Reset the 305 Printer:

1.  Turn the printer off.

2.  Press and hold the feed button.

3.  Turn the printer on while holding the feed button.

4.  Watch the light blink orange once, red 5 times, orange 5 times, green and release the feed key.  The light will blink green 5 times and you can release the button any time before the 5th green blink.

5.  Turn the printer off.



Recalibrate the 305 printer:

1.  Turn the printer off.

2.  Press and hold the feed button.

3.  Turn the printer on while holding the feed button.

4.  Watch the light blink orange once, red 5 times, orange and release the feed key.  The light will blink orange 5 times and you can release the button any time before the 5th orange blink.

5.  Turn the printer off. 



The printer should now be recalibrated.

For further instruction follow the Link bellow.

http://www.waspbarcode.com/printers/WPL305_Video.asp