SCANTECH ID (Champtek company) NOVA N-4070 - Manual (Page 32)

Appendices 26
Problems Diagnostic Tips
The LED remains blue.
 The scanner is continuously
reading a barcode. Remove all
barcode labels from the scan
volume of the scanner and try
again.
 The scanner cannot send the data
to the host system. There is no
proper handshaking between the
scanner and the host. Scanner
buffer is full. Make sure that all
cables are connected and your
host system is ready to receive
data.
A barcode is read by the scanner but
not accepted by the host system.
 The communication cable is not
connected to the serial port of
your host system. Refer to the
manual of your host system to
locate the serial port.
 The communication settings of the
host and scanner do not match.
Ensure that the setting values for
both devices are the same. For
proper adjustment values see the
Configuration Guide.
 The communication cable does
not suit your host system. Contact
your supplier for the correct
communication cable.
 The data format is not supported
by the software running on the
host system.