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SU-700
User Manual
19 pgs2.05 Mb1

TECHNICS SU-700 User Manual

Technics
Stereo Integrated Amplifier
SU-700
OPERATING INSTRUCT'IONS
eThese instructions also apply
Before operating this unit, please read these instructions completely.
to
units of different colour.
Suggestions
for
Safety
• Use a standard electrical
1.
Use trom tor air eonditioners, is very dangerous.
Be electrical outlet unit which uses high voltage, because there ol fire.
2. A DC
Be ship or olher place where
• Connection and removal of the power cord
-
plug
1. Wet hands are dangerous.
A dangerous electric shock may result if Ihe plug is touched by wet hands.
2.
Don't pull the power eord.
Always grasp the plug; never pull Ihe cord itself.
an
AC
power souree ot high voltage, sueh
exlremely carelul nol
power
sure
lor
a large air conditioner or central-heating
sou
10
ree eannot
check the power source carefully, especially on a
10
DC
make
be
is
AC
used.
used.
wall outlet
aconnection
is
x
as
10
the
the possibility
• If water is spilled
Be extremely careful if water or serious electric shock might occur. Immediately disconneet the power cord plug, and consult wilh your dealer.
• Place the unit wh ere it will be weil ventilated,
and away from direct sunlighf
Place
th
is and away from direct sunlight. similar materials
unit at least 10
do
on
the unit
is
spilied
on
the unit, because a fire
cm
(4") away from wall surfaces, elc.,
Be
not obstruct the ventilation holes.
careful that curtains and
x
• Keep the unit away from heaters, etc.
Heat can damage the external surfaces as weil circuits and components.
as
internal
• Never attempt to repair unit
A serious eleclric shock might occur if Ih disassembied or reconstructed Ihe internal parls are accidently touched.
-
x
• For families with children
Never permit children th
is
unit. A serious electric shock or malfunclion could occur il articles such as coins, needies, screwdrivers, elc. are inserled through the ventilation
10
put anything, especially metal, inside
holes,
or
reconstruct this
is
by
unauthorized persons,
etc.
ol
unit is repaired,
Ihis unit.
x
• Turn off after use
II
the unit is left shorten its useful operation life. but unexpected trouble.
lor
a long lime with the power
on,
mayalso
this will not only
or
cause other
if
• Avoid spray-type insecticides
Insecticides might cause cracks and plastic parts moreover,
ol
this unit. The gas used
be
ignited suddenly.
[x~
• Never use alcohol or paint thinner
These and similar chemicals should never they may damage the finish.
[~x_~_·
or
"cloudiness"
in
in
the cabinet
such sprays might,
]
be
used, because
_,~~~_.~~~]
x
-3-
• If trouble occurs
If, during operation, the sound is interrupted longer illuminate, immediately disconneet the power cord plug, and contact your dealer or
an
or
if
abnormal odor or smoke is detected,
Authorized Service Center.
or
indicators no
Connections
HTUNER" terminals
Connect a tuner.
Tuner (option) Compact disc player (option)
OUTPUT
ff
(R) (L)
"PNDNDH terminals
Connect a turntabie.
Turntable (option)
Stereo connection cable (option)
~"-->-I
"CDtAUX" terminals "TAPE 1
Use these terminals to connect a compact disc player (digital audio disc), or tape deck (playback only).
i
(GND) (GND)
l,~
Ground wire (option)
lINEQl1T
Stereo connection
Speaker connection cord (option)
Connect
n
terminals
an
audio tape deck.
Tape deck 1 (option)
LlNE
IN
UNE
OUT
-
"TAPE 2IEXT" terminals
deck
IN
UNI:
or a graphic
2 (option)
OUT
Connect a second tape equalizer.
Tape deck
UNE
Stereo connectio cable (option)
Speaker terminals ("SPEAKERS")
•
Connection
<D
Strip oft the outer covering, and twist the center conductor.
® Turn completely to the left.
@ Insert wire and turn completely (])
to the right.
Pull wire to insure a proper connection.
Nole:
To
prevent damage
never
short-circuit
minus
'---------------------------------------~
• Remote
For connection
of
speaker
10
circuitry,
plus
(-)
speaker terminals.
speaker
10
a second pair of speakers.
(+)
terminals
wires
==-
CD
and
("REMOTE")
15 mm
(19/32")
(-)(+)
(-)(+)
~~
••
The configuration of
(right)
Main speaker systems (option)
Oeft)
Speaker impedance selector
Set to the position corresponding to the impedance of the speaker systems being used.
If a speaker system with an impedance value outside these
ranges is connected, low output, protection circuit aclivation or amplifier damage may occur.
•
11
either
the
main
or
the
remote speaker
systems
4~611
For speaker impedance of
8~1611(
For speaker impedance of
•
11
both
used:
1) If the impedance of both systems is
impedance selector to
2) If the impedance of both systems is aohms, or one is aohms
and the other is to "a11" .
Note:
Be sure
are
):
):
used:
4~611.
a~
1611.
(
........
........
main and remote speaker
"16n".
16
ohms, set the speaker impedance seleclor
10
make this setting before swilching Ihe power
the power supply cord differs according to area.
16
ohms, set the speaker
Household AC
AC
outlet and AC
systems
outlet
are
"on".
