Intel 815TM5 User Manual page 11

INTRODUCTION
Intel 815 Micro-ATX Mainboard
PS/2 Game/MIDI
USB1 Parallel Port
Mouse Port
K/B USB2 COM1 VGA Port Audio Port
IMPORTANT NOTICE:
There is the 3D audio interface on the board., Please check the
CODEC chip (U12) as shown in the above diagram and then
choose the proper directory in the CD to install the device driver
properly. (please refer to Section 3-5)
(note: CODEC comes from compression/decompression and
coder/decoder. Codec is the technology which is designed to take
care of the data conversion for the onboard audio interface. In order
to make the audio interface working properly, you have to install the
device driver is properly).
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