Boss JamStation JS-5 Owner's Manual page 32

Let's Try Playing Some Sounds
3
Set the REC INPUT selector switch appropriately.
GUITAR: When an electric guitar (or bass) is connected, or when an
electric guitar (or bass) and an effects processor are connected
(The Guitar Amp Simulator is working.)
LINE: When an electric acoustic guitar is connected, or when a
keyboard is connected
MIC: When a microphone is connected
fig.QS02-23
4
Turn [REC LEVEL] to adjust the volume level of the
connected equipment.
* Howling could be produced depending on the location of microphones relative to
speakers. This can be remedied by:
1) Changing the orientation of the microphone(s).
2) Relocating microphone(s) at a greater distance from speakers.
3) Lowering volume levels.
5
Select a song, then press [START] to start playing the song.
32