Name And Function - Marantz MA-9S1 User Manual

5. Name and function

Front panel
e
m o n a u r a l p o w e r a m p l i f i e r m a - 9 s 1 m o n a u r a l
INPUT SELECTOR
1
UNBALANCED-2 BALANCED
w
q Power switch
Press the power switch to turn the power on/off. When the
power is on, the power indicator e will illuminated.
w Input selector
This knob to select input source from Pre-Amp.
e Power indicator
The power indicator lights while the power switch is on.
12
r
p o w e r p o w e r METER OFF
ON
OFF
q t
r Level meter
The meter is used to check output power.
Meter indication vs Output power
Indicated level (dB) 8ΩLoad(W) 4ΩLoad(W)
0 300 600
–10 30 60
–20 3 6
–30 0.3 0.6
–40 0.03 0.06
t Meter off switch
This switch is used to turn on/off the level meter and internal
light of level meter.
Rear panel
y
ATTENUATOR (-dB)
0 0
- - 3 3
- - 6 6
- - 9 9
- - 12 12
INPUT
BALANCED
UNBALANCED
PUSH PUSH
1 2
BALANCED CONNECTION BALANCED CONNECTION
+ +
1 1 COLD COLD 2 2 COLD COLD( ( - - ) ) 3 3 HOT HOT( ( ) )
u i
y ATT (Attenuator)
The knob is to attenuate input level.
Initial set up is 0dB.
u Balanced input terminal
Connect to the Balanced output terminal of Pre-Amp.
i Unbalanced input terminal 1, 2
Connect to the Unbalanced output terminal of Pre-Amp.
1
SPEAKERS
AC IN
2
o !0
o Speaker output terminal
Connect your speaker system to these terminals.
Speaker cable wiring ¡ p.5
!0 AC IN socket
Connect to a household power outlet.