Sharp MX-M550 Information Sheet download pdf (Page 10)

Page 10 of 15

Criteria

Supporting Features Remarks and explanations

k-(1) Controls and keys shall be tactilely

discernible without activating the controls or keys.

Supports

[For Operation Panel]

(1) Major keys are recognized not only with vision but

also with others.

(2) Frequent used keys are aligned to be recognized

easily and different shape and color are used so as to

be distinguished easier.

k-(2) Controls and keys shall be operable with one

hand and shall not require tight grasping, pinching, or

twisting of the wrist. The force required to activate

controls and keys shall be 5 lbs. (22.2 N) maximum.

Supports

[For Whole System]

(1) The force required to activate controls and keys is

22.2N or lower.

(2) Controls and keys can be operated with one hand

and do not require tight grasping, or twisting of the wrist.

[For Input through key, touch panel]

(3) Upper side of the button are concave for good

fitness with finger.

[For Operation Panel]

(4)Light touch on the Panel does not activate input.

(25g-250g)

k-(3) If key repeat is supported, the controls, an

input method shall be delay before repeat shall be

adjustable.

Not Applicable Not applicable

k-(4) The status of all locking or toggle controls or

keys shall be visually discernible, and discernable

through touch or sound.

Supports Power Key is discernible through touch.

(d) When biometric forms of user identification or

control are used, an alternative form of identification

or activation, which does not require the user to

possess particular biological characteristics, shall

also be provided.

Not Applicable There are no biometric forms of user identification.

(e) When products provide auditory output, the audio

signal shall be provided at a standard signal level

through an industry standard connector that will allow

for private listening. The product must provide the

ability to interrupt, pause, and restart the audio at

anytime.

Not Applicable

There is no auditory output.

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Sharp MX-M550 Information Sheet Page 10

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