Denso BHT-904B User Manual page 193

9.2 When File Transfer is Not Possible
This section describes the causes and remedies when file transfer is not possible using the Transfer Utility.
Error No.
Illegal field information specification option
when transmitting data file.
The name of the file being downloaded is a
2
long file name.
Illegal characters have been used in the file
name.
3 BHT-Ir/BHT protocol was used for transfer
6 for a BHT-BASIC 4.0 format data file.
8
Power is not being supplied to the CU.
Defect or abnormality with the cable
between the PC and CU.
The DIP switch on the reverse side of the
CU have been set incorrectly.
Defect or abnormality with the USB cable
between the PC and CU.
Unstable signal wire due to such reasons as
a USB cable extension.
51
The CU can be removed. (The device
52
remains stopped.)
The CU is not recognized by the PC. There
is a ! mark at the Device Manager or the
device is unknown.
The power supply is insufficient.
Defect or abnormality with the cable
between the PC and BHT.
Cause Details
Barcode Handy Terminal
Remedy
Set a correct value for the field information option.
Long file names are not supported.
Change to an 8.3 format file name.
Change the file name.
Refer to QBdirect (page 175, Note 1) for details of
characters that can be used in file names.
Use Ymodem protocol or restrict data files to
BHT-BASIC 3.6 format.
Supply power with an AC adapter or via a USB bus
when using a CU with USB connection.
Use a properly functioning RS-232C cross-cable.
Set the correct transmission speed with the DIP
switch on the reverse side of the CU.
Use a properly functioning USB cable.
Connect directly to a PC USB port or self-powered
hub.
Depending on the type of hub, it may be impossible
to connect to it. If operation is unstable, connect
directly to a PC USB port.
Disconnect the device and then reconnect.
Disconnect the device and then reconnect.
If the problem is still not resolved, uninstall the
driver and then reinstall.
The USB power supply performance may be
insufficient depending on the PC model.
Furthermore, if another USB device connected to
an adjacent port consumes power, thereby
exceeding the maximum standard (500 mA or
more), insufficient current may be supplied.
Use an AC adapter to supply power directly.
Use a properly functioning RS-232C cross-cable.
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