IBM 3180 1 User Manual page 12

Notes:
1. Save all packaging material for use if service is required.
2. Check that the security keys are in the envelope taped to the top of the top
of the display element.
3. Record the key identification number in case the keys are lost and
replacement is needed.
4. If you use special keyboard keytops, use Appendix B for the installation
instructions and the form for recording the location of special keys.