Operation; External Controls, Indicators, And Connectors; External Controls; Alphanumeric Keyboard - Control Data Corporation INFORMATION SYSTEMS TERMINAL II Hardware Maintenance Manual

OPERATION
This section describes the location and function of all
external controls, indicators and connectors, and all
internal controls and indicators of the terminal. Terminal
operating procedures are described in the Control Data
PLATO Terminal User's Guide (refer to the preface of this
manual for the publication number). Use of these controls
and indicators for maintenance purposes is described in
section 6 of this manual.
EXTERNAL CONTROLS, INDICATORS, AND CONNECTORS
The following paragraphs describe the function of the
external controls, indicators, and connectors.
EXTERNAL CONTROLS
The locations of the external controls and indicators are
illustrated in figure 2-1. They are:
• Alphanumeric keyboard
• Power ON/OFF switch
• Brightness Control
• RESET switch
• DATA/TALK switch
• Parameter/Mode switches
Alphanumeric Keyboard
The terminal keyboard, figure 2-2, is discussed in the
PLATO Terminal User's Guide. Input codes are discussed in
section 4 of this manual.
Power ON/OFF Switch
This is a horizontal rocker switch serving as both a cir-
cuit breaker and power switch.
82100083
2-1
2