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Unbalanced jack for guitar input.
Switches between Clean and Rhythm/Lead channels.
Controls for sensitivity, tone shaping, and master volume.
Gain, EQ, boost, and overdrive for channels.
Rhythm/Lead master volumes and ON/OFF switch.
Mains socket, fuse details, and connections.
WRITE button/LED for mode selection.
Thru, In, and Program System I/O ports.
External control for programming and channel selection.
Connections for external effects and headphone use.
Level selector and preamp outputs.
Secondary instrument input for loopers or other devices.
Specifies the types and selection of tubes used.
MIDI capabilities and headphone output details.
Fuse values, physical size, and weight.