Press the Okay button to unlock the door. You will hear a light click as the electronic lock disengages. Turn the handle of the door and enter. What do I do if Im the last one out of the lab? Firmly close the door on exiting. Enter your PIN on the panel. Turn the alarm system on by pressing the On button. What is my PIN? This will be discussed at the orientation activity for incoming PhD and MPhil students each semester. Any student without a pin should contact the Schools Research Higher Degrees Liaison Officer. How do I log on to the lab computer? Press the control-alt-delete key combination to bring up the log-on screen. Enter your username and password to log on. If you do not know your username, or have difficulty logging on, contact the Schools IT team by the methods listed below. What do I do if the computer/software/printer/log-on isnt working?