Honeywell QUANTUME IS3480 User Manual page 32

T
ROUBLESHOOTING
Symptoms
RS232 Only
The unit powers
up OK and
scans OK but
does not
communicate
properly to the
host.
The host is
receiving data
but the data does
not look correct.
Characters are
being dropped.
Keyboard Wedge Only
The unit scans
the bar code
but there is no
data.
The unit scans
but the data is
not correct.
The unit is not
transmitting
each character.
Alpha characters
show as lower
case.
Everything
works except
for a couple of
characters.
28
G
UIDE
Possible Cause(s)
The com port at the
host is not working or
is not configured
properly.
The cable is not
connected to the
proper com port.
The com port is not
operating properly.
The scanner and host
may not be configured
for the same interface.
The intercharacter
delay needs to be
added to the
transmitted output.
The unit may not be
configured correctly.
The unit may not be
configured correctly.
The unit may not be
configured correctly.
The computer is in
caps lock mode.
These characters may
not be supported by
the current country's
key look up table.
Solution
Check to make sure that the
baud rate and parity of the
scanner and the communication
port match and that the program
is looking for RS232 data.
Check that the scanner and the
host are configured for the same
interface.
Add some intercharacter delay to
the transmitted output by using
the MetroSelect Configuration
Guide ( 00-02407).
MLPN
Make sure the scanner is
configured for the appropriate
mode.
Make sure that the proper PC
type (ie. AT or PS2) is selected.
Verify correct country code and
data formatting are selected.
Adjust the intercharacter delay.
Increase the interscan code
delay setting. Adjust whether
the F0 break is transmitted. It
may be necessary to try both
settings.
Enable caps lock detect setting
of the scanner to detect whether
the PC is operating in caps lock.
Try operating the scanner
in Alt Mode.