10/27/2016 new driver models for direct download:897
Aopen Dsw2212pa 5 stars review"The best driver WIKI ever! I wil keep coming back for sure."Eric Smalter, Boston, MA
Supported languages for Aopen Dsw2212pa
Certifications for Aopen Dsw2212pa
5 stars for Aopen Dsw2212pa "WOW! Finally my PC got up to speed!" Melany Kim 7/18/2015

Checking...for 10/27/2016 Updates

All drivers on are updated on daily basis.

However, a new version of Aopen Dsw2212pa might have been uploaded since our last site update.

Aopen Dsw2212pa Driver Download

Windows Compatibility for Aopen Dsw2212pa driver

Aopen Dsw2212pa Driver Details:

Aopen Dsw2212pa File Name:

Aopen Dsw2212pa Driver Version: 9444YK

Aopen Dsw2212pa ZIP Size: 101.kb

Manufacturer: Aopen

Aopen Dsw2212pa was fully scanned at: 10/26/2016
Scan Status: driver download scanOK

Aopen Dsw2212pa special revision for: Windows XP Tablet PC Edition 32 bit, Windows XP Home Edition N 64 bit, Windows XP Professional N 64 bit, Windows XP Media Center Edition 2003 32 bit, Windows Vista Starter 32 bit, Windows 7 Service Pack 1 (Microsoft Windows NT) 64 bit, Windows 7 Home Basic 64 bit, Windows 7 Ultimate 32 bit, Windows XP Starter Edition 64 bit, Windows 8 Pro 32 bit, Windows XP Home Edition, for home desktops and laptops 32 bit

Aopen Dsw2212pa Download Stats:

Driver Uploaded: 8/24/2016

Direct Downloads: 1939
Most Recent Download: 10/24/2016
Managed Downloads: 3884
Most Recent Download: 10/25/2016
Download Mirrors: 4
Current Delay: 22 Seconds
Driver License: FS {free software}

Direct Download Success Stats:

Reports Issued By 1624/1939 Users

Success Reported By 484/1624 Users

Driver Download Score66/100

Driver Installation Score73/100

Overall preformance Score63/100

Aopen Dsw2212pa 218 Thumbs Up218Thumbs
Aopen Dsw2212pa 59 Thumbs Down59Thumbs
Aopen Dsw2212pa 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 3561/3884 Users

Success Reported By 2946/3561 Users

Driver Download Score82/100

Driver Installation Score77/100

Overall preformance Score85/100

Aopen Dsw2212pa 2889 Thumbs Up2889Thumbs
Aopen Dsw2212pa 168 Thumbs Down168Thumbs
Aopen Dsw2212pa 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 Aopen Dsw2212pa 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 Aopen Dsw2212pa + all other outdated drivers, and installs them all at once.

Please help us maintain a helpfull driver collection.
After downloading and installing Aopen Dsw2212pa, 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?
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Aopen Dsw2212pa 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 Aopen Dsw2212pa disfunctions.

Scan performed on 10/27/2016, Computer: Compaq ProLiant ML350 G3

Outdated or Corrupted drivers:6/18

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) Xeon(R) Processor E5 Product Family/Core i7 DMA Channel 6 - 3C26Up To Date and Functioning
Mice And Touchpads
Logicool Logitech HID-compliant Unifying MouseUp To Date and Functioning
Usb Devices
HP USB Printing SupportUp To Date and Functioning
LG LGE USB DeviceUp To Date and Functioning
Hewlett-Packard HP Deskjet D2600 (DOT4USB)Up To Date and Functioning
Sound Cards And Media Devices
NVIDIA NVIDIA GeForce GT 555MUp To Date and Functioning
Network Cards
Ralink 802.11n-Drahtlos-LAN-KarteUp To Date and Functioning
Microsoft Keyboard Device FilterUp To Date and Functioning
Hard Disk Controller
VIA Secondary IDE ChannelUp To Date and Functioning
National IrDA Fast Infrared PortUp To Date and Functioning
Point Grey Research OHCI-konformer Texas Instruments 1394-HostcontrollerCorrupted By Aopen Dsw2212pa
Cameras, Webcams And Scanners
Canon Canon MP160Up To Date and Functioning
Video Cards
Intel Video ControllerOutdated
Input Devices
Logitech USB Human Interface DeviceCorrupted By Aopen Dsw2212pa
Port Devices
Huawei Vodafone Mobile Broadband Secondary Port Modem (Huawei) (COM28)Outdated
Sony Digital Flat Panel (1024x768)Corrupted By Aopen Dsw2212pa
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning

