh
(earth)
PHONO
CARTRIDGE
MC/MM
SECTION
2
ELECTRICAL
ADJUSTMENT
Bias
Adjustment
1.
Rotate
fully
the
bias
adjusting
semi-fixed
resistors
(RV501,
RV601)
to
the
MIN
position
(counterclockwise).
2.
Connect
a
digital
voltmeter
to
the
TP500
and
TP600.
3.
Set
the
slidack
to
0
V,
and
press
the
POWER
button
(ON)
on
the
set.
4.
Raise
gradually
the
slidack
voltage
up
to
the
rated
voltage
(230
V).
5.
At
this
time,
confirm
that
the
SP
relay
is
turned
on
(it
will
click),
and
at
the
same
time,
the
LED
on
the
POWER
button
changes
from
red
to
green.
6.
Adjust
the
RV501
and
RV601
so
that
a
reading
of
digital
voltmeter
is
33
mV
t2mV.
7.
Return
the
slidack
to
0
V,
and
press
the
POWER
button
(OFF)
on
the
set.
Adjustment
Location:
MAIN
BOARD
(COMPONENT
SIDE)
SECTION
3
DIAGRAMS
3-1.
CIRCUIT
BOARDS
LOCATION
TA-FA3ES
3-2.
SCHEMATIC
DIAGRAM
—
MAIN
Section
—
1
2
3
4
5
6
7
8
g
10
11
12 13
14
15
16
17 18
19
20
21
22
23
24
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ee
ee
ga
eS
a
ey
a
a
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ee
ape
oe
ey
ee
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SSS
ay
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er
ee
]
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BOARD
}
1
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CLASS
BOARD
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.
2EN500
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capacitors
are
in
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unless
otherwise
noted.
pF:
pEF
me
ny
.
i
hl
50
WV
or
less
are
not
indicated
except
for
electrolytics
K
a
rue
[B=]
i
and
tantalums.
a
—
t
®
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resistors
are
in
Q
and
%
W
or
less
unless
otherwise
|
sesw_
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4
-
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specified,
(E)-
ist
my
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:
nonflammable
resistor.
PANEL
BOARO
CNP700
A
CNP750
1.2k
R804
a
a
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a
1.0%
e
+-—wU}
:
fusible
resistor.
L
=
3
R803
ee
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q
bw
yer
a
ope
cog
172"
Note:
The
components
identified
by
mark
A\
or
dotted
line
—
“|
caro
[
FUSE
BOARD
]
with
mark
A\
are
critical
for
safety.
|
A
;
ef
na
is
:
fe
3!
GND
Replace
only
with
part
number
specified.
POWER]
(F)
Les
IT
|
|
INPUT
BOARD
[|
Funces
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[B+]
925
B+]
F
M
=
CNP950
|
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=
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°
(Ba:
B+
Une.
[AC
SW
BOARD
]
fete
TI
|
Lae
A,
ai
ASAE
Le
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|
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Line.
hs
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os
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CNP9O2
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|
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S08F2 300F2
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is
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with
respect
to
ground
under
no-signal
conditions.
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aeeeee
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:
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e
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are
taken
with
a
VOM
(10
MQ/V).
y
Fy
al
1)
de
AXrr
13.150
2s0v
2
Voltage
variations
may
be
noted
due
to
normal
production
Pe
=
eS
age
a
tolerances.
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Py
ee
—8—
3-3.
PRINTED
WIRING
BOARDS
-—
MAIN
Section—
See
page
5
for
Circuit
Boards
Location.
TA-FA3SES
1
2__l__3
1
44
5
6 7
_
8
{PHONO
BOARD)
171
A
POWER
TRANSFORMER
[
MAIN
BOARD]
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Semiconductor
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to.
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C-6
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A-4
ae
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eT
EE
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@
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eee
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F-10
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B-4
ARBROLDSRARE]
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CNP750
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4
EXPLODED
VIEWS
NOTE:
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(1)
CASE,
FRONT
PANEL
SECTION-1
not
supplied
supplied
Ref.
No.
Part
No.
Description
Remark
4-975-093-11
PANEL,
FRONT
4-942-568-01
EMBLEM
(NO.
5),
SONY
4-967-961-01
SCREW
(3X8)
(SPECIAL)
4-975-103-01
PLATE
(L),
ORNAMENTAL
4-908-044-11
ESCUTCHEON,
POWER
KNOB
on
mm
ww
DS
6
4-970-486-01
LENS,
LED
7
4-975-105-01
WINDOW,
RAY
CATCHER
8
4-969-325-11
LENS,
LED
Ref.
No.
g
10
11
12
13
14
15
*
16
The
components
identified
by
mark
A
or
dotted
line
with
mark
A\
are
critical
for
safety.
Replace
only
with
part
number
specified.
Part
No.
Description
Remark
4-970-145-01
ESCUTCHEON
(P)
4-975-104-01
PLATE
(R),
ORNAMENTAL
3-704-366-01
SCREW
(CASE) (M3X8)
4-975-095-11
COVER,
UPPER
4-970-123-01
FOOT
(F50180S)
4-970-124-01
CUSHION
(F50180S)
7-682-565-09
SCREW
+B
4X16
4-976-524-01
DAMPER