Instruction manual
Chapter 2 Installation and Setup  RIC-E3/ETH, RIC-T3/ETH Installation and Operation Manual 
2-6  Installation and Setup
Table 2-4. Ethernet Interface DIP Switch Settings (Cont.) 
Section  Name  Description  Possible Settings  Factory Setting 
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  SCR  Controls the scrambling of 
Ethernet frames 
ON – Ethernet frames are scrambled 
OFF – Ethernet frames are left 
unchanged 
OFF 
Closing the Case 
Once you finish the internal settings, you have to close the RIC-E3/ETH and 
RIC-T3/ETH case. 
 
To close the RIC-E3/ETH or RIC-T3/ETH case: 
1.  Slide the unit's interior back into the case. 
2.  Screw in the two rear panel screws to fasten the main board in the case. 
Connecting the Interfaces 
Figure 2-5 shows a typical rear panel of a standard RIC-E3/ETH unit and identifies 
connector locations for the AC version. 
The RIC-E3/ETH and RIC-T3/ETH rear panels contain also LAN status indicators, 
which duplicate the front panel LAN LEDs. The LINK and ACT indicators are 
located on the Ethernet interface connector. 
LINE 10/100BASE-T
100M
ACT LINK
IN OUT
ALARMS
Figure 2-5. RIC-E3/ETH Rear Panel 










