VGB21 Video Terminal Installation and Operating Information

This document is the "Installation and Operating Information" guide for the VGB21 Video Terminal. It provides comprehensive instructions and details for users to set up, configure, and operate the terminal.

Key aspects covered include:

• Installation and Setup: Guidance on physically installing the terminal (e.g., tilt/swivel stand, connecting cables, power) and using the Set-Up menu to configure its operating features.
• Multiple Sessions: A core feature allowing the VGB21 to function as up to four virtual terminals simultaneously, including details on using Terminal Device/Session Management Protocol (TD/SMP) or Session Support Utility (SSU) software for efficient port sharing.
• Desktop Features: Information on built-in productivity tools such as a clock, calculator, character set viewer, and customizing the banner message, along with details on accessibility aid and copy/paste functions.
• Defining Keys: Instructions for customizing keyboard functions, including redefining keys, creating new function keys (UDKs), and setting key sequences.
• Maintenance and Troubleshooting: Practical advice on cleaning the terminal and keyboard, a table for identifying and correcting common problems (e.g., printer issues, modifier keys, blank screen), and procedures for installing or removing optional ROM cartridges for firmware updates.
• Specifications: Detailed technical data covering dimensions, display characteristics, supported operating systems and terminal emulations, electrical requirements, and environmental operating conditions.
• Standards Conformance: Information on various regulatory approvals (e.g., FCC, CE, Energy Star) and environmental compliance (e.g., no asbestos, flame retardants, ozone-depleting substances).
• Ergonomics and Safety: Important recommendations for proper workstation setup, posture, and work habits to ensure user comfort and prevent injuries.

The document is primarily intended for users for installation and daily operation, with more advanced programming information referred to a separate guide.