Yamaha RX-V420RDS - Manual (Page 20)

18
IMPEDANCE SELECTOR Switch
WARNING
Do not change the IMPEDANCE SELECTOR switch setting while the power to this unit is on, otherwise the unit may be
damaged.
If this unit fails to turn on when STANDBY/ON (or POWER) is pressed, the IMPEDANCE SELECTOR switch may not
be fully slid either position. If so, slide the switch to either position fully when this unit is in the standby mode.
Select the right or left position according to the impedance of speakers in your system. Be sure to move this switch only
when this unit is in the standby mode.
SWITCHED
100W MAX. TOTAL
AC OUTLETS IMPEDANCE SELECTOR
SET BEFORE POWER ON
MAIN A OR B: 4 MIN. /SPEAKER
A + B: 8 MIN. /SPEAKER
CENTER : 6 MIN. /SPEAKER
REAR : 6 MIN. /SPEAKER
MAIN A OR B: 8 MIN. /SPEAKER
A + B:16 MIN. /SPEAKER
CENTER : 8 MIN. /SPEAKER
REAR : 8 MIN. /SPEAKER
MAINS
Switch
position Speaker Impedance level
Left
Main
If you use one set of main speakers, the impedance of
each speaker must be 4 Ω or higher.
If you use two sets of main speakers, the impedance of
each speaker must be 8
Ω or higher.
Center The impedance must be 6 Ω or higher.
Rear The impedance of each speaker must be 6
Ω or higher.
Right
Main
If you use one set of main speakers, the impedance of
each speaker must be 8 Ω or higher.
If you use two sets of main speakers, the impedance of
each speaker must be 16
Ω or higher.
Center The impedance must be 8 Ω or higher.
Rear The impedance of each speaker must be 8 Ω or higher.
Connecting the Power Supply Cords
After completing all connections, connect the AC power cord to an AC power outlet. Disconnect the AC power cord if you
will not use this unit for a long period of time.
■ AC OUTLETS (SWITCHED)
Europe model .................................................... 2 OUTLETS
U.K. model .......................................................... 1 OUTLET
Use these outlets to connect the power cords only from your
audio/video components to this unit. The power to the AC
OUTLET(S) is controlled by this unit’s STANDBY/ON (or
POWER). These outlets will supply power to any connected
component whenever this unit is turned on. The maximum
power (total power consumption of components) that can be
connected to the AC OUTLET(S) is 100 W.
(Europe model)
IMPEDANCE
SELECTOR
CONNECTIONS
SWITCHED
100W MAX. TOTAL
AC OUTLETS IMPEDANCE SELECTOR
SET BEFORE POWER ON
MAIN A OR B: 4 MIN. /SPEAKER
A + B: 8 MIN. /SPEAKER
CENTER : 6 MIN. /SPEAKER
REAR : 6 MIN. /SPEAKER
MAIN A OR B: 8 MIN. /SPEAKER
A + B:16 MIN. /SPEAKER
CENTER : 8 MIN. /SPEAKER
REAR : 8 MIN. /SPEAKER
MAINS
(Europe model)
To AC outlet
SWITCHED
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