Dell Precision 400 Service Manual (.pdf) - Page 33

NIC .. RJ45 connector, EIDE drive .. two 40-pin connectors on PCI local bus

Page 33 highlights

Table 1-5. Technical Specifications (continued) Ports 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 available video cards have two connectors) 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 Video type PCI video card (see manufacturer's specifications) Key Combinations

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System Overview
1-21
Ports
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
available video cards have two connectors)
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
Video type. . . . . . . . . . . . . . . . . PCI video card (see manufacturer’s
specifications)
Key Combinations
<Ctrl><Alt><Del>. . . . . . . . . . . . . restarts (reboots) the system
<Ctrl><Alt><Enter> . . . . . . . . . starts System Setup program (during POST
only)
Table 1-5.
Technical Specifications
(continued)