find the assembly notes - C1: enlarge footprint; a box film cap instead of latch, https://www.neutrik.com/en/product/nc3fahr2-0 A Series, 3 pole female XLR receptacle, grounding: mating connector shell to pin1 and front panel, horizontal PCB mount, retention spring, https://www.neutrik.com/en/product/ncj10fi-h Combo I series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc3fbh1-da B Series, 3 pole female XLR receptacle, grounding: mating connector shell to pin1 and front panel, vertical PCB mount, additional ground contacts, https://www.neutrik.com/en/product/nc3mbh-e B Series, 5 pole male XLR receptacle, grounding: mating connector shell and front panel, steel retention lug, horizontal PCB mount, asymmetric push, https://www.neutrik.com/en/product/nc3fav1-da A Series, 3 pole male XLR receptacle, grounding: mating connector shell and front panel, vertical PCB mount, https://www.neutrik.com/en/product/nl8md-v-1 speakON Chassis Connectors, 8 pole chassis connector, black D-size flange, self tapping screw holes (A-screw), horizontal PCB mount, https://www.neutrik.com/en/product/ncj5fi-h-0 neutrik jack combo a Combo A series, 3 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, vertical PCB mount, http://cherryamericas.com/wp-content/uploads/2014/12/mx_cat.pdf Cherry MX keyswitch, 2.25u, PCB mount, https://www.neutrik.com/en/product/nl8md-v STX Series, 4 pole female XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, steel retention lug, vertical PCB mount, https://www.neutrik.com/en/product/nc3mbh-1 B Series, 3 pole male XLR receptacle, grounding: separate ground contact to mating connector shell and front panel, lateral left PCB mount, https://www.neutrik.com/en/product/nc4fav B Series, 3 pole female XLR receptacle, grounding: mating connector shell and front panel, steel retention lug, horizontal PCB mount, replaces NL4MD-H-2, https://www.neutrik.com/en/product/nl4mdxx-h-2 speakON Chassis Connectors, 4 pole chassis connector, black D-size flange, mirrored self tapping screw holes (A-screw), https://www.neutrik.com/en/product/nlt4md-v THT Mini XLR 5Pin right angle Würth USB-A two stacked horizontal through-hole USB type A right angle 3mm lightpipe dual tower right angle Molex 0.50mm Pitch Easy-On BackFlip, Right-Angle, Bottom Contact FFC/FPC, 200528-0210, 21 Circuits (http://www.jae.com/z-en/pdf_download_exec.cfm?param=SJ038187.pdf), generated with kicad-footprint-generator Hirose DF11 through hole, DF13-04P-1.25DS, 4 Pins per row (https://cdn.harwin.com/pdfs/M20-890.pdf), generated with kicad-footprint-generator Samtec HLE .100" Tiger Beam Cost-effective Single Beam Socket Strip, HLE-124-02-xx-DV-TE, 24 Pins per row (https://www.hirose.com/product/document?clcode=CL0537-0834-6-81&productname=DF12E(3.0)-50DP-0.5V(81)&series=DF12&documenttype=2DDrawing&lang=en&documentid=0000992393), generated with kicad-footprint-generator ipc_gullwing_generator.py TSSOP, 60 Pin (JEDEC MO-153 Var DE https://www.jedec.org/document_search?search_api_views_fulltext=MO-153), generated with kicad-footprint-generator Soldered wire connection with feed through strain relief, for 3 times outer diameter, generated with kicad-footprint-generator Molex Pico-Clasp series connector, S40B-PUDSS-1 (http://www.jst-mfg.com/product/pdf/eng/ePUD.pdf), generated with kicad-footprint-generator Connector Phoenix Contact, SPT 5/2-V-7.5 Terminal.