It’s problem which faces many a piece of older equipment, that ribbon cables of the type used on membrane keyboards start to fail as they become older. These cables are extremely difficult to repair as they can’t be soldered to, and since they are usually custom to the device in question. All is not lost though, as [Spare Time Repair] shows us with the cable on a Honeywell heating controller broken by a user attempting to remove the battery with a screwdriver.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/05/11/the-impossible-repair-ribbon-cables/