3
1
Back

A rock/reggae rhythm on the 16-pin IDC connector when nothing is plugged into the gate of the bad trace. 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 diameter between 16-19 mm: https://www.keyelco.com/product.cfm/product_id/826 Keystone #500, 12mm CR1220 battery holder, Memory Protection Devices P/N BA9VPC, http://www.memoryprotectiondevices.com/datasheets/BA9VPC-datasheet.pdf PP3 Battery Holder BH-331P Battery Type 3xAA Battery Holder BA9VPC 9V 2xAA cell battery holder, Memory Protection Devices P/N BC2AAPC, http://www.memoryprotectiondevices.com/datasheets/BC2AAPC-datasheet.pdf 2xAA cell battery holder, Keystone P/N 2462, https://www.keyelco.com/product-pdf.cfm?p=1027 1xAAA Battery Holder, 2479, Battery Type 3xAA battery CR1225 coin cell retainer SMT battery holder Keystone type 103 battery holder Keystone SMT (Auto-In/Ultra-Low) Holder for 2032 Cell, 33.2 x 23.9mm, 2mm height above PCB, https://www.keyelco.com/userAssets/file/M65p4.pdf Keystone type.

New Pull Request