Accessibility - IBM 4820 System Reference Manual

Accessibility

Accessibility features help a user who has a physical disability, such as restricted
mobility or limited vision, to use the 4800 SurePOS terminals successfully. The following
is a high-level list of the accessibility features:
v All controls are located on the front of the machine, in easy reach.
v Industry-standard serial and USB ports allow alternative I/O devices.
v Manuals are available in .PDF format and can be downloaded from the Web. See
"Related publications" on page ix for the URL.
v To assist users with color-vision deficiencies, the power LED blinks as well as
changes color when in low-power mode.
v Displays are driven at 60 Hz to eliminate problems caused by screen flicker.
© Copyright IBM Corp. 1999, 2003
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