Connecting Your Scarlett 18I8; Power; Mac Os Only; Windows Only - Focusrite Scarlett 18i8 User Manual

Connecting your Scarlett 18i8

IMPORTANT: Before you connect your Scarlett 18i8 to your
computer, please complete the software installation according to the
instructions on page 8. This will ensure that the hardware uses the

Power

Your Scarlett 18i8 should be powered from an external 12 V DC, 1 A mains adaptor. A suitable adaptor
is supplied with the unit.
IMPORTANT: We very strongly recommend that you only use the supplied mains adaptor. Failure to
use this adaptor is likely to permanently damage the unit and will also invalidate your warranty.

Mac OS only:

Your OS should automatically switch the computer's default audio outputs to be the USB port to
which the Scarlett 18i8 is connected. To verify this, go to
that the input and output are set to
Applications > Utilities > Audio MIDI Setup
open

Windows only:

Your OS should automatically switch the computer's default audio outputs to be the USB port to
which the Scarlett 18i8 is connected. To verify this:
• On Windows 7 - go to:
Audio Devices
and ensure that
Driver.
• on Windows 8, navigate to
Manage Audio Devices
2.0 Driver
.
correct drivers, and will prevent unexpected behaviour.
Scarlett 18i8 USB
Start > Control Panel > Hardware and Sound > Sound > Manage
Default Playback
Control Panel
and ensure that
System Preferences > Sound
. For more detailed setup options on a Mac,
.
Recording
and
and then select
Default Playback
are set to
Hardware and Sound > Sound >
Recording
and are set to
, and ensure
Focusrite 2.0
Focusrite
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