Yamaha DSP-A1 - IMPEDANCE SELECTOR SWITCH; Speaker Impedance Requirements

20
Be sure to switch this only when the power to this unit is not on.
Select the position whose requirements your speaker system
meets.
WARNING
Do not change the IMPEDANCE SELECTOR switch
setting while the power to this unit is on, otherwise this
unit may be damaged.
IF THIS UNIT FAILS TO TURN ON WHEN THE
STANDBY/ON SWITCH IS PRESSED;
The IMPEDANCE SELECTOR switch may not be set to
either end closely. If so, set the switch to either end closely.
(Left position)
Rear: The impedance of each speaker must be 4Ω or
higher.
Center: If you use two center speakers, the impedance of
each speaker must be 4Ω or higher.
If you use one center speaker, the impedance of the
speaker must be 4Ω or higher.
Main: The impedance of each speaker must be 4Ω or
higher.
Front effect:
The impedance of each speaker must be 6Ω or
higher.
(Right position)
Rear: The impedance of each speaker must be 8Ω or
higher.
Center: If you use two center speakers, the impedance of
each speaker must be 4Ω or higher.
If you use one center speaker, the impedance of the
speaker must be 8Ω or higher.
Main: The impedance of each speaker must be 8Ω or
higher.
Front effect:
The impedance of each speaker must be 8Ω or
higher.
m IMPEDANCE SELECTOR switch
AC OUTLETS
SWITCHED
I00W MAX. TOTAL
200W MAX.
UNSWITCHED
IMPEDANCE SELECTOR
: 4 Ω MIN. /SPEAKER
A B : 4
Ω MIN. /SPEAKER
A OR B : 4
Ω MIN. /SPEAKER
: 4
Ω MIN. /SPEAKER
EFFECT : 6
Ω MIN. /SPEAKER
SET BEFORE POWER ON
MAIN
CENTER
REAR
FRONT
: 8 Ω MIN. /SPEAKER
A B : 4
Ω MIN. /SPEAKER
A OR B : 8
Ω MIN. /SPEAKER
: 8
Ω MIN. /SPEAKER
EFFECT : 8
Ω MIN. /SPEAKER
MAIN
CENTER
REAR
FRONT
A B
A OR B
+
FRONT REAR
(SURROUND)
VOLTAGE SELECTOR
(General model)
IMPEDANCE SELECTOR