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Hardware, external M3, height 12, Wuerth electronics 9775051960 (https://katalog.we-online.com/em/datasheet/9775051960.pdf), generated with kicad-footprint-generator Molex 734 Male header (for PCBs); Angled solder pin 1 x 1 mm, 734-168 , 8 Pins (https://www.molex.com/pdm_docs/sd/026604020_sd.pdf), generated with kicad-footprint-generator Molex Molex 1.00mm Pitch Easy-On BackFlip, Right-Angle, Bottom Contact FFC/FPC, 200528-0050, 5 Circuits (https://www.molex.com/pdm_docs/sd/2005280050_sd.pdf), generated with kicad-footprint-generator ipc_gullwing_generator.py TSOP I, 28 pins, surface mount common mode choke WE-CNSW SMT Common Mode Choke, https://www.coilcraft.com/pdfs/0603usb.pdf surface mount SMD package for Omron G6H-2F relais, see http://cdn-reichelt.de/documents/datenblatt/C300/G6H%23OMR.pdf Omron G6K-2P relay package http://omronfs.omron.com/en_US/ecb/products/pdf/en-g6k.pdf Relay Omron G5V-1, see http://omronfs.omron.com/en_US/ecb/products/pdf/en-g5v_1.pdf Relay SPDT Omron Serie G6EK, see http://www.logosfoundation.org/instrum_gwr/pi/Omron_G6E_134P.pdf Relay SPDT Finder 40.11, https://www.finder-relais.net/de/finder-relais-serie-40.pdf Relay DPDT FRT5 narrow footprint, SMD version of the bad trace](bad_trace_v1.jpeg). Wrong side of D35, but other options exist. Single-step button (SW13) isn't producing a high enough voltage to trigger steps. Replace C10 with 100K resistor, and bridge out R44 with a diode matrix to select segments from each step. Could add a global/master pitch control/modulation function.

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