PSC Duet User Manual page 33

3. Use the Pointer Line to help locate the center of the
bar code before pressing the trigger switch (Figure
18). Small bar code labels need to be close to the
scan window, while larger bar code labels should be
farther away.
a. Trigger Switch
b. Rear Scan Window
c. Scan Line
User's Guide
Figure 18. Locating the pointer
d. Scan Depth
e. Pointer Line
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