Instruction Manual
5
DIP switch settings
The media converter features a four-position DIP switch that can be used to configure
the ports for standalone operation.
DIP Switch
Number
Position
Parameter
1
Off
Force full duplex (if forced mode is enabled)
On
Force half duplex (if forced mode is enabled)
2
Off
Reserved
On
Reserved
3
Off
LFP (link fault pass-through) is disabled
On
LFP (link fault pass-through) is enabled
4
Off
RJ45 UTP is set to auto-negotiate
On
RJ45 UTP forced mode is enabled
Note: DIP switch 2 is reserved, as it isn’t used on the ET91000SM20 media converter. It
does not matter which setting (upward or downward) DIP switch 2 is set to.
