Table 2-13: Npu Leds - Nera WiLink-I Series System Manual

Name
GPS/SYNC IN
GPS/SYNC OUT
ALRM-IN
ALRM-OUT
MON
Name Description
PWR Power indication
ALRM NPU Alarm indication
BST ALRM Base Station chassis alarm
indication
EXT ALRM External alarm indication
MASTER Master/Slave operation indication
GPS/SYNC GPS/IF clock synchronization
functionality indication
WiLink-I Modular Base Station System Manual
Table 2-12: NPU Connectors
Connector
15-pin micro D-Type jack
15-pin micro D-Type jack
9-pin micro D-Type jack
9-pin micro D-Type jack
3-pin low profile jack

Table 2-13: NPU LEDs

Installing the Base Station Equipment
Functionality
Not used currently. Connection to a GPS receiver or to an
NPU in another chassis that supplies synchronization
signals
Not used currently. Supply of synchronization signals to
another unit
Not used currently. Connections to external alarm indicators
(3 alarm inputs, NC or NO)
Not used currently. Connections for activation of external
devices (4 dry contact pairs)
Access for debugging and configuration using the Monitor
program
Functionality
¢
Off - NPU is not powered
¢
Red - NPU power failure
¢
Green - NPU power is OK
¢
Off - NPU is OK
¢
Red - NPU failure
¢
Off - All Base Station modules are OK
¢
Red - Failure in one (or more) Base Station modules
¢
Off - No alarms
¢
Red - Alarm received via the ALRM IN connector
¢
Off - Secondary NPU (backup)
¢
Green - Primary NPU
¢
Off - GPS/IF clock synchronization is disabled
¢
Green - GPS/IF clock is synchronization enabled
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