Can the cable be routed into the left/right/top/bottom?
A. The cable can come in from the right or left side, not the top or bottom. Q. Can this be moved by the end user or is this set when you order? A. This must be specified before purchase. The user can not change the cable entry. Q. Where is and what type of button(s) are used to control the display? A. There is one button, inside the case, that is used for all calibration and settings. There are no external switches. The photo below shows the access port to the calibration button. Q. What triggers the auto on/off? A. The On/Off works on PPO2 levels. Q. How does the back light work? A. The backlight is set to either ‘On’ or ‘Off’ in the settings menu. Whenever the unit is active, that setting will be used. Q. What type of battery does it use? Where is it? How do you change it? A. The battery is 1/2AA Lithium, 3.6 volts. It is widely available, and user replaceable. It is fitted inside the digital display. The following pictures show the display with the rear cover removed. The rear cove
