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Problems on Screen Transfer Feature

This page explains the troubleshooting procedures to resolve problems you may experience while using SX-ND-4350WAN Plus.



My computer screen is not shown on a display.

If your computer screen is not shared with the display, you need to check the cable connection as well as the network settings between SX-ND-4350WAN Plus and your PC.

Solution It takes up to 30sec for SX-ND-4350WAN Plus to get ready after it is powered on. Please wait until SX-ND-4350WAN Plus becomes ready.

Solution Check the cable connection between SX-ND-4350WAN Plus and the display.

Solution Please confirm that the PC is not in sleep mode.
If the PC is in sleep mode, you cannot make a link between the PC and display device using SX-ND-4350WAN Plus. Change the PC's power settings to prevent it from going into sleep mode.

Solution Please check that SX Virtual Link Display for Education is running on the PC.
If SX Virtual Link Display for Education is not running, start it from the Start menu.
If SX Virtual Link Display for Education is not installed on the PC, install it at Downloading the Utilities.

Solution Inappropriate settings beyond the capability of the display may have been set to Display Driver on your PC.
Refer to How to Use Display Driver to change the settings.

My computer screen is shown on a touch-panel display or pen tablet device but cannot be controlled.

If the computer screen cannot be controlled on a touch-panel display or pen tablet device, you need to check the SX Virtual Link Display settings.

Solution Please check that "For input devices, wait a certain amount of time before connection" is enabled on SX Virtual Link Display for Education's setting.
For details on SX Virtual Link Display for Education, refer to SX Virtual Link Display for Education User's Manual that can be downloaded at Downloading the Utilities. In this setting, you may also need to change the time before connection if it is necessary.

SX-ND-4350WAN Plus is not displayed in SX Virtual Link Display for Education.

If SX-ND-4350WAN Plus is not displayed in SX Virtual Link Display for Education, you need to check the cable connection as well as the network settings between SX-ND-4350WAN Plus and your PC.

Solution It takes up to 30sec for SX-ND-4350WAN Plus to get ready after it is powered on. Please wait until SX-ND-4350WAN Plus becomes ready and then click the Refresh button in SX Virtual Link Display for Education.

Solution Please add SX Virtual Link Display for Education 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.
  1. Select Start - All Programs - Accessories - Command Prompt.
  2. When the Command Prompt is started, execute the ipconfig command.

Example of executing the ipconfig command

Microsoft Windows [Version 6.1.7601]
(C) Copyright (c) 2009 Microsoft Corporation. All right reserved.

C:\Users\username> ipconfig  (Press Enter)

Windows IP Configuration


Ethernet adapter Local Area Connection:

       Connection-specific DNS Suffix . . . :
       IPv6 Address. . . . . . . . . . . . . . . . : 2001:db8::x:x:x:x
       Temporary IPv6 Address . . . . . . .. : 2001:db8::z:z:z:z
       Link-local IPv6 Address. . . . .
. . . . : fe80::x:x:x:x%4
       IPv4 Address. . . . . . . . . .
. . . . . . : 192.168.0.10  (IP Address of PC)
       Subnet Mask . . . . . . . . . . .
. . . . . : 255.255.255.0
       Default Gateway. . . . . . . .
. . . . . . : fe80::x%4
                                                            192.168.0.254
Check that the IP Address of the PC is a proper address for communicating with the IP Address of SX-ND-4350WAN Plus.
If the PC and SX-ND-4350WAN Plus 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 SX-ND-4350WAN Plus. Also, if there is a router between the PC and SX-ND-4350WAN Plus, check that the default gateway address is properly configured.
When using the DHCP server feature of SX-ND-4350WAN Plus, the PC needs to be set to obtain an IP address automatically.

Solution First, turn off SX-ND-4350WAN Plus and open the Windows Command Prompt.
Ping the IP address of SX-ND-4350WAN Plus.
  1. Select Start - All Programs - Accessories - Command Prompt.
  2. When the Command Prompt appears, execute the ping command.

Example of executing the ping command when the IP address of SX-ND-4350WAN Plus is 192.168.0.20

Microsoft Windows [Version 6.1.7601]
(C) Copyright (c) 2009 Microsoft Corporation. All right reserved.

C:\Users\username> ping 192.168.0.20 (Press Enter)

Pinging 192.168.0.20 with 32 bytes of data:

(When there is a reply)
Reply from 192.168.0.20: bytes=32 time =1ms TTL=128
Reply from 192.168.0.20: bytes=32 time =9ms TTL=128
Reply from 192.168.0.20: bytes=32 time <1ms TTL=128
Reply from 192.168.0.20: bytes=32 time <1ms TTL=128


(When there is no reply)
Reply from 192.168.0.10 : Destination host unreachable.
Reply from 192.168.0.10 : Destination host unreachable.
Reply from 192.168.0.10 : Destination host unreachable.
Reply from 192.168.0.10 : Destination host unreachable.

If there is a reply while SX-ND-4350WAN Plus is turned off, it means there is another network device using the same IP address as SX-ND-4350WAN Plus. In such a case, change the IP address of either SX-ND-4350WAN Plus or the other network device.

Video appears skippy on the display.

If the video is skippy on the display, you need to check your network settings.

Solution If you are playing a video or using an application that changes the screen dynamically, set a lower resolution level.

Screen is stretched vertically or horizontally.

If a stretched screen is displayed, you need to check the resolution setting on the Display Driver.

Solution Please check that the same resolution as the display is configured for Display Driver on your PC.
Refer to How to Use Display Driver to change the settings.

Solution Please check that the same aspect ratio as the display is configured for Display Driver on your PC.
Refer to How to Use Display Driver to change the settings.

Audio is not output.

If no audio is output, you need to check the speaker connection as well as sound settings on your PC.

Solution Please check that the sound is not muted on your PC, audio device or speaker.

Audio is choppy.

If the audio is choppy, you need to check your network settings.

Solution If you are playing a video or using an application that changes the screen dynamically, set a lower resolution level.

Touch-pen does not work properly after it is linked to SX-ND-4350WAN Plus.

Solution The problem could be improved by selecting ON for Stabilize Touch-pen Use in the Web page of SX-ND-4350WAN Plus.



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