2/23/2017 new driver models for direct download:601
Adaptec Aha 3940u 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Adaptec Aha 3940u
Certifications for Adaptec Aha 3940u
5 stars for Adaptec Aha 3940u "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 2/23/2017 Updates

All drivers on are updated on daily basis.

However, a new version of Adaptec Aha 3940u might have been uploaded since our last site update.

Adaptec Aha 3940u Driver Download

Windows Compatibility for Adaptec Aha 3940u driver

Adaptec Aha 3940u Driver Details:

Adaptec Aha 3940u File Name:

Adaptec Aha 3940u Driver Version: 14.R4k

Adaptec Aha 3940u ZIP Size: 101.kb

Manufacturer: Adaptec

Adaptec Aha 3940u was fully scanned at: 2/20/2017
Scan Status: driver download scanOK

Adaptec Aha 3940u special revision for: Windows Vista Ultimate 32 bit, Windows XP 64-bit Edition 64 bit, Windows Vista Home Basic 32 bit, Windows XP Media Center Edition 2005 32 bit, Windows 8 32 bit, Windows XP Media Center Edition 32 bit, Windows XP Tablet PC Edition 32 bit

Adaptec Aha 3940u Download Stats:

Driver Uploaded: 11/28/2016

Direct Downloads: 347
Most Recent Download: 2/21/2017
Managed Downloads: 2752
Most Recent Download: 2/22/2017
Download Mirrors: 1
Current Delay: 23 Seconds
Driver License: Free to the general public

Direct Download Success Stats:

Reports Issued By 282/347 Users

Success Reported By 46/282 Users

Driver Download Score69/100

Driver Installation Score60/100

Overall preformance Score69/100

Adaptec Aha 3940u 8 Thumbs Up8Thumbs
Adaptec Aha 3940u 1 Thumbs Down1Thumbs
Adaptec Aha 3940u driver direct download was reported as adequate by a large percentage of our reporters, so it should be good to download and install.

Installation Manager Success Stats:

Reports Issued By 2258/2752 Users

Success Reported By 1807/2258 Users

Driver Download Score76/100

Driver Installation Score85/100

Overall preformance Score96/100

Adaptec Aha 3940u 1724 Thumbs Up1724Thumbs
Adaptec Aha 3940u 198 Thumbs Down198Thumbs
Adaptec Aha 3940u driver installation manager was reported as very satisfying by a large percentage of our reporters, so it is recommended to download and install.


1. Direct Download

Select your OS and press "Download".

This option requires basic OS understanding.
Select Your Operating System, download zipped files, and then proceed to
manually install them.
Recommended if Adaptec Aha 3940u is the only driver on your PC you wish to update.


2. Driver Installation Manager

This option requires no OS understanding.
Automatically scans your PC for the specific required version of Adaptec Aha 3940u + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Adaptec Aha 3940u, or the driver installation manager, take a few minutes to send us a report:
* Only registered users can upload a report.

Don’t have a password?
Please register, and get one.

Adaptec Aha 3940u may sometimes be at fault for other drivers ceasing to function

These are the driver scans of 2 of our recent wiki members*

*Scans were performed on computers suffering from Adaptec Aha 3940u disfunctions.

Scan performed on 2/23/2017, Computer: HP HP Compaq 6531s

Outdated or Corrupted drivers:12/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) Pentium(R) processor N- and J-series / Intel(R) Celeron(R) processor N- and J-series SoC Transaction Router - 0F00Outdated
Mice And Touchpads
Logitech HID-compliant muisOutdated
Usb Devices
VIA Controller host avanzato USB VIACorrupted By Adaptec Aha 3940u
Alcatel AlcatelUsb HSPA BusUp To Date and Functioning Burr-Brown USB Audio Codec 2900 (commercial 2.8.45)Up To Date and Functioning
Sound Cards And Media Devices
Realtek High Definition Audio-apparaatCorrupted By Adaptec Aha 3940u
Network Cards
Qualcomm Atheros Option GTM67x PCIe WiFi AdapterUp To Date and Functioning
Microsoft HID KeyboardUp To Date and Functioning
Hard Disk Controller
Intel Intel(r) 82801DB Ultra ATA Storage-Controller-24CAUp To Date and Functioning
Texas Instruments Texas Instruments PCIxx12 Integrated FlashMedia ControllerUp To Date and Functioning
NEC Texas Instruments PCIxx21/x515 Cardbus ControllerUp To Date and Functioning
SMSC SMSC Fast Infrared DriverOutdated
NEC Generic CardBus-kontrollerOutdated
Broadcom Broadcom GNSS 4752 Geolocation SensorUp To Date and Functioning
O2Micro Standard-CardBus-ControllerOutdated
Cameras, Webcams And Scanners
Importek USB Composite DeviceUp To Date and Functioning
Video Cards
Intel Video ControllerCorrupted By Adaptec Aha 3940u
Input Devices
Microsoft Microsoft Hardware USB KeyboardOutdated
Port Devices
Mobile Connector Device Diagnostic Interface (COM11)Corrupted By Adaptec Aha 3940u
Sony Digital Flat Panel (1024x768)Corrupted By Adaptec Aha 3940u
Mobile Phones And Portable Devices
Acer NOKIACorrupted By Adaptec Aha 3940u

