In earlier models both I/O address and IRQ were hardcoded to IRQ 2 (causing serious problems with the hard disk as it also uses that IRQ); in later models the IRQ could be set with a jumper.
Di model sebelumnya kedua I/O address dan IRQ diset keras ke IRQ 2 (menyebabkan masalah serius dengan hard disk karena juga menggunakan IRQ tersebut); di model-model terbaru IRQ bisa diatur dengan jumper.