Symbol PDT 7200 Series Product Reference Manual page 53

PDT 7200 Series Product Reference Guide
• The PDF417 bar code symbol has multiple rows, but the raster pattern also has
multiple scanning rows. For this reason, as you scan:
• Center the aiming pattern on the bar code, as illustrated in
• Keep the pattern in the same horizontal plane as the bar code.
3/4"
Figure 4-4. Orienting Scanning Pattern On PDF417 Bar Code
• If the vertical scan pattern is not high enough to cover a "tall" PDF417 symbol,
move the scanner slowly down toward the bottom of the symbol, keeping the
beam horizontal to the rows, and then slowly back upward toward the top
(Figure 4-5).
Figure 4-5. Moving Scan Pattern Upward and Downward on "Tall" PDF Symbol
4-12
Figure 4-3.
3/4"