This 5.1 speaker system comes with a 1000 Watts Peak/500 Watts RMS power for a rich THX Certified surround sound. With the ability to decode Dolby Digital and DTS encoded soundtracks.

The Z906 is who has six class D amplifiers included, but you cannot use them if you do not have the console connected.

DE-15 Console Connector

The main component is a Renesas D2-71583 intelligent digital amplifier and sound processor.

The communication between the Digital Audio Processor and the console is done through TTL serial communication at 3.3V

The D2-71583 no is 5V tolerant

The following table illustrates the pinout.

Pin	Description	Pin	Description
1		2
3		4
5		6	GND
7		8
9		10
11		12	TX
13	RX	14
15	Console Enable

Here is the DE-15 male as viewed from the front of the Main Board.