Nikon D7100

DLSR - digital single lens reflex

M - Manual. Front dial controls aperture.
Back dial controls shutter speed
A - aperture priority. Only front dial works here. camera automatically sets shutter speed
S - Shutter priority. Only back dial works here.
P - pre-set. saves different shutter speed or aperture settings e.g. can go back to different light settings in situations.
Green camera - auto.

Top screen - LCD screen - controls.

Black pixel in screen - dead pixel. Therefore means there's an issue in the sensor system / screen has a technical issue.

Number on screen at the top - shutter speed 

in diagram - 200.
Next to shutter speed is the f stop
in diagram - 15 

Other number  in brackets is the number of photos that remain in the camera therefore the amount of photos you can still take
in diagram - 560

' L fine ' is file settings, bottom left. ' Fine ' has the highest settings.

If all the memory is taken up on memory card 1, memory card 2 will automatically be switched to & used.

Top silver middle part - hot shoe mount. Flash guns go on top / used for flash. Examples of this include paparazzi photographers or a dial attached for studio lights in a photography studio.

                                                                                    

Small  button on top left -

S - Single fps - frames per second. ( amount of photos taken every second )

Cl - 3ps

Ch -  6ps

Timer symbol next to Q

Play icon - used to view footage - photos / videos.

Pressing up or down on images will show different quality settings on an image. To exit this, press up or down again.

To set a photo into monochrome or colour -
Menu - second icon down - 3rd option down - set picture control - vivid / monochrome

WB - white balance. shown in the top LCD screen. If you want to change the setting, use the back dial.

ISO - use back dial

ISO button when viewing photo - zooms out

Button underneath ISO - zooms in

Small button next to viewfinder adjusts focus - use if front settings aren't focusing etc.

Info button - gives all info about aperture, shutter speed, manual etc. All settings shown here. gives info photograph by photograph. 

L toggle - L locks the photo. 

Next to lens -

A - auto

AF - auto focus

Photographs taken using the camera -