Symbol LS 4208 - Polarity

Wand
Emulation
Interface
9-7
Polarity
Scan a bar code below to select the polarity required by the decoder. Polarity determines how the scanner's Wand
Emulation
interface
creates
the
Digitized
Barcode
Pattern
(DBP).
DBP
is
a
digital
signal
that
represents
the
scanned
bar
code.
Different
decoders
expect
the
DBP
to
be
in
a
certain
format.
The
DBP
either
has
the
"highs"
represent
bars
and
the
"lows"
represent
spaces
(margins),
or
the
"highs"
represent
spaces
(margins)
and
the
"lows"
represent
bars.
*
Bar High/Margin Low
Bar
Low/Margin
High
Ignore
Unknown
Characters
Unknown characters are characters the host does not recognize. When Send Bar Codes With Unknown Characters
is
selected,
all
bar
code
data
is
sent
except
for
unknown
characters,
and
no
error
beeps
sound
on
the
scanner.
When
Do
Not
Send
Bar
Codes
With
Unknown
Characters
is
selected,
bar
codes
containing
at
least
one
unknown
character
are
not
sent
to
the
host,
and
the
scanner
emits
an
error
beep.
*
Send Bar Codes With Unknown Characters
Do
Not
Send
Bar
Codes
With
Unknown
Characters