Scan performed on 2/23/2017, Computer: Toshiba Dynabook Qosmio D711/T9CB

Outdated or Corrupted drivers:7/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Microsoft Serverworks Champion CSB5 - SouthBridge 5 LPCOutdated
Mice And Touchpads
Sentelic Finger Sensing PadUp To Date and Functioning
Usb Devices
Hewlett-Packard Officejet 4500 G510n-z (DOT4USB)Corrupted By Adaptec Aha 3940u
Sound Cards And Media Devices
ASUSTek ASUSTeK Silicon BDA Video CaptureUp To Date and Functioning
NVIDIA NVIDIA GeForce GT 540M (Microsoft Corporation - WDDM v1.2)Corrupted By Adaptec Aha 3940u
Logitech Webcam C170Up To Date and Functioning
Network Cards
Intel(R) Centrino(R) Wireless-N 2200Up To Date and Functioning
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
Toshiba TOSHIBA SD Memory Card DriveUp To Date and Functioning
Intel Intel(r) AIM External Flat Panel Driver 7Corrupted By Adaptec Aha 3940u
Nokia Nokia C6-00 USB Phone ParentUp To Date and Functioning
Microsoft Texas Instruments PCI-8x12/7x12/6x12 CardBus ControllerUp To Date and Functioning
Intel Intel(r) AIM External Flat Panel Driver 1Up To Date and Functioning
Intel Intel(r) AIM External TV Encoder Driver 2Up To Date and Functioning
Point Grey Research Texas Instruments OHCI-konformer IEEE 1394-HostcontrollerUp To Date and Functioning
Cameras, Webcams And Scanners
EPSON EPSON Stylus CX6400Corrupted By Adaptec Aha 3940u
Video Cards
Intel Video Controller (VGA Compatible)Corrupted By Adaptec Aha 3940u
Input Devices
Logitech USB-HID (Human Interface Device)Up To Date and Functioning
Port Devices
PROLiNK PROLiNK Voice Device (COM9)Up To Date and Functioning
Sony Digital Flat Panel (1024x768)Corrupted By Adaptec Aha 3940u
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
Adaptec Aha 3940u 8241.102/19/201512/28/2016adaptec_aha_3940u-8241.10.exe27kbLG LB50-CC34ZL, Sweetwater Sound CS250, HP PAVILION DV8000, Compaq EL445AA-ABA SR1750NX NA651, Toshiba Dynabook T351/57CWS, HP Pavilion dv5000, Foxconn Inferno Katana GTI, Sony PCG-GRX616SP, Panasonic CF-30KTP48NL, LG E500-L.A2RBY, LG R470-KRW4K, IBM 23728EG, and more.
Adaptec Aha 3940u Q336029/6/201412/27/2016adaptec_aha_3940u-q33602.exe191kbNEC PC-MJ29MLZZ1BSG, Epson Endeavor NT350, Gigabyte Z97X-UD5H, WINCOR NIXDORF EPC A4, MIKROLOG Power P45-CO, Dimotion PCDM4J5P, HP RR861AA-ABD, Sony VGN-NS15G_S, Intel SQ45CB, Toshiba Dynabook EX1/524CMEWD, IBM 2366GG4, and more.
Adaptec Aha 3940u A232.1232/25/201512/29/2016jnz-a232.123.exe61kbShuttle XG41, HP FL402AA-ABZ s3630it, LG R470-K.AR85L, Gateway P-7805g, HP KJ325AA-ABG a6440a, HP B7G83EA#ABF, HP HP Compaq 8200 Elite CM, THEIS TH-P925/945G7MD-8KS2HV/1024/80/Profi-Towe, NEC RND41042195, HP NM953AA-UUW p6054sc, Fujitsu CELSIUS R610, LG Z1-B821P1, Gigabyte EQ45M-S2, Fujitsu FMVS54DBY, Lenovo 2008WHV, and more.