Scan performed on 10/27/2016, Computer: Packard Bell Ixtreme I7650

Outdated or Corrupted drivers:9/21

Device/DriverStatusStatus DescriptionUpdated By Scanner
Intel(R) 6 Series/C200 Series Chipset Family SMBus Controller - 1C22Up To Date and Functioning
Mice And Touchpads
Wacom Wacom MouseUp To Date and Functioning
Microsoft Logitech USB Wheel MouseOutdated
Usb Devices
Hewlett-Packard HP Officejet 6500 E710a-f (REST)Up To Date and Functioning
Intel(R) ICH9-Familie USB universeller Hostcontroller - 2934Up To Date and Functioning C-Media USB Audio (commercial 2.8.45)Up To Date and Functioning
Sound Cards And Media Devices
Realtek AzureWave AW-CA100/100DUp To Date and Functioning
Network Cards
Intel(R) Centrino(R) Wireless-N 135Outdated
Microsoft Keyboard Device FilterCorrupted By Aopen Dsw2212pa
Hard Disk Controller
Advanced Micro Devices ATI IDE ControllerCorrupted By Aopen Dsw2212pa
Garmin Garmin USB GPSOutdated
Texas Instruments Dispositivo compatible con HIDUp To Date and Functioning
Mad Catz Programmable Support for KeyboardUp To Date and Functioning
NEC Texas Instruments PCIxx21/x515 Cardbus ControllerUp To Date and Functioning
Broadcom HP integrated module with Bluetooth wireless technologyOutdated
Cameras, Webcams And Scanners
Philips Philips SPC1030NC WebcamUp To Date and Functioning
Video Cards
ATI ATI Technologies, Inc. 3D RAGE PRO AGP 2XCorrupted By Aopen Dsw2212pa
Input Devices
Eastern Times USB-HID (Human Interface Device)Corrupted By Aopen Dsw2212pa
Port Devices
MediaTek DA USB VCOM Port (COM11)Up To Date and Functioning
Sony Digital Flat Panel (1024x768)Outdated
Mobile Phones And Portable Devices
Acer NOKIAUp To Date and Functioning
Driver ModelOriginal Upload DateLast ModificationDriver FileFile SizeCompatible Computer ModelsAvailabilty To Instalation Manager
Aopen Dsw2212pa 706091/17/201512/27/2015aopen_dsw2212pa-70609.exe152kbHP PX568AA-ABY, HP PP121AA-ABF m1155.f, HP S5-1445b, ASUS G70AB, Packard Bell EasyNote TK36, HP KT334AAR-ABA m8530f, Sony VPCF13JFX, Packard Bell IMEDIA J9004, Compaq DA255A-ABA 6401RSH NA910, Supermicro P8SCT, Toshiba SATELLITE C55-A-16Z, NEC PC-MK29MLZE1RJG, HP BT597AA-ABA s5604f, Medion P8612, Lenovo ThinkPad W500, Supermicro X7DVL-3, and more.
Aopen Dsw2212pa E3902.111/7/201412/30/2015aopen_dsw2212pa-e3902.1.exe160kbNEC PC-MA30YMZEB, NEC PC-MJ29MLZ2JCSG, Toshiba EQUIUM S6200, Sony PCG-GRT270, INVESTRONICA PTC-Q965, HP FL402AA-ABZ s3630it, Dell Vostro 3555, Gateway PROFILE3, ARLT Computer Produkte Quattro Power Station GTX 560, Lenovo 7052-A7U, Panasonic FZ-G1AAHJB1M, NEC PC-VC5002D, Compaq EP103AA-ABU SR1709UK GB610, Packard Bell IMEDIA 6556, Sony PCV-RS221, IBM ThinkCentre A30, NEC PC-VK21LLNT3GSC, Toshiba SATELLITE C855-20M, Compaq EG215AA-ABG SR1660AN AN540, and more.
