Arnold Renderer

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aiSurface

Color Managment Off
Select Windows->Settings/Preferences->Preferences
Under Color Management
     Uncheck Enable Color Management
Select Save

Install plug-in, if you do not see Arnold options
Keep in mind that Autodesk did not developArnold; it is a plug-in for Maya, so you may have to enable it in the Plug-in Manager before you can see it as an option in your Render Settings window.
     To enable the plug-in:  Window>Settings/Preferences>Plug-in Manager
    
Check both the Loaded box and the Auto Load box next to mtoa.mll
     (Located near the bottom of the list.)

Create a Scene
Create->NURBS Primitives->Cylinder->option

     Select Caps:  Top
In the Channel Box
     Translate Y   1

Create->NURBS Primitives->Sphere
In the Channel Box
     Translate X  2.5
     Translate Y  1

Create->NURBS Primitives->Plane

In the Channel Box
    Scale X and Z  20


Add Shaders
hypershade Click on this Hypershade icon located at the top of the screen
.
Select the Materials tab
Click on the Lambert icon in the Create list 2 times to create 2 shader balls.
Double click one of the Lambert Shader balls to bring up the Attribute Editor
    
Click the Map Button map_button.jpg  across from color
     Add a Checker texture
Under the texture's Attributes
     Change Color 1 to  value 0.4
     Change Color 2 to  value 0.3
Under the place2dTexturetab
     Change Repeat UV to 16 (both)
Select the polygon plane and hold right mouse over the Lambert material.
     Select
Assign Material to Selection
hypershade Hypershade
Select the Materials
tab, Add an Arnold material
Click on the aiStandardSurface icon
Select the sphere and cylinder
     Hold right mouse over the aiStandardSurface material
     Click Assign Material to Selection
In the Attribute Editor
under Base, Change the Color value to 0.5


Add Lights
Arnold->Lights->Skydome Light

In the Attribute Editor, change the Color value to 0.2

Create->Lights->Point Light
Translate X  10
, Y  15 and Z  10
In the Attribute Editor, under the Arnold tab change Exposure to 10


Render Settings
Render Settings icon upper right  srender_settings  (Windows->Rendering Editors->Render Settings...)

Change Render Using to Arnold Renderer
Presets-> Load Preset->Default Settings

Under the
Common tab:
Choose
Image format: Tiff
Uncheck Dither


Background Invisible
aiSurface2

You will still have the ambient light affecting your scene.
Select the aiSkydome Light in the Outliner menu
In the Attribute Editor under Visibility, change the Camera value to 0


Use Preset Shaders
Make a
aiStandard shader
Press the Presets* button select a preset you would like to try.


Single Sided
Arnold rendering is very slow because it is calculating reflections, refractions, shadows, and ambient attributes. In order to help speed up the rendering make everything single sided.

Select all the objects in the scene.
Choose Windows->General Editors->Attribute Spread Sheet.
Select the Render Tab.
Click the Double Sided Column.
Input 0 to turn off all selected items at once.
attribute_spread_sheet