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Let’s talk about the principles of Visibility, Understandability, Usability, Affordance, Mapping and Feedback on the ATM machine.

Lack of Visibility on the machine causes so many problems. Poor instructions on how to operate the ATM. What do I have to do to deposit a check on the ATM?

"The Psychology of Everyday Things"! Newsletter!

Right things have to be visible to indicate what parts operate and to interact with the device. Cool Technology!

Principle of Affordance

This principle needs strong clues to operate the ATM machine.

Nothing complex but easy and straight forward text and audio instructions.

Affordance principle provides strong clues to operations such as the correct way of inserting the bank card. Demonstrations are done.

Design for Understandability Sometimes we need a deeper understanding of procedures.

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Technology offers a variety of possibilities. Principle of Mapping

Its potential makes life easier with There is a mapping relationship

Increased benefits. The more the device involved in electronically controls.

Gets complex the more difficult it It allows for adjustments, learning

Becomes to use. You can do a multiple and remembering.

Functions on the modern ATM. Principle of Feedback

That is the Paradox of Technology. Sending information back to the user.

Check it out: get cash, balance and Many more features and less feedback.

Statements, deposit cash/checks, buy Too much information to take in.

Stamps, donations, choice of language, Designer cannot satisfy everyone.

Transfer money from one account to Technology is awesome!

Another, the list is endless. References:

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All images from;

https://www.google.com/search?

Norman, D. A. (1988) The Psychology of

Everyday Things. United States of America.

By Sweetmore Library of Congress.