Aopen Dsw2212pa 3363711/21/201412/28/2015aopen_dsw2212pa-33637.exe94kbHP GX609AAR-ABA m9160f, Dell PowerEdge C8220, HP HP d530 SFF, Compaq GT701AA-ACJ SR5250IL, Compaq EP103AA-ABU SR1709UK GB610, Buympc DES0024C USCG ClientPro 375 G, Packard Bell NC-ENLE11BZ-4508G1TMNKS, Fujitsu A6220, Sony VPCSB3AJ, HP NQ852AA-ABH IQ830nl, and more.
Aopen Dsw2212pa R626333/1/201512/27/2015aopen_dsw2212pa-r62633.exe78kbHP RR518AA-ABH S7730, LG R405-A.CPF1E1, HP RK570AAR-ABA m7760, HP RR496AA-ABU, Toshiba SATELLITE C850D-117, CdcPointSpa CX-7592, NEC POWERMATE RD391161295, Compaq EV971AA-ABF SR1860FR FR620, Sony VGN-P45GK_W, HP KP335AA-UUW, Sony VGC-JS94FS, and more.
Aopen Dsw2212pa L1.106291/10/201512/29/2015aopen_dsw2212pa-l1.10629.exe81kbMitsubishi AL12FBHEZ42W, NEC PC-VY25AAZR7, Sony VGN-FW53GF_W, LG P1-J555R, HP D5468AT-A2L a123l, Mitsubishi CX32VLZJTSBH, IBM 682342G, Acer Veriton M688G, HP P6-2007nl, , Gateway GM5632E, Gateway MX6027H, Acer ASPIRE1420P_MSFT, SAMSUN N250P, Medion E3211, HP NM953AA-UUW p6054sc, Compaq DQ193A-ABZ S5300IT IT340, Toshiba Dynabook T451/58EBS, and more.
Aopen Dsw2212pa F1-225GY, HP FL308AA-ABD IQ512de, Sony VGN-FJ90S, Sony VGN-AS34B, Sony VPCY119FJ, Sony PCG-U101, NEC PC-LS350LS1YG, Compaq Evo N610c 470054-655, HP KT439AA-AB4 a6545d, Sony 80YP67105235, Packard Bell IMEDIA H5689, HP HPE-355uk, and more.
Aopen Dsw2212pa J1.12732.112/30/201412/30/2015aopen_dsw2212pa-j1.12732.1.exe22kbLenovo ThinkPad T61p, Sony VGN-C140FP, Lenovo 2876AR1, Lenovo ThinkPad T60, WIPRO WSG68125W7-0002, Gateway GT5652j, Fujitsu FMVMG75YD5, Packard Bell Imedia S3250, Toshiba Satellite C850-B843, HP P8601A-ABU 722, Toshiba NB100, Gateway FX7026, Dell OptiPlex GX1 500Mbr+, Packard Bell IMedia D3235, HP FR564AA-ABF m9356.f, Leading Edge LECC2600, Gigabyte EG45M-UD2H, HP RX889AAR-ABA a6040, Lenovo ThinkPad T400, and more.
Aopen Dsw2212pa 1.19439/13/201412/27/2015aopen_dsw2212pa-1.1943.exe182kbLG E500-S.AP22R1, Toshiba Dynabook T451/58EBS, HP KN458AA-ABT, Fujitsu FMVS54KRC, HP PS318AA-ABY, Panasonic CF-S9LWGJDS, NEC PC-VL150GS, IBM IBM System x3200 M2 -[643217G, MSI MS-9A45, ASUS 1016PG, and more.
