Front Panel Facilities; Power Switch; Octave Controls; Equalizer Switch - Pioneer SG-530 Service Manual

1. FRONT PANEL FACILITIES
POWER INDICATOR
O powen swrrcH
Depress this switch to turn power on to the SG-530. Be-
cause this switch is connected to the secondary winding of
the power transformer, power is still supplied to the pri-
mary winding even when the power switch is returned to
the STAND-BY ( t] ) position. Always unplug the power
cord from the wall socket when the SG-530 is not going
t o b e u s e d f o r a l o n g t i m e .
@ OCTAVE CONTROLS
Move these controls above or below the center (zero) posi-
tion to boost or attenuate the corresponding frequency
b a n d s b y u p t o 1 1 0 d 8 a s s h o w n i n t h e f i g u r e b e l o w . T h e
seven frequency bands are centered at 60H2, 150H2,
400H2, 1k{z, 2.4kHz, 6kHz and 1 SkHz.
r 0 0
1 k
l o k
F R E O U E N C Y l N ( H z )
Octave control variation curves
C H
l 0
8
6 6
! 4
w 2
(.n
z o
? z
! ' +
t 6
6
1 0
@ RoaproR/TAPE oN/oFF swtrcH
Depress this switch when listening to the tape deck con-
nected to the rear panel TAPE terminals. In the ON posi-
t i o n , o n l y t h e s i g n a l f r o m t h e T A P E P L A Y t e r m i n a l s e n -
t e r s t h e e q u a l i z e r . I n t h e O F F p o s i t i o n , o n l y t h e s i g n a l
f r o m t h e E O U A L I Z E R I N P U T t e r m i n a l s e n t e r s t h e
e q u a l i z e r .
@ E o U A L I Z E R S W I T C H
o P r e s s t h e r i g h t - h a n d E O U A L I Z E R s w i t c h t o c o m p e n s a t e
f o r t h e f r e q u e n c y r e s p o n s e o f t h e s i g n a l s e n t e r i n g t h e
E O U A L I Z E R I N P U T ( E ) t e r m i n a l s . T h e c o m p e n s a t e d
s i g n a l s a r e t h e n m a d e a v a i l a b l e f r o m t h e E O U A L I Z E R
O U T P U T ( F * l l t e r m i n a l s a s t h e o u t p u t s i g n a l s .
o P r e s s b o t h s w i t c h e s w h e n r e c o r d i n g s i g n a l s w h i c h h a v e
been compensated by the SG-530. The compensated sig-
n a l s a r e t h e n m a d e a v a i l a b l e f r o m t h e E O U A L I Z E R
OUTPUT (F.;nl lsr.ntinsls and ADAPTOR/TAPE @
t e m i n a l s .
T h e s a m e s o u r c e s i g n a l s a r e o u t p u t a t t h e A D A P T O R / T A P E
r @ t e r m i n a l s a s t h e s i g n a l s e n t e r i n g t h e I N P U T l E )
t e r m i n a l s . W h e n t h e f r o n t p a n e l ' s A D A P T O R / T A P E s w i t c h
i s p u s h e d t o t h e O N p o s i t i o n , t h e s i g n a l s e n t e r i n g t h e
A D A P T O R / T A P E @
t e r m i n a l s a r e m a d e a v a i l a b l e a t
the OUTPUT (rill)
terminals. Use this when connecting
a s e c o n d t a p e d e c k o r c o n n e c t i n g a n a d a p t o r c o m p o n e n t
s u c h a s a m i c m i x i n g a m p l i f i e r . W h e n a t a p e d e c k h a s b e e n
rook connected, the front panel's ADAPTOR/TAPE switch func
t i o n s a s a t a p e m o n i t o r s w i t c h .
2
2 ) O C T A V E C O N T R O L S
il:
. - - _ - - - -
l l r : : : -
lElEl : j,,
r*t
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t -
I
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t*"*"^'*"'"
I
l : - l
l - l l - l l - l l - l l - l l - l l - : - 1 l r l l - l l - l l - l l - l l - l l - :
" t-" ;:E=E=E-E=E=E=E=,=E=E=H=E=E=E=E=
=
' - ' ' - ' ' - ' ' | - l
l - l l - l l - l l - " - l l - l l - l l - l l - l l - l l - l l - "
f n t 6 - t
t _ t t - t t -
l||lL.: _l l_l l_l l_l l_l l-l l=l l_ i_'
r-r r-r r-r r-r r-r r-, ,-
-
r sr
u u u u - u- u- u- ' "- Ur li- ll- Ll- Ur l-L i- ':
I )POWER SWITCH
( 3 ) A D A P T O R / T A P E ( 4 ) E O U A L I Z E R S W I
O N / O F F S W I T C H
150H2 4O0Hz 1k{z2.4kHz 6kHz