Reference Guide

Table Of Contents
5-7
Operating the PDT 6800 Series
Boot to Command Mode
Command Mode provides functions for:
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Running the Self-Test program to verify that the hardware is operating properly
(refer to Chapter 7, Error Recovery and Troubleshooting).
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Performing a Memory Transfer to upload data from a terminal to a host system (refer
to Chapter 7, Error Recovery and Troubleshooting ).
!
Performing a Program Download to transfer an application from the host to a
terminal (refer to Chapter 3, Batch and Spectrum One Terminal Setup).
To boot to Command Mode:
For the 35-Key terminal:
" Power the terminal off
" Press and hold <BKSP> and <SHIFT>
" Press and release <PWR>
" Release <BKSP> and <SHIFT>.
For the 46-Key terminal:
" Power the terminal off
" Press and hold <F> and <I>
" Press and release <PWR>
" Release <F> and <I>.
Adjusting the Display
Display Contrast
The screens contrast is adjustable to eight levels, making the display more readable in
different lighting conditions, at various temperatures, and at different viewing angles.
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To reduce (lighten) display contrast, press FUNC Y.
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To increase (darken) display contrast, press FUNC X.
Backlighting
The backlight illuminates the display in dimly lit areas.