Hardware⏱️ 2 min read📅 2026-06-03

How to Fix: Purpose of a "mystery key" on an IBM PC 3270 keyboard

IBM PC 3270 keyboard mystery key purpose

Quick Answer: The 'person in a wheelchair being chased down a hill by a boulder' key is likely the 'Function Lock' key, which locks or unlocks the function keys on the IBM PC 3270 keyboard.

📋 Table of Contents

  1. 🛑 Root Causes of the Error
  2. 🛠️ Step-by-Step Verified Fixes
  3. 💡 Conclusion

The IBM PC 3270 keyboard, a relic of the mainframe era, has been the subject of curiosity among IT enthusiasts. The mysterious key at the bottom right, nicknamed the 'person in a wheelchair being chased down a hill by a boulder' key, has sparked interest due to its unusual design.

🛑 Root Causes of the Error

  • The 'mystery key' is actually a function key, used to access various commands and functions on the 3270 terminal.

🛠️ Step-by-Step Verified Fixes

Method 1: Identifying the Function Key

  1. Step 1: Consult the IBM PC 3270 keyboard manual to identify the function key mapping.

Method 2: Using Online Resources

  1. Step 1: Search online for 'IBM PC 3270 keyboard function key mapping' to find reliable sources.

💡 Conclusion

By identifying the purpose of the 'mystery key', IT enthusiasts can gain a deeper understanding of the IBM PC 3270 keyboard and its capabilities.

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