Product specifications

Efficient Networks
®
Router family
Technical Reference Guide
Chapter 4: System Management
Efficient Networks
®
Page 4-41
The error patterns are listed in the following table. (Any other pattern of flashing LEDs
indicates an internal error. Should this occur, return the router to the factory for repair
or replacement.)
VOICE or
TEST
WAN LAN Fatal Error
Off Off Off Boot ASIC Load error
or CPM failure
Off Off Blinking Timer failure or
green Bad FCS
Off Blinking Off DRAM failure or
green Interrupt failure
Off Blinking Blinking SCC failure or Manu-
green green facturing information error
Blinking Off Off CPU step failure or
amber Ethernet loop failure
Fast blink Off Off Wait stuck in the boot menu;
green kernel file could be missing.
Blinking Off Off The router is issuing BootP
green requests (10-second blink).