Roland GA-212 Owner's Manual page 11

Making Unit Link Connections
Link connection can be made with another unit. Link connection allows you to obtain more sound pressure, and give a powerful performance on a
large stage.
When the amps are connected as described below, channel change by the foot controller, and use of an expression pedal are possible with the
connected amp.
Amp to which a guitar is
connected
Amp to which link connection
is made
* Lower the volume on all devices when turning the unit
on or o .
How to stack the amps
GA-212/112 can be used in a stacked con guration.
NOTE
Up to one unit can be stacked. Do not stack two or more units. When stacking, be sure to follow the instructions below.
* Be sure to set up and use these units in stable, level locations.
* To prevent injury caused by the unit overturning or being dropped, make sure that at least two persons work together when lifting and
carrying the units.
* Be careful not to get your ngers pinched.
How to stack the amps
* When the amps are stacked, always align them so that the
corners of the upper and lower amps are securely engaged. If
the corners are not engaged, there is a risk of the units falling.
* Do not stack GA-212 and GA-112.
* If the units are to be stacked, always remove all casters from
each amp.
Fitting and removal of casters (For GA-212 only)
The casters are not tted to the unit when shipped from the factory.
To t or remove the casters, follow the diagram.
Rear panel
Rear side
To the foot controller
1/4-inch phone type
Rear panel
Rear side
Front panel
Cable: Stereo
INPUT jack on the front panel
OK
NG
Cable: 1/4-inch
phone type
* Before making a connection,
turn the [MASTER] knob of the
amp to be connected to 0. Adjust
the volume after making the
connection.
* When the guitar is connected to
HIGH, connect to HIGH. When
the guitar is connected to LOW,
connect to LOW.
Front side of the unit
9