美国末日萝莉图片:DELL PowerEdge 1850 驱动程序问题（感谢您的帮助）

DELL PowerEdge 1850 服务器，Windows2000 Server操作系统。
不小心把USB驱动程序USB 2.0 Root Hub 和 USB Printing Support 卸载掉了。重新启动的时候，在任务栏出现提示，硬件管理器中 USB Dervice项出现叹号。无法正常使用USB接口。
DELL PowerEdge 1850 随机器带的驱动盘中对应Win2000操作系统有如下驱动安装列表：
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Windows 2000 驱动程序

第一项目， Chip Set
Intel: Chipset Software Installation Utility (Driver) 6.0.1.1002 (Self Extracting Zip)

第二项目， Diagnostics
Dell: PowerEdge Diagnostics (Diagnostics Utility) 2.2.0.34 (Self Extracting Zip)

第三项目， Fibre Channel
Microsoft: SCSI Port fix for BSOD 0xD1 for W2K (Patch/Upgrade) Q883114W2K (Self Extracting Zip)

第四项目， IDE / EIDE
LSI Logic: CERC ATA 100 (Driver) 5.46.0.0 (Self Extracting Zip)

第五项目， Network
Broadcom: NetXtreme Family of Adapters (Driver) 7.100 (Self Extracting Zip)
Intel: PRO Gigabit Adapters (Driver) 8.4.21.0 (Self Extracting Zip)

第六项目， SCSI RAID
LSI Logic (formerly AMI): PERC3/DCL (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic: PERC 4e/DC (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic: PERC 4/Di (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic: PERC 4e/Si (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic: PERC 4/DC (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic (formerly AMI): PERC3/DC (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic: Perc 4e/Di (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic (formerly AMI): PERC3/SC (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic (formerly AMI): PERC3/QC (Driver) 5.46.0.0 (Self Extracting Zip)
LSI Logic: PERC 4/SC (Driver) 5.46.0.0 (Self Extracting Zip)

第七项目， SCSI non-RAID
Adaptec: 39160 SCSI - Family Manager Set (Driver) 6.1.6300.100 (Self Extracting Zip)
Dell: Backplane (Driver) A03 (Self Extracting Zip)
LSI Logic: Ultra 320 SCSI Adapter Non-RAID (Driver) 1.9.11.0 (Self Extracting Zip)

第八项目， Video
ATI: Radeon 7000M (Driver) 8.08-041111a-020816C-Dell-WHQL (Self Extracting Zip)
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如果想把USB重新驱动一下，请问应该安装以上驱动列表中的哪个驱动程序，帮忙讲解一下理由！再帮忙讲义一下以上驱动列表中各个驱动程序应该在什么情况下安装及驱动程序应对的硬件是什么！（厂商提供的说明看不明白）
十分感谢您的大力支持及帮助。