Roland Studio-Capture Amplifier Owner's Manual page 48

Advanced Operation
8.
The procedure will differ depending on your system . Proceed as follows .
Windows
If you're using Windows, the two STUDIO-CAPTURE units
must be connected to the same USB controller . In the driver
settings of "USB Driver Settings" (p . 54), select the VS EXPAND
check box . Make sure that the "OK" indication is shown .
If this does not indicate "OK, " proceed as directed below .
If "USB controller does not match" is shown:
Connect the second STUDIO-CAPTURE unit to a different USB
port, and keep trying other USB ports until the indication is
"OK" or "Sampling rate does not match . "
* Alternatively, you can ensure that the two
STUDIO-CAPTURE units are connected to the same
USB controller by connecting them both to a USB 2 .0
compliant hub .
If "Sampling rate does not match" is shown:
Disconnect both USB cables from the computer, turn off the
power of the first unit, and start again from step 4 . Connect
each STUDIO-CAPTURE unit to the same USB port .
If nothing is shown in the VS EXPAND section.
Disconnect both USB cables from the computer, turn off the power of both STUDIO-CAPTURE
units, and start again from step 1 .
Mac OS X
Make "Mac OS X MIDI Settings" (p . 56) for the second STUDIO-CAPTURE unit . In step 6, enter
"STUDIO-CAPTURE EXP" as the [Device Name] .
1.
After making connections, in the Mac OS X Finder, open the [Applications] folder and
then the [Utilities] folder, and then double-click [Audio MIDI Setup] .
2.
Click the [+] button and click "Create an Aggregate Device . "
3.
"Aggregate Device" will appear in the list; double-click it and edit the name .
Change the device set name to "STUDIO-CAPTURES . "
4.
From the audio devices at the right, add a check mark to "Use" for "STUDIO-CAPTURE"
and then for "STUDIO-CAPTURE EXP . "
5.
In the clock source field, choose "STUDIO-CAPTURE EXP . "
6.
If a check mark has been placed in the Resample field or the Drift Connection field, clear
the check mark .
48