A feature that was added to the ROM 03 firmware that was entirely fun, instead of functional, was accessed by a specific key-sequence.
If the computer was booted with no disk in the drive, a message that said “Check startup device” appeared, with an apple symbol sliding back and forth.
At that point, if the user pressed the keys “Ctrl”, “Open Apple”, “Option”, and “N” simultaneously, the digitized voices of the Apple IIGS design team could be heard shouting “Apple II !”
If the computer was booted with no disk in the drive, a message that said “Check startup device” appeared, with an apple symbol sliding back and forth.
At that point, if the user pressed the keys “Ctrl”, “Open Apple”, “Option”, and “N” simultaneously, the digitized voices of the Apple IIGS design team could be heard shouting “Apple II !”