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ENVIRONMENT VARIABLE). At 'NAME OF
VARIABLES' enter the following text:
devmgr_show_nonpresent_devices
Enter the value '1' in 'Value of Variables'
Confirm the entry with 'OK' and restart the
computer. After rebooting open the Device
Manager. Select the menu item VIEW and
activate the option 'Show Hidden Devices'.
The 'Ghost Devices' previously hidden are
now displayed in grey. Check for entries
in the different categories such as USB,
storage volumes, etc. Only delete the entries
of devices you no longer use from the 'Device
Manager'.
1
Source: Microsoft knowledge base
1
http://support.microsoft.com/kb/315539/en
10.1. Device does not react
The USB hand held microscope does not
react when a button's pressed, crashes or
stalls. Remove the batteries from the USB
hand held microscope, wait a moment,
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and then reinsert them. Make sure they're
correctly inserted and then try again.
Service and Guarantee
This device is guaranteed for 3 years from the
date of purchase. Please keep the receipt
as proof of purchase. Our products are
manufactured using the latest manufacturing
techniques and undergo rigorous quality
control.
Service Centre
Please contact the service centre for any
questions regarding the product or claims.
Our trained staff will be happy to help.
The service hotline is listed below. If it is
necessary to make a guarantee claim (repair
or exchange), our service staff will supply
you with the return address.
Service hotline*: 00 800 – 63 43 7000
*free call