The Televideo 9220 keyboard was OEMed for Televideo terminal systems and other systems. This keyboard was sold either as a module that an OEM could integrate into their own case or as a full keyboard with a case. The keyboard module is more common to come across on rather than the keyboard with the case.
This keyboard was OEMed for Televideo:
The locking switch for this keyboard are special as it's the first time that a keyboard would have the alpha lock function available.
The layout is unique to this keyboard where the big ass enter with a 1.75u backspace key. Additionally, the numberpad consists of some other special keys like the double 00 key and CE key.
The switch plate is made out of stamped steel.
The PCB is a double-sided PCB with all traces on the backside of the PCB. There is a 10 pin Molex connector that connects the keyboard to the rest of the TypeStyler.