Operation Manual

17 En
• Because the power amplifier of A-S3000 is of the floating balanced type, the
following types of connections are not possible.
– Connecting with the left channel “–” terminal and the right channel “–” terminal
as well as “+” terminals (Fig. 1).
– Connecting with the left channel “–” terminal and the right channel “–” terminal
inverted (cross connection, Fig. 2).
– Deliberately connecting with the left/right channel “–” terminals and metal part
on the rear panel of this unit, as well as accidentally touching them.
• Do not connect your active subwoofer to the SPEAKERS L/R CH terminal.
Connect it to the PRE OUT jacks of this unit.
• Do not connect a component with no volume control, such as a CD player, to the
MAIN IN jacks, as the volume level of the signals input to the MAIN IN jacks is
fixed. If such equipment is connected, a sound may burst, and the unit and/or
speaker may be damaged.
Caution
NORMAL(EIA)
G
ER
AC IN
SPEAKERS L CH
A OR B:4 MIN./SPEAKER A + B:8 MIN./SPEAKER
BAL 1
PB
+HOT GND
- COLD
REC
PRE OUT
MAIN IN
A
TOR
A
TT.
(
-6DB)
PHASE
NORMAL INV.
BAL 2 LINE 1
LINE 2
ATTENUATOR
BYPASS ATT.
(-6dB)
PHASE
NORMAL INV.
AUTO POWER STANDBY
ON OFF
1
3
2
+–
+ -
CD recorder,
tape deck, etc.
Speakers A
(L channel)
Speakers B
(L channel)
External amplifier or
active subwoofer
Preamplifier,
AV receiver, etc.
Network player with
XLR jacks
BD player, etc.
English
+
–
+
–
L
R
+
–
+
–
L
R
+
–
+
–
L
R
+
–
+
–
L
R
Fig. 1 Fig. 2