2-2
Off: the battery is not installed or the monitor is not connected to the external power supply when being
powered off.
5. External power LED
On: The monitor is connected to the external power supply.
Off: The monitor is not connected to the external power.
2.1.2 Left View
1. Hard connection communication interface: used for communication between N1 and the host monitor.
2. Infrared communication interface: used for communication between N1 and the host monitor. When the host
monitor has a hard connection communication interface and operates normally, the hard connection
communication interface will be first used automatically.
3. Power contact: used for receiving power supply from the host monitor.
4. Multi-pin connector: connects N1 to the Dock or the Modular Rack.
5. External DC power input connector: connects N1 to the external AC adapter.
NOTE
Dry the multi-pin connector of N1 before connecting N1 to the Modular Rack or Dock in case of water
spray.
To ensure a good contact, clean the contacts regularly, as dust and dirt may collect on them. When
cleaning the contacts, wipe them with cotton, dampened with alcohol (using forceps is recommended).