Troubleshooting algorithm - Cortex

Can anyone provide the website for the Troubleshooting guide for the Cortex that gives the interpretation of the LEDs on the joystick and cortex?
Thanks in advance.
Dave

http://content.vexrobotics.com/docs/Cortex_UserGuide_1010.pdf

Page 8. It was also the first link on google if you searched for “Vex Cortex LED”