HP DesignJet 200 Service Manual page 36

3. Front Edge Reaches Secondary Flag
Drive roller
full speed
inwards
Secondary flag
D Media: reaches the secondary flag
D Primary flag: rotated 90 counter clockwise (active)
D Secondary flag: rotated 35 counter clockwise (active)
D Optical sensor: optical path cleared by both flags
D Drive roller: full speed inwards, engaging media
D Front Panel: Load Media LED off, Busy LED on
D 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
5 4 Functional Overview
Media inserted
Primary flag
Photo sensor window
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