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Yamaha SY-1 Service Manual
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BOSS SY-1 Synthesizer Guitar Synth Boss Effects [SN C6N9890] [08/04] | Reverb
Video Manual: Boss SY-1 Synthesizer - YouTube
Video Manual: Boss SY-1 Synthesizer - YouTube
Video Manual: Boss SY-1 Synthesizer - YouTube
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User manual Boss SY-1 (English - 1 pages)
User manual Boss SY-1 (English - 1 pages)
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