Dell Dimension 8250 - Manual (Page 52)

DC Power Connectors P3, P5, P6, P8, and P9
DC Power Connector P7
IDE Interface Cable Connections for Dell-Installed Drives
Placement of Dell-Installed Cards
Pin Number Signal Name 18-
AWG
Wire
1 COM Black
2 COM Black
3 +12 VDC Yellow
4 +12 VDC Yellow
Pin Number Signal Name 18-
AWG
Wire
1 +12 VCD Yellow
2 COM Black
3 COM Black
4 +5 VDC Red
Pin Number Signal Name 22-
AWG
Wire
1 +5 VCD Red
2 COM Black
3 COM Black
4 +12 VDC Yellow
IDE Channel Connector Location Dell-
Installed
Drive
Primary IDE master End connector on PRI IDE connector cable Hard
drive
Primary IDE slave Middle connector on PRI IDE connector cable Zip drive
Secondary IDE master End connector on SEC IDE connector cable CD or
DVD
drive
Secondary IDE slave Middle connector on SEC IDE connector cable CD-RW
drive
Card Connector Card Description
AGP connector Video
PCI1 connector Sound
PCI2 connector Modem
PCI3 connector Network adapter, wireless network adapter, or swap
box