Dell Precision Workstation 450 User Manual page 23

Connectors
IEEE 1394
Video
Network connector
PS/2 (keyboard and mouse)
USB
Audio
System Board Connectors:
Primary IDE channel
Secondary IDE channel
Floppy drive
SCSI
CD drive audio interface
Telephony (TAPI)
Fans (3)
I/O panel
USB/IEEE 1394
Dell Precision 650 computer only —
Two 6-pin serial connectors
15-hole connector (on add-in video
card)
RJ45 connector
6-pin mini-DIN connector
two USB 2.0-compliant connectors on
the front panel; four USB 2.0-compliant
connectors on the back panel
Dell Precision 650 computer— Three
connectors for line-in, line-out, and
microphone on back panel; one
speaker/headphone and one microphone
connector on the front panel
Dell Precision 450 computer— Three
connectors for line-in, line-out, and
microphone on back panel; one
speaker/headphone on the front panel
40-pin connector
40-pin connector
34-pin connector
68-pin connector (Dell Precision 650
computer only)
4-pin connector
4-pin connector
3-pin connector
34-pin connector
16-pin connector
I n fo r m a t i o n Abo u t Yo u r C o m p ut e r
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