Dell Precision 400 Service Manual page 33

Table 1-5. Technical Specifications (continued)
Externally accessible:
Serial (DTE) . . . . . . . . . . . . two 9-pin connectors; 16550-compatible
Parallel . . . . . . . . . . . . . . . . one 25-hole connector (bidirectional)
Video . . . . . . . . . . . . . . . . . . one 15-hole connector on video card (some
PS/2-style keyboard . . . . . . 6-pin mini-DIN
PS/2-compatible
mouse . . . . . . . . . . . . . . . . . 6-pin mini-DIN
NIC . . . . . . . . . . . . . . . . . . . RJ45 connector
USB. . . . . . . . . . . . . . . . . . . two USB-compliant connectors
Audio line-in . . . . . . . . . . . . miniature audio jack
Audio line-out . . . . . . . . . . . miniature audio jack
Audio microphone-in . . . . . miniature audio jack
Internally accessible:
EIDE drive . . . . . . . . . . . . . two 40-pin connectors on PCI local bus
Diskette/tape drive . . . . . . . 34-pin connector
CD-ROM drive audio
interface . . . . . . . . . . . . . . . 4-pin connector
Video type . . . . . . . . . . . . . . . . . PCI video card (see manufacturer's
<Ctrl><Alt><Del>. . . . . . . . . . . . . restarts (reboots) the system
<Ctrl><Alt><Enter> . . . . . . . . . starts System Setup program (during POST
Ports
available video cards have two connectors)
Video
specifications)
Key Combinations
only)
System Overview 1-21