
R01.i
RT System 2 v2.3 Deployment Guide
179
© 2010-2014 Wireless Seismic, Inc. All rights reserved.
D. LED Indicators
LIU Normal Operation
Table D–10 LIU LED Error Indications, Normal Mode
LED Indicators
Summary
Description
On, no GPS discipline
MODE flashing every 1 second
Single battery failure
Battery B in use
Battery A below threshold
or disconnected
A:
•
Off, or
•
4 long flashes, then off (On 4.5s, off 2s) or
•
GPS PPS flash
B Solid
BAT:
•
4 long flashes, then off (On 4.5s, off 2s)
Single battery failure
Battery A in use
Battery B below threshold
or disconnected
A Solid
B:
•
Off, or
•
4 long flashes, then off (On 4.5s, off 2s) or
•
GPS PPS flash
BAT:
•
4 long flashes, then off (On 4.5s, off 2s)
Both batteries below
threshold
–OR–
One below threshold and
one disconnected
A & B:
•
Off, or
•
4 long flashes, then off (On 4.5s, off 2s) or
•
GPS PPS flashes
BAT:
•
4 long flashes, then off (On 4.5s, off 2s)
No IP Address acquired
LNK off
LIU has IP Address, but no
communications with
Central
LNK flashing