Specifications

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projected on the screen. Please utilise the Visual Zoom feature to zoom
in and out with the picture.
After initial failed attempts to operate the zoom button on the remote
control, the user switches the projector from video to computer
setting. Once in computer mode the zoom feature of the remote
control is easily achieved.
Task Seven: Please switch between the ‘Computer Input’ and ‘Video’
channels.
This user had familiarised herself to this function through selecting
this function earlier in the session. Easily flicks between both settings.
Task Eight: Because of the low light in the room, it necessary that
you adjust the brightest control of the projector.
User is further confused by the relationship between the onscreen GUI
and the remotes selection function. User is made unsure as to the
correct process by being offered two channels of selection, this
confusion is added to through a poorly sized volume control arrows,
which require the user to switch between up and down separately
before operating, going against the established intuitive volume
control function accessed earlier in the session.
Task Nine: Please select the ‘widescreen’ in order to view a DVD in it’s
preferred format.
This function is completed without any new problems arriving.
Task Ten: Please ‘Freeze’ a frame of film on the projector for a
moment and then unfreeze it.
Freeze unfreeze button easily located on the remote.
Task Eleven: That completes this segment of the evaluation; please
reset the projector by turning it off now and then switching it back on.
User intuitively presses power button repeatadly until switching it off.
User is then prompted to consult the help file to assess why the
projector will not immediately power up. User learns of two minute
warm down period.