beautypg.com

Allied Telesis AT-MC102XLPCI User Manual

Page 20

background image

Chapter 1: Product Overview

20

Note

Although is not marked on J4, Pin 2 is positioned between pins 1
and 3.

Note

If you choose to remove the jumper, Allied Telesis recommends that
you re-install the jumper on the center pin (2) only, 90 degrees from
the pins 1 and 3 so that it does get lost.

Table 2. Auto-Negotiation Configuration- Jumper J4 Positions

Pin Position of Jumper

Feature Configuration

1 and 2 (Factory Default)

Auto-Negotiation feature enabled

2 and 3

Auto-Negotiation feature disabled

No Jumper Installed

Auto-Negotiation feature enabled