- Mar 1, 2000
- 30,859
- 4,976
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C:\ is a IDE Ultra ATA/100 40GB 7200rpm MDT (Magnetic Data Technology) MD400EB-00CPF0
D:\ is a IDE Ultra ATA/66 34.2GB 7200rpm Deskstar 34GXP IBM DPTA-373420
Motherboard support ATA/100 Ultra DMA Mode 5 max.
When C:\ was single drive, by itself on primary ide master, it worked fine.
The drive operated reasonable fast and was listed in device manager as running in ultra dma mode.
BIOS listed it as being ATA/100, dma mode 4.
When I added D:\ on the primary ide channel as slave C:\ started acting up.
C:\ Drive now runs noticeably slower.
C:\ drive is now listed in device manager as running in PIO mode only.
D:\ drive is listed in device manager as running in Ultra DMA mode.
Cable replaced with brand new unit.
Jumpers on drives are correct, I triple checked.
IDE cable placement is correct.
D:\ is a IDE Ultra ATA/66 34.2GB 7200rpm Deskstar 34GXP IBM DPTA-373420
Motherboard support ATA/100 Ultra DMA Mode 5 max.
When C:\ was single drive, by itself on primary ide master, it worked fine.
The drive operated reasonable fast and was listed in device manager as running in ultra dma mode.
BIOS listed it as being ATA/100, dma mode 4.
When I added D:\ on the primary ide channel as slave C:\ started acting up.
C:\ Drive now runs noticeably slower.
C:\ drive is now listed in device manager as running in PIO mode only.
D:\ drive is listed in device manager as running in Ultra DMA mode.
Cable replaced with brand new unit.
Jumpers on drives are correct, I triple checked.
IDE cable placement is correct.