Aopen Dsw2212pa 8370212/13/201412/28/2015aopen_dsw2212pa-83702.exe202kbLG R490-G.AAH1RE2, Samsung NP-R510-FS04NL, IBM 8124PAT, HP HP 620, IBM 237319G, Lenovo 2999A32, AT ALZA GAMEBOX, HP HP EliteBook 8540w, HP P6-2201sem, HP HP Pavilion dv9660 Notebook PC, HP HP Compaq nc6400, LG X110-L.A7A2E2, Partner D525, Sony VGN-NW120J, and more.
Aopen Dsw2212pa W8286710/9/201412/28/2015nik-w82867.exe62kbPackard Bell Ixtreme M6639, TRADING-PC DATASTATION ACTIV SERIES, NEC PC-VJ26MLZCB, Fujitsu FMVTX95SD, Biostar Hi-Fi B85S3, Sony VGC-LT1S, Toshiba SATELLITE C55-A-1CR, Fujitsu ESPRIMO Mobile X9515, HP HP Compaq 6710s, Sony VGN-AR170P, Gateway M-7343U, HP Compaq Presario C700 KQ185EA#ABE, Lenovo 20B70034SG, and more.
Aopen Dsw2212pa 2.1008912/24/201412/30/2015aopen_dsw2212pa-2.10089.exe123kbToshiba Satellite A110-293, Packard Bell Easynote sb86, Acer Aspire 5940G, Panasonic CF-N10EYADR, Sony VGN-FZ32G, Compaq NY574AA-ABM CQ5205LA, Compaq KJ172AA-AB4 SR5272CF, Zoostorm 7010-0276A, Sony VPCEB4E9R, Sony VGN-CS26G_R, LG F1-2242HS, HP KZ692AA-ABU, Toshiba PORTEGE R600, and more.
Aopen Dsw2212pa 800489/3/201412/29/2015aopen_dsw2212pa-80048.exe30kbPanasonic FZ-G1AAHJB1M, NEC PC-VC5002D, Compaq EP103AA-ABU SR1709UK GB610, Packard Bell IMEDIA 6556, Sony PCV-RS221, IBM ThinkCentre A30, NEC PC-VK21LLNT3GSC, Toshiba SATELLITE C855-20M, Compaq EG215AA-ABG SR1660AN AN540, IBM 622133G, OEM By O.E.M, HP S5770uk-m, Lenovo ThinkPad Edge E320, and more.
Aopen Dsw2212pa 2262.12.19/14/201412/28/2015aopen_dsw2212pa-2262.12.1.exe58kbHP CQ1140JP, Lenovo 7661WJ2, Zoostorm 7876-0310B, Packard Bell IMEDIA X9678 AIO, Lenovo 7360W78, Intel D965MTW, NEC PC-VW970BS, HP HP EliteBook 8560p, Panasonic CF-T5AC1DXS, TCL N700, HCL Infosystems GETZ-LD, and more.
Aopen Dsw2212pa 1.1022812/11/201412/30/2015kpob-1.10228.exe129kbLenovo Lenovo G470, Acer Aspire 5672, Fujitsu FMVNF50WWJ, Dell PowerEdge 4600, Lenovo ThinkPad L430, Lenovo ThinkCentre M90z, HP P6-2370ef, HP A0316001, Compaq VT590AA-ABM CQ2404LA, Sony VGC-RB41P, Acer AOA150p/BGW, NEC VERSAE6301 RNF61113695, and more.
Aopen Dsw2212pa 2.129639/2/201412/30/2015ndbltcp-2.12963.exe136kbPanasonic CF-W2FW1AXS, Fujitsu CELSIUS R930, Clevo W870CU, IBM 8145LUC, ASUS BP5275, Gigabyte Z97X-UD5H, NEC PC-MJ28VHZEJ, IBM 23728EG, Lenovo 3000 S200 Desktop, HP PX612AA-ABF t3024.f, Lenovo ThinkPad Twist S230u, Gateway MT6220B, and more.
Aopen Dsw2212pa 377211/25/201412/30/2015aopen_dsw2212pa-3772.exe121kbPanasonic CF-R3DW1AXS, LG FE-225JE1, Acer AOA150p/BGW, HP P6-2455eb, HP PN111AA-ABF t760.f, IBM System x3550 M3 -[7944AC1, Lenovo 7663V2L, ASUS W3A, HP DF179A-ABZ a130, RM Plc RM DESKTOP 201, and more.
