Sony PCG-R505GCK User Manual
Page 103
 
Using PC Cards
109
Why doesn’t my computer recognize attached devices?
For some PC Cards, if you alternate between normal power operation and the 
Standby or Hibernate modes while the card is inserted into the PC Card slot, the 
computer may not recognize the PC Card or the connected device. Restart your 
computer.
Why can’t I insert my PC Card?
❑
Make sure you are inserting the card correctly. See “Inserting PC Cards” for 
more information.
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You may not be able to use some PC Cards or some functions of the PC Card 
with this computer. Check the manual that came with your PC Card for more 
information on its use.
Why does an exclamation mark (!) appear on the Device Manager tab in the 
System Properties dialog box?
You may not be using the most recent driver software provided by the PC Card 
manufacturer. Make sure the necessary drivers are installed. You may need to 
remove the driver software, and reinstall it.