Dell Studio Slim D540S (Late 2008) - Manual (Page 52)

50
Specifications
System Board Connectors
PCI 2.3
one 124-pin connector
PCI Express x1 two 36-pin connectors
PCI Express x16 one 164-pin connector
Power one 24-pin connector
Power 12 V one 4-pin connector
Processor 775 pin
Processor fan one 4-pin connector
Serial ATA four 7-pin connectors
External Connectors
Video
one VGA connector
one HDMI connector
Network adapter RJ45 connector
USB two front-panel and
four back-panel USB 2.0
compliant connectors
Audio Realtek ALC888S
(7.1 Channel audio)
S/PDIF one S/PDIF connector
IEEE 1394 6-pin serial connector