Aopen Dsw2212pa 802.11.1211/18/201412/27/2015aopen_dsw2212pa-802.11.12.exe38kbDell OptiPlex GX1 500Mbr+, Packard Bell EasyNote_BG45-U-002CH, Compaq Evo N610c 470054-655, HP DF194A-ABZ 484, Sony VGC-LT91S, MSI MS-A95311, Fujitsu FMVXD4VR2Z, Toshiba SATELLITE C850-A791, Ipex I.T.G GOC Guardfish series, NEC PC-LG17FWTGG, and more.
Aopen Dsw2212pa 298910/18/201412/30/2015aopen_dsw2212pa-2989.exe136kbAT ALZA GAMEBOX, Dell OptiPlex GX1 600L, Fujitsu FMVA42EWKS, HP 520-1000pt, Lenovo ThinkCentre A70z, HP KB010AA-AKB a6330.cs, Gigabyte EP43C-DS3, LG P1-JACKE, HP RZ482AA-ABF m8090.f, Sony PCG-GRT815M, Sony VPCEB3S1E, Packard Bell Imedia I5800, HP DW167A-ABF a425.f, HP G5360fr-m, Lenovo ThinkCentre M58, VIA VT8653-8233, Acer Aspire 5670, NEC PC-LL750ES3KS, HP HP Pavilion dv9700, and more.
Aopen Dsw2212pa 202331/5/201512/27/2015aopen_dsw2212pa-20233.exe33kbIBM 682342G, Sony VGN-NS92XS, Toshiba Dynabook Satellite T772/W5TG, Toshiba Satellite C660-196, HP NM943AA-UUW m9570, Compaq GS255AV-AB4 SR5211CF, LG R580-U.ARC2BT, NEC PC-VW770FS6B, IBM IBM System x3400 M3 Server -[7379KFG, Sony VPCF13FGX, HP PS512AA-ABA a815, HP Pavilion ze8500, Dimotion PCDO5U1, LG R490-KR6WK, Packard Bell IMEDIA MC 9330, LG LW40-J4XP, HP VT626AA-AB1 HPE-170k, and more.
Aopen Dsw2212pa 4068/28/201412/27/2015aopen_dsw2212pa-406.exe68kbHP VC906AA-ABF IQ842f, HP EC658AA-ABH W5170.NL, IBM 2673CU6, Acer Aspire 5950G, Sony VGN-SZ13GP_B, HP KN458AA-ABT, HP EZ082AA-ABF M7438.FR, Compaq P8657C-ABA 8000Z NA510, HP HP PAVILION DV6000, HP PL499AA-UUZ, Gateway E-4610D SB, Gateway FX540B, Sharp PC-MM Series, and more.
Aopen Dsw2212pa I2.1342.1011/3/201412/27/2015aopen_dsw2212pa-i2.1342.10.exe214kbAcer Aspire M1641, NEC PC-VK25MXZCC, HP HP Pavilion g6-1b34ca, HP GX592AA-UUZ, HP GM435AA-UUW, Compaq Presario 6266EA, Gateway DX4820-23, Compaq GS367AA-AB4 SR5175CF, Acer Aspire 8943, Sony VGN-NS15G_S, Compaq PJ385AA-ABU SR1180UK GB431, Sony VGN-FW45MJ_B, NEC VERSAL2100 RND41065495, HP KZ738AA-ABE, Packard Bell IMEDIA H7653, Fujitsu FMVNFD70W, ASUS C90S, Lenovo 3000 J100 Desktop, Acer Aspire 1820PTZ, and more.
Aopen Dsw2212pa F1.1392.129/29/201412/28/2015ngpvit-f1.1392.12.exe35kbGETAC 9270D, Toshiba SATELLITE PRO C870-176, Sony VGN-TZ35FN, HP EC658AA-ABH W5170.NL, HallmarkComputer ViewMaster System, Toshiba SATELLITE C855-1X3, LG S1-PRIDE, HP NQ893AA-ABU p6004uk, Panasonic CF-53JJCZY1M, Dimotion PCDM4J5P, HP Presario R3000, ASUS Z84J, HP PN065AA-ABA Z540, HP FJ440AA-UUW, Dimotion PCDBS44H, and more.
