Sun Microsystems SPARCstation 20 - AUI Connector; FIGURE C-2 AUI Connector

Appendix C System Board Connector Pinouts 207
AUI Connector
The AUI connector is the bottom connector in the stacked pair of 26-pin connectors
on the SPARCstation 20 system.
TABLE C-2 lists connector pin assignments and signal
descriptions for the parallel connector.
FIGURE C-2 AUI Connector
23 Shield None GND Shield
24 Shield None GND Shield
25 Shield None GND Shield
26 Shield None GND Shield
TABLE C-2 AUI Connector Pin Assignments
Pin Function I/O Level Signal Description
1 AUI_DO- O Analog Data out negative
2 AUI_DI+ I Analog Data out positive
3 AUI_CI- I Analog AUI collision negative
4 +12 VDC O DC Power
TABLE C-1 Parallel Connector Pin Assignments (Continued)
Pin Function I/O Level Signal Description
* Active low signal
13
26
1
14
13
26
1
14
AUI (bottom)