Hot Issues Voltage Regulator - 5
Voltage Regulator
There is a removable voltage regulator on the logic board,
which comes with the logic board and can also be ordered as a
separate module. (See “Voltage Regulator” in the
Troubleshooting chapter.)
I/O Card
Some I/O functions on the logic board are handled through a
removable I/O card that must be installed for the computer
to operate properly. (See “I/O Cards” in the
Troubleshooting chapter.)