![DEC 3000 800 Owner'S Manual Download Page 253](http://html1.mh-extra.com/html/dec/3000-800/3000-800_owners-manual_2461324253.webp)
AUI Ethernet Port
Table B–5 AUI Ethernet Port Pin-outs
Pin
Source
Signal
Description
1
Chassis ground
2
XCVR
ACOL+
Collision presence
3
System
ATX+
Transmit
4
GND
Chassis ground
5
XCVR
ARX+
Receive
6
XCVR
GND
Power return
7
CTL+
Not used
8
GND
Chassis ground
9
XCVR
ACOL-
Collsion, active low
10
System
ATX-
Transmit, active low
11
GND
Chassis ground
12
XCVR
ARX-
Receive, active low
13
System
+12V
Power
14
GND
Chassis ground
15
CTL-
Control output
Port Pin-outs B–9
Summary of Contents for 3000 800
Page 14: ......
Page 20: ......
Page 34: ......
Page 54: ......
Page 92: ......
Page 106: ......
Page 130: ......
Page 138: ......
Page 140: ......
Page 186: ......
Page 193: ...Startup Problems Figure 13 1 Power Indicator Light 1 2 MLO 008922 Identifying a Problem 13 7...
Page 216: ......
Page 236: ......
Page 238: ......
Page 260: ......
Page 266: ......
Page 310: ......
Page 318: ......