Front Panel Description 
The front panel of your residential gateway provides LED status indicators that 
indicate how  well and at what state your residential  gateway is operating. See 
Operation  of Front  Panel Indicators  (on page 21), for more information on front 
panel LED status indicator functions. 
 
EPC3928 (model shown  without battery backup capability) 
 
DPC3928 (model shown  with battery backup capability) 
 
1  POWER—ON,  power  is applied to the residential gateway 
2  DS—ON, the residential gateway is receiving  data from the cable network 
3  US—ON, the residential  gateway is sending  data to the cable network 
4  ONLINE—ON,  the residential gateway is registered on the network and fully 
operational 
5  ETHERNET 1 - 4—ON, a device is connected  to one of the Ethernet  ports. 
BLINKING indicates that data is being transferred over the Ethernet connection 
6  USB—ON, a device  is connected  to the USB port. BLINKING  indicates that data 
is being transferred over the USB connection