-
-4-
Front
Panel
Controls
and
Their
Functions
.Pn\l\,~r
At
that the power is on. Before turning the power on. make I
sure the volume conlrol is set to the low position. I
-
switch/indicator (power)
the
"on"
position, the indicator wil! illuminate to indicate
Safety operation indicator ( operation)
This indicator illuminates af ter the power is switched on and the unit condition. condition component
(+)
speaker terminals are short-circuited. Ihe prolection circuilry will luncllon operation and thls indicator will no longer illuminate. II this occurs, switch then, after finding and correcting the cause ol the
problem. switch the power switch on once again.
If
in
in
and negalive ( - ) connection
__
.------;--
IS
in the operation the unit detects an abnormal the circuitry, such
the output, etc.,
as
a DC
or
if the posilive wi
res from the
10
slop Ihe unit's
olf
the power, and
~
I
I
.......
put
se
lectors (input selector)
These selectors are used to select the sound sou heard, such as a disc, radio broadcasl, etc. The correspondlng indicator illuminales during operalion sound souree.
10
indicate the selecled
ree
10
be
io muting switch
(muting)
Set to Ihe dlsc is being changed or to temporarily reduce Ihe volume level. In can be adjusled more precisely if
th position volume level.
"on"
posilion when a
addition, Ihe volume level
is switch is set to the
lor
listening
at
"on"
a low
Volume control (volume)
I
Balance control (balance)
Tone controls (bass/treble)
peaker selectors (speakers)
These selectors are used speaker syslems
on
lolurn
and off.
Ihe
Headphones jack (phones)
Note:
Be sure to set Ihe volume level to the minimum
("0")
position belore connecting the
headphones.
Protection
The protection circuilry may have operaled if eilher of the following conditions is noliced:
-No
sound is heard wh
-Sound The funclion of this circuitry is to prevent circuilry damage if, for example, the positive and negative speaker connection wires are "shorted", the indicated rated impedance ol the amplifier are used.
stops during a performance.
or
il
speaker systems with an impedance less than
en
the power is turned on.
Circuitry
Set to the Auditory perceplion of sound in Ihe low Irequency range falls
oft al low volume, but when Ihe switch is in Ih is posilion, this
deficiency is compensated for, musical performance can be enjoyed.
"on"
position when listening
to
music
so
thai Ihe tuil impact of the
ape-monitor selectors (tape monitor)
sou
ree (.a...,.
Set to this position listen to equipmenl connected
tape 1/tape 1
Set to this position to playback The indicators above the tape-monitor selector illuminate indicale tape 1 or tape
tape 1
Tape recordings from tape deck 1 pressing the left switch inward right switch outward to the deck 1 for playback and tape deck 2 for recording. Nole that recordings cannol be made from lape deck 2
I):
10
lislen
la
a phono disc or radio broadcast, or
10
the auxiliary-input terminals
~2
(I--.a),
~2:
If
th is occurs, follow the procedure outlined below:
1.
Turn olf the power.
2.
Determine Ihe cause
3.
Turn on the power once again.
Note:
Wh en
Ihe
unless the power is
pralection circuilry functions, Ihe unit will not operate
2.
tape 2/ext
"souree"
lirsl
(I-..a):
or
monitor Ihe sound from a tape deck.
10
tape deck 2 can be made by
to
the
"tape
1"
position, and by preparing tape
of
the problem and correct
turned
position, releasing the
olf
and then
10
at
low volume.
("CDAUX'')
la
tape deck
on
again.
10
1.
it
5-
Operation
Power:
Before turning the power on, make sure the volume
1
control is set
"on"
(.~
to
the low position.
....
)
2 Select speaker systems
be used.
"sou
ree" (....
To
3
listen
"tape
2/ext" If bath tape-monitor selectors are pressed at the same time, only the sound Irom tape deck 2 will
be
heard.
to
tape
:
~.)
set
to
the
to
"tape
1/tape
1"'2"
or
Select the sound sou ree.
CD/aux:
4
Press this button to listen to equipment
connected to the tuner: Press this button to listen to radio broadcasts. phono: Press this button discs.
Follow the
equipment
5
"CDlAUX"
10
listen
to
instructions
for
set-up and operation
selected sound sou ree.
6
Adjust
terminal.
phono
accompanying
the volume
of
your
the
-
Adjust
tone
quality
as
desired.
is
Low-range sound
control ("bass"), and high-range sound
with treble control ("treble").
When
1.
Follow above steps 1 through 6.
2.
Operation of tape deck connected to the "TAPE "TAPE 2/EXT" terminals.
3.
By using the controls level. Then begin recording.
listening
Headphones If sound from speakers
(option) set the speaker
on
adjusted with bass
through
selectors to the
Note: Set volume control to minimum
position before connecting headphones.
the tape deck, adjust the recording
• ....
'UIU."
the
While listening to the sound so that it seems to be heard from the center, between the speakers.
headphones
is
not wanted,
"off"
position.
("0")
1"
and/or
left/right
an
to the
"on"
"tape
position when
all
is
not possible from
1/tape
1"'2"
..
"source" (
by
equipment
using the
Set
to
the position to temporarily listening al low volume level. reduce the volume level.
volume
AM
After listening is finished, power switches of should be turned
By using two tape decks, tape-to-tape recording can performed. To
2
1.
2. Make the adjustment of Ihe recording level
3.
"on"
balance.
broadcast or a monaural
record
from
to
1): Left tape monitor selector
Right tape-monitor selector. . . . . . . . . .
controls
Begin the tape deck 1 (TAPE 1) for playback and the tape deck 2 (TAPE
tape
on
the tape deck
"olf".
deck 1 to
2)
lor
FM
broadcast, balance
2 (Recording
....
2.
recording.
(I
........
....
be
)
I)
6-
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