Apple PC Compatibility Card 12-inch card - Manual (Page 17)

Installing the PC Compatibility Card hardware
There are several steps to installing your PC Compatibility Card hardware:
m removing the computer’s case
m disconnecting the CD audio cable from the CD-ROM drive
m opening the computer’s expansion card cover and chassis
m connecting the internal PC audio/video assembly (Power Macintosh 7200
models only) and inserting the card
m connecting the CD audio cables to the card and the logic board
m closing the cover and chassis
m connecting the new CD audio cable to the CD-ROM drive
m replacing the computer’s case
WARNING The installation of the PC Compatibility Card is technically
complex. Unless you are comfortable installing components inside
computers, Apple recommends that you have the PC Compatibility Card
installed by your Apple-authorized dealer (for a fee).
To avoid damaging the computer and the card, do not attempt to install
the card, install memory, or connect the cables without first reading this
documentation.
3 Installing the Card in a Power Macintosh 7200, 7500, or 7600