Name

Function
13 INPUT jack Connect your electric guitar, keyboard, or other musical instruments and effect units to this input jack.
14 OUTPUT A/MONO, B jacks

Connect your guitar amp, keyboard amp, other effect units or your mixer here.
For mono output, connect to the A/MONO jack.
15 CTL1, 2/EXP jack
  • Using the jack as CTL 1, 2
    You can connect a footswitch (FS-5U, FS-6, FS-7; sold separately) to switch MEMORY UP/DOWN and so on.
  • Using the jack as EXP
    Connect an expression pedal (EV-30, Roland EV-5, etc.; sold separately) to continuously change the effect settings for the expression pedal’s pushed-up (horizontal) position and for the pushed-down (slanted) position.
16 MIDI IN/OUT connectors

Use TRS/MIDI connecting cables (BMIDI-5-35, BMIDI-1-35, BCC-1-3535; sold separately) to connect this unit to an external MIDI device.
You can use an external MIDI device to switch between up to 128 memories on this unit.

  • Do not use these connectors for connecting to audio devices. Doing so may cause a malfunction.
17 USB port Connect your computer using a commercially available USB cable that supports USB 2.0.
  • Do not use a micro USB cable that is designed only for charging a device. Charge-only cables cannot transmit data.
  • Used only for updating programs.
18 DC IN jack

Connect the AC adaptor to this jack.
Use only the specified AC adaptor (PSA-series), connected to a 100 V AC power source.
When you connect the included AC adaptor to the DC IN jack, the unit turns on.

Turning the Power On/Off
19 Ground terminal
 Connect this to an external earth or ground. This should be connected when necessary.


  • To prevent malfunction and equipment failure, always turn down the volume, and turn off all the units before making any connections.