Ac Power Connection; Dc Power Connection - Bose FreeSpace DXA 2120 Owner's Manual

4.7.5 AUX output connection
The signal and any applied processing from any of the four inputs
can be output using the line-level AUX OUTPUT jack. This output
can feed into another amplifier or other equipment used in the
installation.
Connector
RCA
S
T
1 2
XLR
3
T R S
Phone
Plug
(Balanced)
T S
Phone
Plug
(Unbalanced)
4.0 Hardware Installation

4.8 AC POWER connection

4.8.1 Input voltage setting (120 or 220-240V)
The rear connection panel of the mixer/amplifier chassis
provides an input voltage switch for 120V or 220-240V use.
An input voltage switch is not provided on the 100V version.
AUX OUT
Change the setting only as needed.
Check the switch setting to be sure it is appropriate for the local
T
power standard.
S
Set for 120V
2
from AC power before changing the input voltage setting on the rear
3
connection panel.
1
4.8.2 Fuse type
Be sure the proper supplied fuse is inserted in the fuse box.
Replace the fuse as needed with the proper type. 120V units
require a T6.3AL/250V fuse. 220V-240V units require a T3.15AL/
T
250V fuse.
R
S
4.8.3 AC POWER connection
Insert the proper power cord for the voltage used in your region.

4.9 DC POWER connection

T
This unit allows for +24V DC battery backup power in case there
S
is a mains power failure. There will be a noticeable reduction in
output due to the limited power of this backup power source.
15 of 36
Set for 220-240V
WARNING: Be sure to disconnect the mixer/amplifier chassis