Pioneer SA-620 Panduan Servis - Halaman 4
Jelajahi secara online atau unduh pdf Panduan Servis untuk Penguat Pioneer SA-620. Pioneer SA-620 32 halaman.
Halaman Cetak
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2. FRONT PANEL FACILITIES
o PowER sWlTcH
Depress this switch to turn on or off
power' When this switch is
depressed, power is supplied and POWER
ON- in-dicator lights'
W h e n t h i s s w i t c h i s r e l e a s e d , p o w e r i s t u r n e d
O F F a n d P O W E R
O N i n d i c a t o r i s e x t i n g u i s h e d '
@ PHONES JACK
P l u g h e a d p h o n e s i n t o t h i s i a c k f o r p r i v a t e
l i s t e n i n g ' S e t t h e
S P E A K E R S s e l e c t i o n s w i t c h t o O F F '
@ S P E A K E R S S E L E C T O R
C h a n g e t h e s e t t i n g o f t h i s s w i t c h t o l i s t e n t h r o u g h h e a d p h o n e s
o r
in order to choose either of two pairs of connected speakers'
N o r m a l l y , t h e s w i t c h s h o u l d b e p o s i t i o n e d a t A '
O F F . .
U s e t h i s s e t t i n g w h e n l i s t e n i n g t h r o u g h h e a d p h o n e s
{ n o s o u n d c o m e s o u t o f t h e s p e a k e r s ) '
A . . . .
Sound is heard from speakers connected to
the A
s p e a k e r t e r m i n a l s .
B . . . .
Sound is heard from speakers connected to the B
speaker terminals'
@ BASS AND TREBLE CONTROLS
Use these controls to adiust the tone. The right one controls
treble
and the left one controls bass.
F L A T i s t h e n e u t r a l p o s i t i o n . T u r n i n g k n o b c l o c k w i s e a c c e n t u a t e s
t h e b a s s o r t r e b l e , a n d t u r n i n g k n o b c o u n t e r { l o c k w i s e a t t e n u a t e s
the bass or treble.
O LouDNEss swlTcH
Depress this switch to ON when listening at low volume' Bass and
treble wilt be emphasized to compensate for human listening
characteristics and provide natural listening curve'
@ rape 2/ADAPTOR SWITCH
Deoress this switch to ON when using a graphic equalizer or a
second tape deck (or any equipment) connected to the TAPE
2 / A D A P T O R t e r m i n a l s .
O TUNER SWITCH
Push this switch to listen to an AM or FM broadcast or to record
a radio Program '
@ PHoNo swlrcH
Push this switch to listen to records or to recording f rom records
t o t a p e .
@ TAPE 1 SWlrcH
Push this switch to listen to tape deck connected
to TAPE 1 ler-
m i n a l s o r w h e n d u b b i n g f r o m o n e t a p e
d e c k t o a n o t h e r '
@ AUX/vlDEo swlrcH
Push this switch to listen to a program source connected
to the
A U X / V I D E O t e r m i n a l s
@ volutvtE CoNTROL
Turn this control to adiust the output level of the speakers and
t h e h e a d p h o n e s . O u t p u t i s m i n i m u m a t 0 a n d i n c r e a s e s a s
t h e
c o n t r o l i s t u r n e d c l o c k w i s e .
C) BALANCE CONTROL
T h i s c o n t r o l s h o u l d n o r m a l l y b e s e t t o 5 . W h e n t h e o u t p u t
f r o m
the left and right speakers or headphones is not the same, adiust
b y t u r n i n g t h e c o n t r o l c l o c k w i s e o r c o u n t e r c l o c k w i s e '
GD SUBSONIC SWITCH
S e t t h i s s w i t c h t o t h e " 1 5 H z " p o s i t i o n w h e n l i s t e n i n g t o r e c o r d s '
I t s e r v e s 1 o a t t e n u a t e f r e q u e n c i e s l o r n æ r t h a n 1 5 H z a n d , t h e r e f o r e ,
it can be used to suppress the ultra-low-range noise which is
generated by record warp and other factors. When listening to
program sources other than records, set this switch to OFF'
@ MODE SWITCH
T h i s s w i t c h s h o u l d n o r m a l l y b e s e t t o S T E R E O .
S T E R E O .
S e t h e r e l o r o r d i n a r y s t e r e o l i s t e n i n g o f a s t e r e o -
p h o n i c s o u r c e .
M O N O .
S e t h e r e t o l i s t e n t o a m o n a u r a l s o u r c e . T h e l e f t
a n d r i g h t c h a n n e l i n p u t s i g n a l s w i l l b e m i x e d a n d
h e a r d i n m o n o t h r o u g h b o t h t h e l e f t a n d r i g h t
sPeakers.
@ P O W E R M E T E R
The POWER meter shows the output level in walts when speaker
systems with a nominal impedance of 8 ohms have been connected
t o t h e S P E A K E R S t e r m i n a l s .
L . . . .
O u t p u t o f l e f t s P e a k e r
R . . . .
O u t p u t o f r i g h t s P e a k e r
J
J
P O W E R O N i n d i c a t o r
F u n c t i o n i n d i c a t o r
I
d F ' l
'
s r H
- . * . t t - *