User's Manual

Installing the Base Transceiver Station (BTS) Equipment
4Motion System Manual 75
Table 2-12: NPU LEDS
Name Description Function
MGMT Port Activity
LED
MGMT Port Activity LED
 When blinking yellow indicates Ethernet activity at the
management port
MGMT Port Integrity
LED
MGMT Port Integrity LED
 When lit green indicates Ethernet physical layer is OK
DATA Port Activity
LED
DATA Port Activity LED
 When blinking yellow indicates Ethernet activity at the
data port
MGMT Port Integrity
LED
MGMT Port Integrity LED
 When lit green indicates Ethernet physical layer is OK
EXT ALRM External alarm indication
 Off - No alarm
 Red - Alarm received via the ALRM IN connector
BST ALRM Cell site component
failure indication
 Off - All 4Motion modules are OK
 Red - Failure in one (or more) 4Motion modules
 Blinking - During powering up of NPU
ALRM NPU card failure
indication
 Off - NPU is OK
 Red - NPU failure
 Blinking - During powering up of NPU
PWR Power indication
 Off - NPU is not powered
 Red - NPU power failure
 Green - NPU power is OK
Master Master indication
 Lits when NPU is primary
GPS/SYNC GPS/IF clock
syncronization function
indication
 Off - NPU clock is not synchronized to external source
 Green - NPU clock is synchronized to external source