What is on the rear panel
The following drawing shows the connectors on the rear panel of your spectrometer:

| A | Purge connector, where you connect a purge gas supply if you purchased the optional purge package |
| B | Auxiliary connector, which allows you to start a data collection remotely and allows service personnel to check spectrometer function |
| C | USB 2.0 port, where you connect the system computer (the instrument can interface with USB 2.0 and USB 3.0 devices) |
| D | Accessory connector, used to connect the instrument to a Nicolet iZ10 module or other accessories |
| E | Power supply port, where you connect the power supply for the instrument |
| F | Power switch, used to turn the instrument on or off |

