Honeywell MK9520-37A38 User Manual - Page 33

The following four items are relevant for a Keyboard Wedge interface only., Caps Lock

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TROUBLESHOOTING GUIDE Symptoms Possible Causes Solution The following four items are relevant for a Keyboard Wedge interface only. The unit scans but the data is not correct. The unit's configuration is not correct. Make sure that the proper PC type AT, PS2 or XT is selected. Verify the correct country code and data format is selected. Adjust the intercharacter delay symptom. The unit is transmitting each character twice. The unit's configuration is not correct. Increase the interscan code delay setting. Adjust whether the F0 break is transmitted. It may be necessary to try this in both settings. Alpha characters show as lower case. The computer is in Caps Lock mode. Enable the Caps Lock detect feature of the scanner to detect whether the PC is operating in Caps Lock. Everything works except for a couple of characters. These characters may not be supported by that country's key look up table. Try operating the scanner in Alt mode. The following item is relevant for an RS232 interface only. The unit will power-up and scan but does not communicate properly to the host. The com port at the host is not working or not configured properly. 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. The unit will power-up and scan but does not communicate properly to the host. The cable is not connected to the proper com port. Check to make sure that the unit is connected to the correct com port on the host device. 29

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29
T
ROUBLESHOOTING
G
UIDE
Symptoms
Possible Causes
Solution
The following four items are relevant for a Keyboard Wedge interface only.
The unit scans
but the data is
not correct.
The unit’s configuration
is not correct.
Make sure that the proper PC type
AT, PS2 or XT is selected.
Verify
the correct country code and data
format is selected. Adjust the inter-
character delay symptom.
The unit is
transmitting each
character twice.
The unit’s configuration
is not correct.
Increase the interscan code delay
setting.
Adjust whether the F0
break is transmitted.
It may be necessary to try this in
both settings.
Alpha characters
show as lower
case.
The computer is in
Caps Lock
mode.
Enable the
Caps Lock
detect feature
of the scanner to detect whether the
PC is operating in Caps Lock.
Everything works
except for a
couple of
characters.
These characters may
not be supported by
that country’s key look
up table.
Try operating the scanner in Alt
mode.
The following item is relevant for an RS232 interface only.
The unit will
power-up and
scan but does
not communicate
properly to the
host.
The com port at the
host is not working or
not configured
properly.
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.
The unit will
power-up and
scan but does not
communicate
properly to the
host.
The cable is not
connected to the
proper com port.
Check to make sure that the unit is
connected to the correct com port
on the host device.