3. Appearance   
8 WRF connector 
Connects with Wide-band Radio Frequency (WRF) communication equipment such as Chartco etc. 
9    Ext WAN port (RJ-45 type 8-PIN Modular Cable for Ethernet) 
Connects with External WAN such as ESV. 
10  JRC LAN port  (RJ-45 type 8-PIN Modular Cable for Ethernet) 
Connects with JRC LAN.    It creates additional value like remote maintenance or status monitor by 
connecting JRC products other than FBB. 
11    User LAN port  ×  4  (RJ-45 type 8-PIN Modular Cable for Ethernet) 
Connects with user device such as user PC.   
Offered services: Standard IP, Streaming IP, and SMS. 
A maximum total capacity of 32 W PoE ( Power over Ethernet ) is available on User LAN. 
 
 
 
 
 
 
12 Fuse 
Melt down when over current are detected.   
Replacement procedure:  Loosen the folder head to counterclockwise direction with slotted 
screwdriver, and pull out the folder when it is ejected.    Replace the fuse to new one and set it in the 
folder.  Insert the folder and tighten it clockwise direction until folder is securely locked in place. 
13  VDB port 
Connects with Voice Distress Button (VDB). 
14 DC power connector 
Connects with the cable which supplies the power source to the main unit. 
15  Earth 
PoE LED: 
Lit in green when power is supplied. 
Lit in orange when PoE is failed. 
(power supplying beyond 32 W) 
Link LED: 
Bright when the link with the 
connected terminal has been 
established. (It shines in orange for 
10Base-T and it shines in green for 
100Base-T.)