Mar 23, 2003 · Windows XP downgrades the Ultra DMA transfer mode after receiving more than six CRC errors. Whenever possible, the operating system will step down one UDMA mode at a time (from UDMA mode 4 to UDMA mode 3, and so on). To correct the problem, you have to uninstall the Primary IDE channel and reboot.

Jul 6, 2004 · I have also taken a samsung 148 cdrom that runs in UDMA on the other dell computers, and it does the same thing. I have cleared NV ram. I have tried all three jumper positions. We use a lot of Dell computers here, and they work fine. We just bought 12 Dimension 2400's and we NEED them to run in UDMA mode like the other dells do.

Feb 7, 2008 · In my Dell 4300, the BIOS currently has the IDE UDMA setting as OFF   I am replacing an old 20GB drive with a newer one ( say 120GB IDE).   I had assumed I should be turning on ON. &...

Mar 13, 2005 · I have been prepping a Latitude C800 for sale with W2000 and had installed a new Samsung MP0402H. I used HD Tach when finished prepping it and the Burst speed was down in the UDM...

Sep 20, 2004 · Hi, I have a 40BG IDE (7,200rpm) Hard Drive on my Dell Dimension 2400 and was wondering if I can use either of the following drives as a slave; an ATA, S-ATA or a UDMA. Any help would be appreciated, Thanks! IDE, ATA, and UDMA are really the same - any 7200rpm IDE drive (Western Digital, Seagate, Hitachi) would be fine.

Mar 21, 2006 · Dimension 8200 Bios A09 on a UPS Maxtor 250 Diamondmax 10 6L250R0 Windows XP SP2 latest patches. Suddenly after 3 months on this drive it only boots past Dell screen to th...

Mar 28, 2007 · Your other drive is off, what is happening, Windows XP is actually picking the drive up but dropping it in PIO mode. See if you can turn the Secondary Slave on in the BIOS, save/exit and see if both drives now show UDMA mode. Best Regards! God, grant me the senility to forget the people I never liked anyway,

May 25, 2004 · On my primary channle I have one drive that is UDMA 5, the new drive I installed is stuck in PIO only. I have tried changing in windows, no luck. I looked at the BIOS but cannot see where to change it. Can anyone help? Now, is it safe to uninstall the primary channel and have in re-recognized? I need to get that drive to UDMA.

Dec 21, 2004 · Setting UDMA Mode 6 Now I just checked my HDD RAID 0 volume yesterday, as I go through system properties to check to make sure things are running smooth. When I selected my Primary IDE channel I noticed both my drives are running in UDMA Mode 2.

Jan 20, 2005 · The additional drive is capable of UDMA-5 but is limited to UDMA-2 becuase it is inline with the CD-RW. I had to hook it up this way becuase of the limitations of space in the low profile slim case. (I removed the 3.5" floppy and replaced …