Adaptec Aha 3940u N1.11.13282/11/201512/29/2016adaptec_aha_3940u-n1.11.1328.exe88kbLG P1-J302E1, HP ED737AA-ABS, LG RD580-UAD18E, Sony VPCCW2VFX, LG E300-A.C4RRV, Sony VGN-SR430J, IBM 815772G, IBM 8187QG7, Samsung R510/P510, HP CQ2803EDm, HP HP Compaq 6000 Pro MT PC, ARLT Computer Produkte Quattro Power Station GTX 560, Toshiba PORTEGE M750, NEC PC-LL750TG, NEC PC-MY30XEZE3, NEC PC-VJ24LLNVHT8B, Compaq PW783AA-ACJ SR1425IL FD440, Panasonic CF-31UEUJDDA, and more.
Adaptec Aha 3940u 4248210/20/201412/30/2016adaptec_aha_3940u-42482.exe194kbProsys Prosys, WIPRO WSG37455V-0008, HP Pavilion ze5600, Sony VGN-SZ61VN_X, Supermicro X7QC3, NEC PC-LL550VG3EW, Phoenix M671MX+968, Lenovo ThinkPad SL410, Toshiba Dynabook TX/77MBLK, LG E200-A23BK, HP Presario V4000, Dell PowerEdge R410, Toshiba Satellite A100-386, and more.
Adaptec Aha 3940u 6276211/9/201412/27/2016adaptec_aha_3940u-62762.exe106kbCompaq P8657C-ABA 8000Z NA510, ECS Z77H2-A2X Deluxe, Compaq FQ552AA-ABA SR5616F, Lenovo ThinkCentre A70, HP 23-f390, Fujitsu LIFEBOOK NH532, Lenovo 2007WVJ, Leading Edge LECQ42SOHO, AnabelleB Argyle V240, Panasonic CF-19RHRAXPF, HP DT301A-ABM T450M, Gateway NX200X, and more.
Adaptec Aha 3940u 4401.11.12/28/201512/29/2016adaptec_aha_3940u-4401.11.1.exe108kbDell OptiPlex 9020, Acer Aspire 9810, Toshiba Dynabook T350/34BCS, LG E300-A.C4RRV, Sony VPCEL13FX, Dell Inspiron 20 Model 3045, HP NC047AA-ABU s3714uk, Lenovo 6075Y5X, Compaq DC477A-ABA S3100NX NA111, HP Compaq 516, and more.
Adaptec Aha 3940u E500-L.A2RBY, Toshiba Dynabook SS RX1/T9A, HP AX351AW#ABA, IBM 8086Y27, Sony VGC-RM75UD, Sony VGN-NW20EF_W, Mecer X107, EMachines EL1352, Panasonic CF-52RE301QW, Compaq FK583AA-A2L SR5633WM, and more.
Adaptec Aha 3940u 2.1039910/2/201412/30/2016adaptec_aha_3940u-2.10399.exe77kbLenovo ThinkServer TS430, HP HP dx2700 MT, HP HP Compaq 6510b, IBM 2889CG6, Panasonic CF-53JJCZY1M, Medion P8612, HP HP Compaq nc4010, Panasonic CF-R8EWBAAP, HP HP EliteBook 8540w, IBM 8184NUG, HP HP Pavilion dv6-6178ca, Sony VPCEB1E9R, AT COMFOR OFFICE I10 SI, and more.
Adaptec Aha 3940u O22742.19/7/201412/28/2016-o22742.1.exe25kbECS HDC-I, Lenovo 7484WWY, Epson Endeavor AT205, IBM 237319G, Acer TravelMate 3290, Sony VPCSE23FX, Toshiba Dynabook Satellite L45 240E/HD, ASUS R052CE, Lenovo ThinkPad Edge E531, LG LW70-QJMA, Compaq PJ688AV-ABA SR1005T NA440, Lenovo 7661ZRG, ARLT Computer Produkte Mr. Whisper X R3, and more.
Adaptec Aha 3940u 4302.12.110/22/201412/28/2016adaptec_aha_3940u-4302.12.1.exe141kbGateway 6834MX, Toshiba PSC0SE-02E21EFR, TEKNOSERVICE TTL TEKNOPRO, IBM 8305S8U, Sony SVE1712P1RB, WIPRO WSG48355W7-0023, Lenovo SS09221149, HP PW689AA-ABS D4085.SE, HP PX623AA-ABU, NEC PC-LL750TG, WIPRO WNBOBM4901-0022, Lenovo 9622W4D, IBM 2525AP5, Toshiba Dynabook T351/57CWS, Sony SVD11219CJB, HP HP EliteBook 8530w, HP HP 510 Notebook PC, Fujitsu FMVNA7BEC, and more.
