STUDIO REPAIR » Roland » JUNO-60 »  PSU     [Image 37 of 51]  :: Jump To  
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Roland Juno-60  •  PSU
Roland Juno-60 - Chorus PCB * A dusty chorus PCB

Roland Juno-60 - Chorus PCB * Chorus circuitry consists of one MN3009 256-stage BBD per channel, driven by a MN3101 clock generator and modulated by a separate chorus LFO on the right panel PCB.

Roland Juno-60 - Right Panel PCB * Dismounted right panel PCB

Roland Juno-60 - Right Panel PCB * The right hand panel PCB contains the Intel 8251 USART for the DCB connection

Roland Juno-60 - Picture * The right hand panel PCB contains the masked-programmed 80C49 panel controller. It scans all pots, sliders, buttons and stores the patches into memory and handles the cassette tape writing and reading.

Roland Juno-60 - Memory * IC11 and IC12 is the battery backed-up patch memory. 1k x 4 bit per chip = 1 kilo byte

Roland Juno-60 - PSU * …

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Roland Juno-60 - PSU - Image by Nikolaus Riehm - Equipment courtesy of Marek Hemmann
Roland Juno-60 - Keyboard Assembly * Dismounted keyboard assembly

Roland Juno-60 - Keyboard Assembly * Folded up keyboard assembly

Roland Juno-60 - Key Contacts * Worned out key contacts

Roland Juno-60 - Groove MIDI * Fitted Groove Electronics Juno-6/60 MIDI Conversion Kit (Groove III / JUNO660)

Roland Juno-60 - CPU / Voice Board * Board OPH161 / PCB 052H370C

Roland Juno-60 - CPU / Voice Board * Board OPH161 / PCB 052H370C

Roland Juno-60 - CPU / Voice Board * Board OPH161 / PCB 052H370C



 
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