Technics SU-V55A Service Manual

NO.
HAD8704086C8
Service
Manual
Stereo
Integrated Amplifier
Amplifier
SU-V55A
SPECIFICATIONS
(OIN
45
500)
AMPLIFIER SECTION
Color
(S)
....
....Silver
Type
(K)....
....Black
Type
Area
Color Area
(S)(K)
(E)
Continental Europe.
(S)(K)
(Ei) Italy.
(S)(K)
(EG).... F.R.
Germany.
(S)(K) (EB)....
Belgium.
(S)(K) (EK)....
United
Kingdom.
(S)(K) (EF)
....
France.
(S)(K)
(EH)....
Holland.
(S)(K)
(XL)
....
Australia.
(S)(K)
(XA)....
Asia, Latin
America, Middle
Near
East, Africa
and
Oceania.
20
Hz ~
20 kHz continuous power
output
both
channels
driven
2 X 60
W
(80)
1
kH continuous power
output
both
channels
driven
2x
100
W
(40)
Total
harmonic
distortion
rated
power
at
20
Hz
-
20
kHz 0.002%
(80)
rated
power
at
1
kHz
0.005%
(40)
0.0009%
(80)
half
power
at
20
Hz -
20
kHz
0.002%
(80)
half
power
at
1
kHz
0.002%
(40)
0.0008%
(80)
Intermodulation
distortion
rated
power
at
250 Hz:8 kHz
=
4:1,
8Q
0.005%
rated
power
at
60 Hz:7
kHz
=
4:1,SMPTE,8Q 0.005%
Power
bandwidth
both channels
driven,
-3dB
5
Hz -
60
kHz
(80,0.03%)
Residual
hum
and
noise
0.8
mV
Damping
factor
30 (4O).60 (80)
Input sensitivity
and impedance
PHONO
MM
2.5mV/47
kO
PHONO MC
170 mV/220
0
TUNER,CD,AUX,TAPE
1/DA TAPE,
TAPE
2/EXT 150mV/22 kO
PHONO
maximum
input
voltage
(1
kHz,RMS)
MM
160
mV
MC
12
mV
S/N
rated power(4D)
PHONO
MM
77
dB
(83
dB:IHF,A)
PHONO MC
64
dB
(65
dB:IHF,A)
TUNER,CD,AUX,
TAPE 1/DA TAPE,TAPE
2/EXT
91
dB
(100
dB:IHF,A)
-26
db power
(40)
PHONO
MM
68
dB
PHONO MC
62
dB
TUNER,
CD, AUX,
TAPE
1/DA TAPE,TAPE 2/EXT
50
mW
power
(40)
PHONO
MM
PHONO
MC
TUNER,CD,AUX,
TAPE 1/DA TAPE,TAPE
2/EXT
Frequency responce
PHONO
TUNER,CD,AUX,
TAPE
1/DA
TAPE,TAPE
2/EXT
Tone
controls
70
dB
62
dB
61
dB
62
dB
RIAA
standard curve
± 0.8dB(30Hz ~
15
kHz)
5Hz
~
120
kHz
(-3dB)
+
0,
-0.2dB(20 Hz ~
20 kHz)
BASS
TREBLE
Loudness
control
(volume
at
-30
dB)
Output voltage
TAPE
1,2
REC OUT
Channel
balance,
AUX
250
Hz ~
6,300
Hz
Channel
separation,
AUX
1
kHz
Headphones
output level
and impedance
Load impedance
MAIN
or
REMOTE
MAIN
and
REMOTE
50 Hz,
+
10
dB
~
-10
dB
20 kHz,
+ 10dB
~
-10
dB
50 Hz, -l-9dB
150
mV
±1 db
50dB
500
mV/330
O
4Q
~ 16C
80-160
GENERAL
Power consumption
490
W
Power
supply
For
United
Kingdom and
Australia
AC
50 Hz/60 Hz,
240
V
For continental Europe
AC
50 Hz/60
Hz, 220
V
For others
AC
50 Hz/60 Hz,
110V/127
V/220 V/240
V
Dimensions (W
x
H
x D) 430
x
126
x
290
mm
(16-15/16"
X
4-31/32" X
11-7/16")
Weight
7.5
kg
(16.5 lb.)
Notes:
1.
Specifications
are
subject
to
change
without notice.
Weight and dimensions are approximate.
2.Total
harmonic
distortion
is
measured
by the
digital
spectrum analyzer
(H.P.
3045
system).
Technics
Matsushita
Electric
Trading
Co., Ltd.
P.O.
Box
288, Central
Osaka
Japan