: Connect to the console, management, or USB ports as needed for initial configuration. 4. Software Boot and Initialization
Remove the dust plugs from the optical ports. Insert your approved Nokia-compatible optical transceivers into the slots. Connect clean, inspected fiber patch cords until you hear a distinct click. 7. Initial System Boot and Configuration
The chassis is heavy; use two people for lifting or a mechanical lift when placing it into the rack. Position the heaviest device at the bottom of the rack for stability.
For DC power:
: Operating temperature should be maintained between 0°C and +40°C (32°F to +104°F). 2. Hardware Installation Steps
I once watched a junior engineer try to front-mount this in a shallow comms rack. The fiber optics bent at an angle that would make a unicorn weep. Signal loss went through the roof.
Configure the GNSS receiver if your application requires advanced synchronization features like SyncE or IEEE 1588v2. Nokia Documentation Center 7250 IXR Hardware Documentation Hub nokia 7250 ixr x1 installation guide
Confirm that the new version is active and that all configuration elements are intact.
Configure the management Ethernet port:
Ensure the AC power cord matches your regional wall outlet standard. : Connect to the console, management, or USB
With physical installation complete, you must initialize the software operating system (Nokia SR OS). Connecting via Console Port
After grounding, use a multimeter to verify continuity between the chassis and the rack ground.