Adaptec Aha 3940u Y41.12.1631/31/201512/30/2016adaptec_aha_3940u-y41.12.163.exe157kbIBM 2366GG4, National NI PXI-8106 Embedded Controlle, Gateway E-4610D SB, ASUS ET2400IGTS-H61, Toshiba PT10ABX, LG B55MS.ARB4B1K, HP GJ404AA-UUZ, HP VG292AA-ABD p6202de, Acer AcerPower 8000, Intel DZ77SL, HP P6772l, Packard Bell EasyNote TR83, IBM ThinkCentre A30, VIA VT8367-8233/5, Panasonic CF-Y8FW8CJS, ARLT Computer Produkte Quattro Power Station GTX 550 SNB, HP HP Pavilion dv7-6158ca, Sony VPCCW18FG, IBM 8305VBG, and more.
Adaptec Aha 3940u 42.11.11/30/201512/27/2016xm-42.11.1.exe112kbHP KP266AA-ABZ, IBM 8419KMA, HP FK789AA-A2L m9450f, Apple Macmini1,1, NEC PC-GV286VZAU, HP Presario R3000, Sony SVE14115FBB, NEC RND41042195, EMachines 5260IT, Sony VGN-TT1, Sony VGN-CR60B_P, HP DK320A-ABA A206X, HP HP Pavilion dv2700 Notebook PC, Acer AS5320, Gateway TC73, Toshiba SATELLITE L850-A892, NEC PC-VJ20ERZE1, Panasonic CF-19KDRC66M, and more.
Adaptec Aha 3940u 8072.1212/25/201412/29/2016adaptec_aha_3940u-8072.12.exe163kbHP EZ009AA-AB3 a1575l, Lenovo 6458Y6X, Wortmann U14M, Sony VGN-Z90NS, Sony VGN-NS31ST_S, HP KJ439AA-AB2 g3328cx, HP ED758AA-ABS, Acer AT310 F1, NEC PC-LL3509D, Lenovo 9174Y1A, ASUS X71S, Gateway FX540B, Sony VGN-UX50, Packard Bell EASYNOTE SW85, NEC PC-MJ29MLZ2JCSG, IBM 2668WCG, SAMSUN SX60P, HP 3600, Acer NC-V3-772G-747A1275MAKK, and more.
Adaptec Aha 3940u 2.11.1832.110/20/201412/27/2016adaptec_aha_3940u-2.11.1832.1.exe174kbLG LS75-26JLCE1, Lenovo ThinkPad Edge E330, Acer Dalle, NEC VERSAE6300 RNF41103088, SAMSUN 200B4Z/S01TH, Lenovo 3000 J115 Desktop, Sony SVS13125CHB, SOTEC WG Series, HP VG292AA-ABD p6202de, HP Pavilion dv6000, Fujitsu ESPRIMO E5731, IBM ThinkPad T21, Panasonic CF-19MH207NW, and more.

Please Note: There are particular operating systems known to have problems with Adaptec Aha 3940u:
  • Windows 10
  • Windows 7 Starter
  • Windows XP Media Center Edition 2004
  • Windows XP Media Center Edition
  • Windows 7 Ultimate
  • Windows Vista Business
  • Windows 7 Service Pack 1 (Microsoft Windows NT)
If you encounter problems with the direct download for these operating systems, please consult the driver download manager for the specific Adaptec Aha 3940u model.
Laptop Adaptec Aha 3940uTablet Adaptec Aha 3940uDownload Adaptec Aha 3940uUpgrade Adaptec Aha 3940uUpdate Adaptec Aha 3940u2017 Adaptec Aha 3940uFree Adaptec Aha 3940uData Adaptec Aha 3940uInfo Adaptec Aha 3940uHelp Adaptec Aha 3940uGuide Adaptec Aha 3940uComments Adaptec Aha 3940uWindows 10 Adaptec Aha 3940uVista Adaptec Aha 3940uWindows 7 Adaptec Aha 3940uInstall Adaptec Aha 3940u