Troubleshooting Usb-Hid; Data Buffer Mode Common Setting - Opticon MDI-4000 Series Serial Interface Manual

MDI-4000 Series Serial Interface Manual
Keyboard Language Commands (continued)
Command Description
[BPJ Turkish
[EF4 Russian English
[EF5 Russian Cyrillic
[BAZ Brazilian
[E76 Chinese
[E77 Korean
[E78 Taiwanese
PM Japanese
4.3.9

Troubleshooting USB-HID

Use this table to find possible solutions to common USB-HID problems.
USB-HID Troubleshooting
Problem
Output is not correct
Characters are out of order
Multi-byte character is not
output
Line break is doubled
Cannot output images
Scan engine does not
appear in the device
manager
Scan engine unexpectedly
restarts
Error beep sounds and there
is no output after reading a
barcode

4.4 Data Buffer Mode Common Setting

The data buffer mode setting is common to all interfaces. This setting lets you specify whether
to read an object during data output.
When data buffer mode is enabled, the scan engine can perform other operations, such as
barcode scanning while outputting decoded data. However, reading performance may decrease
36
Code Page
Windows 1254
Windows 1251
Windows 1251
Windows 1252
Windows 1252
Windows 1252
Windows 1252
Shift-JIS
Possible Solution
•
Make sure the keyboard language and output destination application
settings are correct.
•
If the host processing speed is not fast enough, add an inter
character delay.
•
If the control string is included, make sure that Ctrl +"any alphabet
key" does not overlap with the shortcut key on the host side.
Try the Windows WIME application with USB-COM. For more
"COM to HID Output (WIME)" on page
information, see
Configure the additional suffix setting based on the host application's
line break.
Images cannot be transferred.
•
Make sure the USB cable is properly connected.
•
Make sure that the connected USB port is operating properly.
•
Make sure that the USB port power supply is providing enough
power. Laptops or hubs may not be able to supply sufficient power.
•
Remove the scan engine from the USB port, and then re-connect
the scan engine.
•
Connect the scan engine to a different port.
Default
30.