18   ESR Series Routers Operation Manual 
2.4.3  Light Indication 
2.4.3.1 ESR-1000, ESR-1200 light indication 
Gigabit  Ethernet  copper  interface  status  is  represented  by  two  LEDs—green  LINK/ACT  LED  and 
amber SPEED LED. Location of the copper interface LEDs is depicted in Fig. 2.11. SFP interface status is is 
represented by two LEDs—RX/ACT and TX/ACT—depicted in Fig. 2.12.  For  light indication meaning, see 
Tables 2.14 and 2.15. 
 
 
Fig. 2.11 —Location of RJ-45 port indicators 
 
 
Fig. 2.12 —Location of optical interface indicators  
Table 2.14 —Light indication of copper interface status