Sun Microsystems 220R service manual Reference for the Media Independent Interface MII Connector

Pin	Mnemonic	Signal Name	Description
17	PAR_IN_L	Peripheral Input	Set low by the host to select
		Low	peripheral device for forward
			channel transfer. Set high to
			indicate bus direction is from
			peripheral to host.
18		Signal ground	Signal ground
19		Signal ground	Signal ground
20		Signal ground	Signal ground
21		Signal ground	Signal ground
22		Signal ground	Signal ground
23		Signal ground	Signal ground
24		Signal ground	Signal ground
25		Signal ground	Signal ground

A.6 Reference for the Media Independent Interface (MII) Connector

The media independent interface (MII) connector is located on the main logic board back panel.

A.6.1 MII Connector Diagram

242 Sun Enterprise 220R Server Service Manual ♦ January 2000, Revision A