|  | 
Disconnecting the USB cable
|  | Make sure your printer is turned off and all its lights are off. |  
|  | Open the scanner unit. |  
|  | Disconnect the USB cable from your printer. |  
|  | Close the scanner unit. |  
 Warning: 
| Be careful not to trap your fingers when closing the scanner unit. |  When reconnecting the USB cable, follow the steps above, but connect the USB cable in step 3. |  |