Zebra Technologies P420 - Manual (Page 19)

C - CARD THICKNESS CONTROL LEVER
This item is operated by the user to prevent more than one card feeding into
the printer at the same time and causing a jam.
D - CARD OUTPUT HOPPER
This item is used for collecting printed cards.
Install Card Output Hopper onto printer by
hooking over bottom edge of card exit aperture.
Card thickness:
A - 60mil (1.524mm) to 50mil (1.27mm)
B - 40mil (1.016mm)
C - 30mil (0.762mm)
D - 20mil (0.508mm)
E* - Less than 20mil (0.508mm)
* Start at lowest position and move lever up to
match card thickness.
For other card thickness, start lever at lowest
position and move up until cards feed.
Open Cover, and adjust lever to the
correct position for the card thickness you
are using. Repeat for different card thickness.
(Factory setting is for 30mil (0.762 mm) card
thickness). See diagram below :
OPERATION 11