OI
w
cannotbe controlled
with the VOLUME
(11),
BALANCE
(10),
TREBLE
(8)
orBASS
(7)
control
onthefmnt Danel.
23.TAPE RECiPB CONNECTOR
(DI
NTYPE)
lf the tapedeck
(ortaperecorder)
to beused
with
Modet
SX-990is provided
with a record/playback
connectorof the DIN type,
thetapedeck
(ortape
recorder)
canbeconnectedtoModel
SX-990for both
recording
and playback(andmonitor)by simply
connectingtheDINcable.
When
this cableis used,
connectionsto terminals
(21t.
and
l22l areunnecessary.
The detail of connectionis shown
on page
lO.
Connection
oftapedeck
(or
taperecorder),,.
24.AM FERRITE
ANTENNA
Where
the field strengthis high,
adjustthe direction
of this ferrite antennafor goodreception,
without
usingan externalantenna.lf good reception
cannot
be obtained,see
page
g. "Antenna Cmnection and
Grounding".
25,
AM ANTENNA
INPUT
TERMINAL
Connect
a lead
wire or outdoor AM antennato this
terminal if the ferrite antenna (24) cannot get
good
reception.
26.GND
{GROUND)
TERMTNAL
2
Connect
a
ground
wiretothisterminal.
27.
FM ANTENNA
INPUT
TERMINALS
Connect
an FMantennato theseterminals.
NOTE: For the details
of AM antenna, FM
antennaand grounding,
see"Antenna
connection and grounding" on page
g,
28.
PRE-AMP OUTPUT TERMINALS
The outpr.rtof preamplifier stage,which isthesignal
having passed
the tone control circuit is always
suppliedto theseterminals.
29.
MAIN-AMPINPUT
TERMINALS
Theseareinput termirElsof the power
amplifier
stageof Model
SX-990.
The PRE-AMP
OUTPUT
(28) andMAIN-AMP
INPUT
(291
terminals
areconnectedto eachother
with the iumper
plugs.
Withthese
plugs
removed,
the preamplifierand poweramplifier stage
of
Model
SX-990canbe used
apart.This system
is
conveniertfor compocings multi.amplitier
systsm
andother
purposes.
30.
CENTER
CHANNEL
OUTPUTTERMI-
NAL
The signalsof left and right channels
are mixed
togetherand supplied
to this terminal at all times.
The terminal may be used for composing
a 3-D
rystem
or connectingacenter-channel
amplifier.
31. & 32. SPEAKEROUTPUT
A TERM|.
NALS
Model SX-990 is designed
to permit connection
of
twö setsof stereoloudspeaker
systems.
Connectthe first setof loudspeaker
system
(system
A) to theseterminals;
the right channelto terminal
(31)
andtheleft
channelto terminal
(32).
33.& 34, SPEAKEROUTPUT
B TERMI.
NALS
Connect
the
right
channelloudspeaker
ofthesecond
loudspeaker
system
(system
B)to terminal
(33)
and
the left channel
loudspeaker
of this systemto
terminal
(34).
For connectionof loudspnakrs
to the SPEAKER
OUTPUTA andB terminals,
theplugs
supplied
as
accessories
mustbe us€d.Followthe instructions
under"ConrEction
of loudspeaker
system"
onpage
9,for theconectuse
of the plugs.
35.
LINE VOLTAGE SELECTORAND
FUSE
HOLDER
This selectoris usedfor settingthe SX-990to suit
the linevoltägeto besupplied.lt alsoserves6 afuse
holder.
For the selectorsettingand fusereplacement
proce.
dures,
referto the
article
"LINE VOLTAGE
SELEG
TIONAND FUSE".
(Page
1)
36.SWITCHED
AUXILIARYAC OUTLET
A powerof 230 VA can besuppliedto a tumtable
or other eqüipment from ülis outlet. The power
supply is turned on and off corresponding
to thc
turningFonand off operationsof the SPEAKERS
sl
ritch (1) onthe front panol.
37.UNSWITCHEDAUXILIARY AC OUT.
LET
The
power
outlet
also
havinga capacityof 230VA
total. The power from this outlet is supplied
regardlesoftheoperationoftheSPEAKERS
srt/itch
(11.
38.AC POWERCORD
After all the extgrnal equipment is connectedto
Model SX-990, connectthis cord to a mmmercial
pow€r
outlet having
asufficientcapacity.
