Dell 4550 Tags: Dell Hard Drives Components Last response: September 3, 2010 5:39 AM in Components Share dermes September 3, 2010 5:15:49 AM bought a used tower that was ready to go except for a harddrive have tried to put 3 in and the system doesnt be able to find any of them. What am I doing wrong? More about : dell 4550 mosox September 3, 2010 5:39:55 AM Are those new HDDs? If yes you need to format them in order to bee seen in My Computer. Control Panel/Administrative Tools/Computer Management/Disk Management/ You should be able to see the new HDD in there, right click on it and format NTFS (only if it's a brand new HDD - that will erase everything existing on the HDD). If the HDDs are not new you can see them in your BIOS at least? m 0 l Can't find your answer ? Ask ! Publish Related resources SolvedRebuilting OLD Dell Dimension 4550 Forum Solvedcompatible 2nd hard drive for 2002 Dell Dimension 4550 series Forum SolvedEthernet driver 4 dell 4550 Forum SolvedDell dimension 4550 CPU Forum SolvedDell Dimension 4550 Forum SolvedADVICE? Dell Dimension 4550 Won't Power On - Blinking PSU & Mobo LED's Forum how to boot my Dell 4550? Forum SolvedUpgrading an OLD Dell Dimension 4550 Forum SolvedATI Radeon X800 Pro AGP 256MB GDDR3@900Mhz Ram for dell 4550 Forum SolvedDell 4550 won't boot to new hard drive Forum how do I get my dell dimension 4550 to recognize the dvd player Forum SolvedDell dimension 4550 Forum SolvedUpdating Dell Dimension 4550 Motherboard Forum SolvedDell dimension 4550 Forum Dell Dimension 4550 Reformat Crash/Shutdown Forum which windows 7 sound card best for Dell Dimension 4550 Forum Wifi avail Dell4550? Forum Dell 4550 receives cd but doesnt know its there Forum Drive config dell 4550 Forum Dell Dimension 4550 Logon user interface DLL msgina.dll failure to loa Forum More resources Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !