Problems While Using This Product
This page explains the
troubleshooting procedures to resolve problems you may
experience while using this product.
Serial devices are not
displayed or temporarily displayed in SX Virtual Link for Serial Device
Server.
If serial devices are not displayed
in SX Virtual Link for Serial Device
Server, you need to
check the cable connection as well as the network settings between this
product and your PC.
Solution |
Please check the LED status of this
product and the Ethernet Hub this product is connected to. If the LED
indicates improper status, replace the AC plug and other cables, and
reboot the connected devices. |
Solution |
It takes up to 30sec for this
product to get ready after it is powered on.
Please wait until this product becomes ready, and then click
the Refresh button in SX
Virtual Link for Serial Device Server again. |
Solution |
Please add SX
Virtual Link for Serial Device
Server to the exception list in your
security software. Please refer to the FAQ on our website ( http://www.silexamerica.com/ )
for details on adding an application to the exception list.
|
Solution |
First, check the IP Address of your PC.
To check the IP Address, use the Windows Command Prompt.
- Select Start - All
Programs - Accessories - Command
Prompt.
- When the Command Prompt is started, execute the ipconfig
command.
Example of executing the ipconfig command
Microsoft
Windows [Version 6.0.6001]
Copyright (C) 2006 Microsoft Corporation.
All rights reserved.
C:\Users\username>ipconfig
(Press Enter)
Windows IP Configuration
Ethernet adapter Local Area Connection:
Connection-specific DNS Suffix . :
IPv6 Address. . . . . . . . . . . . : XX:XX:XX:XX:XX:XX:XX:XX
Temporary IPv6 Address. . . : XX:XX:XX:XX:XX:XX:XX:XX
IPv4 Address. . . . . . . . . . . . : 192.168.20.10
(IP Address of PC)
Subnet Mask. . . . . . . . . . . . : 255.255.255.0
Default Gateway. . . . . . . . . :
C:\Users\username> |
Check that the IP Address of the PC is a proper address for
communicating with
the IP Address of this product.
If the PC and this product are in the same network segment but use a
different network number in their addresses, you need to
change either the address of the PC or this product. Also, if
there is
a
router between the PC and this product, check that the default
gateway address is properly configured.
|
Solution |
First, turn off this product and open the
Windows Command Prompt.
Ping the IP address of this product.
- Select Start - All
Programs - Accessories - Command
Prompt.
- When the Command Prompt appears, execute the ping
command.
Example of executing the ping command when the
IP address of this product is 192.168.20.20
Microsoft
Windows [Version 6.0.6001]
Copyright (C) 2006 Microsoft Corporation.
All rights reserved.
C:\Users\username>ping
192.168.20.20 (Press Enter)
Pinging 192.168.20.20 with 32 bytes of data:
(When there is a reply)
Reply from 192.168.20.20: bytes=32 time<1ms TTL=128
Reply from 192.168.20.20: bytes=32 time<1ms TTL=128
Reply from 192.168.20.20: bytes=32 time<1ms TTL=128
Reply from 192.168.20.20: bytes=32 time<1ms TTL=128
(When there
is no reply)
Reply from XXX.XXX.XXX.XXX: Destination host unreachable.
Reply from XXX.XXX.XXX.XXX: Destination host
unreachable.
Reply from XXX.XXX.XXX.XXX: Destination host
unreachable.
Reply from XXX.XXX.XXX.XXX: Destination host
unreachable.
|
If there is a reply while this product is turned off, it means
there is
another network device using the same IP address as this
product. In such
a case, change the IP address of either this product
or the other network device.
|
Solution |
Please check that the cable is properly plugged to this
product and the serial device. If there is a spare serial cable,
replace the cable and check the operation. |
I cannot communicate
with a serial device.
If you cannot communicate with the serial device connected to
this
product, you need to check the communication settings on this product
and serial communication software.
Solution |
Please check that the cable is properly plugged to this
product and the serial device. If there is a spare serial cable,
replace the cable and check the operation. |
Solution |
When you are using SX Virtual Link for Serial Device
Server to communicate with a serial device, the serial communication
settings may differ between the serial device and serial communication
software. If the serial communication settings are different between
them, you may not be able to communicate with the serial device. Also,
output serial data may not be transferred correctly.
Check the settings on serial communication software and match
it
with those used in the serial device. For details on how to change the
settings on serial communication software, refer to the operation
manual that came with it. |
Solution |
When you are using Ecable Mode, Raw TCP Connection Mode
or
UDP Multicast
Mode to communicate with a serial device, the serial
communication
settings may differ between this product and serial device. If the
serial communication settings
are different between them, you may not be able to communicate with the
serial device. Also, output serial data may not be transferred
correctly.
You can change the serial communication settings of this product from
the Web page. For details on how to change the settings on Web page,
refer to Advanced
Settings Using Web Browser or Configuration
Item List - Serial
Configuration.
|
Solution |
In Ecable
Mode, two SX-520 must be configured with the proper IP addresses
to communicate each other and the same TCP port number should be used. If these
settings are different between them, a serial communication may fail
since a network connection is not established.
For detail settings to use this product in Ecable Mode, refer
to Ecable Mode
(Link to the Registered Device Automatically)
- 2. Before
You Begin. |
Solution |
In Raw TCP Connection
Mode, this product and application program should be configured with
the same TCP port number. If this
setting is different between them, a serial communication may fail
since a network connection is not established.
For detail settings to use this product in Raw TCP Connection
Mode, refer
to Raw
TCP Connection Mode (Link to Serial Device in TCP Raw Port) - 2. Before You Begin.
|
Solution |
In UDP Multicast
Mode, this product and application program should be configured with
the same IP multicast address. If this
setting is different between them, a serial communication may fail
since a network connection is not established.
For detail settings to use this product in UDP Multicast
Mode, refer
to UDP
Multicast Mode (Multicast to Several SX-520 at Once)
- 3.
Before You Begin. |