Denso BHT-825QW User Manual page 250

9.2 When File Transfer is Not Possible Using the
Transfer Utility
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 has 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 CU.
The BHT
specification is illegal.
Cause Details
communication interface
2D Code 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 237, 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.
Connection may not be possible depending on the
hub model, and 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 consuming
power exceeding the maximum standard (500mA
or more) is connected to the adjacent port,
insufficient current may be supplied.
Use an AC adapter to supply power directly.
Use a properly functioning RS-232C cross-cable.
Specify IrDA (Optical) if connected to the PC via
the CU. Refer to QBdirect (page 237, Note 1) for
details of the setting method.
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