Dell Precision 220 - Manual (Page 94)

Audio controller Analog Devices AD1881 AC97 Codec
Stereo conversion 16 bit (analog-to-digital and digital-to-analog)
Interfaces:
Internal PCI bus/AC97
External stereo line-in minijack;
microphone-in minijack;
headphones/speakers-out minijack
Expansion Bus
Bus types PCI and AGP
Bus speed PCI: 33 MHz
AGP: 66 MHz
PCI expansion-card connectors five
AGP expansion-card connectors one universal (supports 4X and 2X protocols)
PCI expansion-card connector size 120 pins
PCI expansion-card connector data width
(maximum) 32 bits
AGP expansion-card connector size 132 pins
AGP expansion-card connector data width
(maximum) 32 bits
Drives
Externally accessible bays:
Mini tower chassis three 5.25-inch bays for diskette, tape, or CD-ROM drives; one 3.5-inch bay for a diskette
drive
Desktop chassis two 5.25-inch bays for diskette, tape, or CD-ROM drives; one 3.5-inch bay for a diskette
drive
Internally accessible bays two 3.5-inch bays for 1.6-inch-high hard-disk drives
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)
Integrated network interface controller
(NIC) RJ45 connector
PS/2-style keyboard 6-pin mini-Deutsche Industrie Norm (DIN)
PS/2-compatible mouse 6-pin mini-DIN
Universal Serial Bus (USB) two USB-compliant connectors