Roland Jupiter 4 with MIDI INPUT (FULLY SERVICED) SN 064245

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via this Reverb listing

"Fully Serviced at Switch On, Austin Tx.

It comes with the ORIGINAL MANUAL .

I got the Hamburg Wave MIDI KIT

I added just the MIDI INPUT , but I’ll include the OUT and THRU .( you’ll have to make a hole , and just plug and play , no soldering required)

I’ll send you the original chips if you wanna restored it to the original state .

This is the list of what it was serviced on it :

Recapped PSU- PARTS =

Cleaned off old thermal compound and regreased pass transistors and heatsink in PSU.

Replaced/socketed 723 regulator in PSU.

Cleaned key contacts.

Cleaned synth, connections, inside and out.

Exercised/cleaned all switches, sliders, and jacks.

Performed full calibration.

Square wave duty off on A module, replaced 4052 and associated op amp for PW control and recalibrated PW.

Tested all functions including arp and memory, all A-OK."