Sony VAIO VGN-NR260E XP Driver

XP drivers...

Intel Chipset,(install and reboot before other drivers):
Download

Intel Graphics:
Download

Realtek HD Audio:
Download

Atheros Wireless drivers:
Download
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You should be able to use the Vista drivers in XP for:
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Alps TouchpadOriginal - Alps® Pointing Device Driver

Marvell Yukon EthernetVAIO® Smart Network Update
Original - VAIO® Smart Network Utility
Original - Marvell® Yukon 88E8039 PCI-E Fast Ethernet Controller Driver

Memory Card ReaderOriginal - Texas Instruments™ PCIxx12 Integrated FlashMedia Controller
Original - Memory Card Reader/Writer Driver Registry Patch


Conexant Modem(after audio is working).
Conexant® HDAUDIO SoftV92 Data Fax Modem with SmartCP Drivers
Download

Original driver for Vista ONLY! -
http://esupport.sony.com/US/perl/swu-list.pl?mdl=VGNNR260E