Yamaha CS-01

red yamaha cs-01
a red Yamaha CS-01

I’ve been doing a lot of repairs the past couple of weeks that I haven’t posted about because there’s not much to say about the jobs or the instruments (digital workstations, modern hammer-action keyboards, etc), and I don’t have much to say about the work I did on this Yamaha CS-01 either, but wanted to share this picture of it just because it is ADORABLE. Continue reading “Yamaha CS-01”

Korg SV-1 “Stage Vintage Piano” – keyboard action repair tips

Korg SV-1 keyboard
Korg SV-1 keyboard

This is a new-ish keyboard that is not a synth, but is stocked with samples of classic vintage keyboards, like the Clavinet, Wurlitzer, Rhodes, Mellotron, etc., and has fully-weighted keyboard action and a little tube preamp. It has 73 keys and because of the weighted keys and thick body material is quite heavy.

My tasks were to replace the USB MIDI jack (a quick job) and fix a handful of black keys that had dropped– they were sitting lower than the other keys and making a clicking sound when played. Continue reading “Korg SV-1 “Stage Vintage Piano” – keyboard action repair tips”

Roland Juno 106 (#6)

Roland Juno 106

After I finished actually working on this Juno, I finally caved in to my perverse scientific curiosity and decided to see if I could use parts from a few half-failed Juno chips (ones from various Juno 106s I’ve worked on, that weren’t fully restored by the soaking/stripping process) to create some fully-functioning ones. Continue reading “Roland Juno 106 (#6)”

Roland Jupiter 6 – calibration tips

Roland Jupiter 6
Roland Jupiter 6

The Jupiter 6 is one of Roland’s two most beloved 80’s polysynths, the other being the Jupiter 8. While I was looking for service documents for the Jupiter 6 though, I came across some absurdly aggressive forum posts from people who don’t like this synth and are pointlessly mad that a lot of other people like it a lot. Continue reading “Roland Jupiter 6 – calibration tips”