ASM-60 Installation and Operation Manual Appendix B IR-ETH/QH Interface Module
Installation and Operation B-3
Setting the DIP Switch

Configure the IR-ETH/QH module by setting the DIP switch in accordance with

Table B-2. The DIP switch is located on the reverse side of the IR-ETH/QH

module. To change the switch settings, you must undo three screws on the board

and detach the module from the main unit.

Table B-2. DIP Switch Settings

Section Name Description Possible Settings Factory Setting
1 NC OFF
2 FLC Enables or disables flow
control
ON – Flow control is enabled
OFF – Flow control is disabled
OFF
3 10/100 Selects the LAN speed ON – LAN speed is set to 100 Mbps
OFF – LAN speed is set to 10 Mbps
OFF
4 AN1 Controls the LAN
autonegotiation
ON – LAN autonegotiation is disabled
OFF – LAN autonegotiation is enabled
OFF
5 HF1 Selects the LAN mode ON – LAN full duplex mode
OFF – LAN half duplex mode
OFF
6 BPR Controls the backpressure ON – Backpressure is enabled
OFF – Backpressure is disabled
OFF
7 MUL Controls LAN to WAN
multicasting
ON – Multicast messages from LAN to
WAN are blocked
OFF – Multicast messages from LAN to
WAN are not blocked
OFF
8 BRD Controls LAN to WAN
broadcasting
ON – Broadcast messages from LAN
to WAN are blocked
OFF – Broadcast messages from LAN
to WAN are not blocked
OFF

After configuring the Ethernet interface, reset ASM-60 by turning it off and on. The

changes take effect only after the reset.

LED Indicators

Table B-3 lists the IR-ETH/QH rear-panel LED indicators and describes their

functions.

Table B-3. IR-ETH/QH LED Indicators

LED Name Color Description Location
LINK Green ON – LAN is connected to the IR-ETH/QH
module
Connector
ACT Yellow ON – LAN is receiving/transmitting data Connector
100 Green ON – LAN is operating at 100 Mbps
OFF – LAN is operating at 10 Mbps
Rear panel
Note