The display enhancer doubles scan rate be disabled with a toggle switch. The ROM timing circuit provides four different speed settings for output. The Zorro are placed on the motherboard, are fitted directly onto the motherboard. Inactive slots be used like fan cards and TBCs for non intelligent cards. The floppy drive controller supports up to four devices. Any machines were supplied as the true A3000T with an 040. Some early prototype have actually even blue zorro slots and a blue motherboard.
The A3500 actual case is based upon a tower case, is also similar with the front bezel to the A3000 case.