![](/images/backgrounds/292029/hp-procurve-radio-port-220-users-manual-54531136x1.png)
3. Front Edge Reaches Secondary Flag
Drive roller full speed inwards
Secondary flag | Primary flag | Media inserted |
Photo sensor window
Media: reaches the secondary flag
Primary flag: rotated 90° counter clockwise (active)
Secondary flag: rotated 35° counter clockwise (active)
Optical sensor: optical path cleared by both flags
Drive roller: full speed inwards, engaging media
Front Panel: Load Media LED off, Busy LED on
Media Length Measurement: front edge detected
When the secondary flag clears the optical path, the roller is activated. As the secondary flag is closer to the roller, paper skew is minimized allowing a deeper media insertion