STUDIO REPAIR » Roland » αJUNO-2 »  Chorus Board     [Image 28 of 39]  :: Jump To  
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Roland Alpha Juno-2  •  Chorus Board
Roland Alpha Juno-2 - D/A Converter * The Large Resistor Array RA2 in Conjunction with a NEC μPC4082 (IC9) JFET-Input Operational Amplifier forms the D/A Converter for all the Control Voltages

Roland Alpha Juno-2 - A/D Converter * NEC μPD7001 8-bit A/D Converter with Serial I/O

Roland Alpha Juno-2 - Circuitry * Capacitor Array of the 4051-based S&H Circuitry. Roland's 7302 S&H-ASIC Contains Integrated Capacitors.

Roland Alpha Juno-2 - IR3R05 * Typical Point of Failure: The Integrated VCF/VCA (Roland's IR3R05)

Roland Alpha Juno-2 - Trimmer * VCF Frequency Adjustment Trim-Pots

Roland Alpha Juno-2 - Battery * Desoldered Backup Battery

Roland Alpha Juno-2 - Battery * Replaced Backup Battery with Socket

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Roland Alpha Juno-2 - Chorus Board - Image by Nikolaus Riehm - Equipment courtesy of Anthony Rother
Roland Alpha Juno-2 - Aftertouch * Pressure Strip Connector

Roland Alpha Juno-2 - Slider * Volume Board Assembly 76160400

Roland Alpha Juno-2 - Encoder * The α-Dial Encoder

Roland Alpha Juno-2 - Encoder * The α-Dial Encoder Dismounted

Roland Alpha Juno-2 - Encoder * The α-Dial Encoder Contact Board

Roland Alpha Juno-2 - Slider * Dismounted Volume Slider

Roland Alpha Juno-2 - Test Mode * LCD Indicating the Entered Test Mode



 
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