User Manual

29
Problem Probable Cause Solution
Information could not be
read from the tag.
The tag may be outside
of the scanning area.
Make sure the tag is no
more than 84 inches
from the scanner.
The tag may have passed
too quickly past the
scanner.
Make sure the tag is in
the scanning area for at
least 3 milliseconds.
No RF Power The supplied SCS
Diagnostic tag may be
used to verify that the
scanner is transmitting RF
power. When placed
within a few inches of the
transmit antenna, the
LED on the Diagnostic
tag will glow Red,
indicating the presence of
the RF field. Be sure to
oberserve the RF safety
precautions as outlined in
"RF Exposure" page 41.
Same as above, but
the Activity/Error LED
flickers constantly.
RF Interference is
disrupting scanner-to-tag
communications.
See “Chapter 3-RF
Communications” for
suggestions on improving
communications.
U519 FCC rewrite 2-22-01.p65 2/22/2001, 2:43 PM29