4. Prepare the monitor:
a. With the monitor face down, cable connection towards you and the words Trillium 5000 at the top, the left side of the monitor is where the memory card has been inserted for you. You will not need to access this compartment.
b. The right side door is for the battery. Open the battery compartment and insert an AA battery, observing the polarity diagram in the compartment. Securely close the battery compartment.