Aopen Dsw2212pa 37369/3/201412/28/2015aopen_dsw2212pa-3736.exe195kbHP Pavilion ze4400, Gateway P-6312 HSN, Lenovo ThinkServer TS430, IBM 23731G2, HP GN693AAR-ABA m9058, IBM 2366GG4, Toshiba TECRA R10, Lenovo ThinkStation S30, Lenovo ThinkPad Edge E530c, Sony VGN-CR21S_P, Fujitsu FMVXN0X81, HP B7G83EA#ABF, WIPRO WSG68125W7E-0015, Lenovo 7659WH9, Sony VPCF235FA, Acer Veriton L670, IBM 847691U, HP Pavilion G70-250CA, Packard Bell IMEDIA 6556, and more.
Aopen Dsw2212pa 701.1968/28/201412/28/2015aopen_dsw2212pa-701.196.exe160kbMatsonic MS9387E, NEC PC-GL20ES3L6, Panasonic CF-30C4TAABM, Dell Inspiron 3646, Sony PCG-GRT270, Seneca PRO102698, LG X110-L.A7A2E2, Fujitsu PRIMERGY TX150 S7, HP FK908AA-ABG a6640a, Dell PowerEdge R905, Lenovo ThinkPad W700, HP H9-1236ef, HP GQ498AAR-ABA m9047c, and more.
Aopen Dsw2212pa 41.11.12810/20/201412/30/2015aopen_dsw2212pa-41.11.128.exe116kbLenovo ThinkPad X230, HP RQ480AA-ABZ, Lenovo 2007WVJ, Lenovo ThinkPad T430, Toshiba SATELLITE C855-12Z, Panasonic CF-H2ASAHEDE, IBM 6221RYU, NEC NEC VERSA ONE, Toshiba SATELLITE U50-A, Lenovo 3626A22, IBM 921035M, NEC PC-LL350DD1KS, and more.
Aopen Dsw2212pa 2.138842/10/201512/29/2015q-2.13884.exe48kbFujitsu FMVH70K9V, IBM 818388J, Toshiba SATELLITE C850-A791, IBM ThinkPad R52, SAMSUN SX60P, Acer Aspire E5-511P, HP ED737AA-ABS, Sony VGN-G11XRN_B, HP A0316001, Dell Vostro 1440, Sony VGN-NS10L_S, Sony VGC-LS31N, and more.
Aopen Dsw2212pa 1.13409/18/201412/28/2015aopen_dsw2212pa-1.1340.exe71kbAPC4R APC4R116, ASUS N53Jf, MSI MS-9A45, Dell PowerEdge 1600SC, Biostar TForce 550, HP PY142AA-AB3 w5180d, HP FR378AA-ABH, Lanix LANIX TITAN 3050 VER3, AnabelleB Argyle M300, Medion P6612, DIEBOLD Sierra, and more.
Aopen Dsw2212pa I1.127289/10/201412/29/2015aopen_dsw2212pa-i1.12728.exe131kbFujitsu PRIMERGY TX300 S3, Velocity Micro CINEMAGIX, Dell Precision T7610, NEC PC-VL750CS, IBM 6221RYU, Compaq GB376AA-ABE SR2237ES, Sony VGN-CR60B_P, Toshiba Dynabook T350/56ARD, Sun Microsystems Munich, Sony VPCW217AG, Sony VGN-FW41E_H, ECS SMACKER II-MS300, Sony VGN-FZ32G, Avermedia 3150, Fujitsu FMVNS2TLR, Sony VGN-FE21HR, Lenovo IdeaPad S10e, and more.

There is no particular operating system known to have specific problems with Aopen Dsw2212pa
Laptop Aopen Dsw2212paTablet Aopen Dsw2212paDownload Aopen Dsw2212paUpgrade Aopen Dsw2212paUpdate Aopen Dsw2212pa2016 Aopen Dsw2212paFree Aopen Dsw2212paData Aopen Dsw2212paInfo Aopen Dsw2212paHelp Aopen Dsw2212paGuide Aopen Dsw2212paComments Aopen Dsw2212paWindows 10 Aopen Dsw2212paVista Aopen Dsw2212paWindows 7 Aopen Dsw2212paInstall Aopen Dsw2212pa