Driver Information 
 Old drivers impact system performance and make your PC and hardware vulnerable to errors and crashes. We suggest you to download the latest drivers.
 Keep your 
Intel(R) 5 Series/3400 Series Chipset Family USB Enhanced Host Controller - 3B34 driver upto date to maximize its performance, fixing any error related to driver.
 
 
 
 
 Intel(R) 5 Series/3400 Series Chipset Family USB Enhanced Host Controller - 3B34 is a windows driver. It's released by 
Intel  
 Type:    USB 
 Version:   9.1.1.1020 
 Date:  2009-08-20
   Hardware IDs: 
 
 PCI\VEN_8086&DEV_3B34&SUBSYS_04171025&REV_05
PCI\VEN_8086&DEV_3B34&SUBSYS_04171025
PCI\VEN_8086&DEV_3B34&CC_0C0320
PCI\VEN_8086&DEV_3B34&CC_0C03
  
  Compatible IDs: 
 
 PCI\VEN_8086&DEV_3B34&REV_05
PCI\VEN_8086&DEV_3B34
PCI\VEN_8086&CC_0C0320
PCI\VEN_8086&CC_0C03
PCI\VEN_8086
PCI\CC_0C0320
PCI\CC_0C03
  
 The following operating system has used this driver: 
 
  Microsoft Windows XP Professional 
 Microsoft Windows 7 Ultimate  
 Microsoft Windows 7 Professional  
 Microsoft Windows 8 xTreme™  
 Microsoft Windows 7 Home Premium  
 Microsoft Windows Server 2008 R2 Enterprise  
 Microsoft Windows 7 Enterprise 
 This download is valid for the product(s) listed below:
Acer            - TravelMate 4740                 
 Acer - TravelMate 4740 
 Acer - TravelMate 4740                 
 Acer - TravelMate 4740 (V1.28) 
 Acer - TravelMate 4740 (V1.31) 
 Acer - TravelMate 4740                 (Rev) 
 Acer - TravelMate 4740 (V1.25) 
Notices:
The software drivers provided on this page are generic versions and can be used for general purposes. However, computer original equipment manufacturers (OEMs) may have altered the features, incorporated customizations, or made other changes to the software or software packaging they provide. To avoid any potential installation incompatibilities on your OEM system, We recommend that you check with your OEM and use the software provided via your system manufacturer. We or the computer original equipment manufacturer (OEM) may not provide technical support for some or all issues that could arise from the usage of this generic version of software drivers.