IBM 3278-2A/3279-2C Display Console 75-key Operator Control Panel Keyboard
Provided by the ASK Keyboard Directory

327X-OC type Model B, IBM 43X1 w/o channel-to-channel and power-on variant
eg, P/Ns 4942161, 4942163, 4942164, 4942166, 4942168, 4942169, 4942170, 4942171, 4942172, 4942174, 4942175, 4942176, 4942178, 4942179, 4942180
IBM-made 75-key (most) or 76-key (Japanese) operator console keyboard for the IBM 3270 lineage IBM 3278 Model 2A Display Console and 3279 Model 2C Color Display Console, both consoles for the System/370 compatible IBM 4331, 4341, 4361 and 4381 Processors. The keyboard notably had a green "START" key and a red "STOP" key. This version of the OCP does not have the possible channel-to-channel and power-on features or a numeric lock.
Relations
Parent design
- WorthPoint - VINTAGE IBM 3278 BEAM SPRING KEYBOARD OPERATOR CONTROL PANEL COMPUTER MAINFRAME [accessed 2024-01-16]. License/note: photos saved from WorthPoint, used under fair dealing.