Symbol 68 Serie Guide Utilisateur page 11

Q u i c k
3. Ensure that the scan beam crosses all bars and spaces on the
bar code symbol, as shown below:
Hold the scanner farther away for larger symbols, and closer
for symbols with bars that are close together.
Long-range versions support a two-level scan trigger. The
first, narrow beam is for aiming, and the second beam decodes
the label.
4. The LED turns from red to green for successful decodes. The
68XX may also beep.
Aiming: Hold at an Angle
Do not hold the 68XX's scan window directly over the bar code.
Laser light reflecting directly back into the scan window from the
bar code is known as specular reflection. This strong light can
"blind" the scanner and make decoding difficult. The area where
specular reflection occurs is known as a "dead zone".
R e f e r e n c e
Right Wrong
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