User's Guide

Table Of Contents
DISPLAY INFORMATION
26 SpotCell
5.2 CU
5.2.1 LED
The CU LED indicates three conditions:
OFF = no DC power supply present
RED = power present + system alarm condition
GREEN = power present + no alarm condition
5.2.2 LCD
The CU LCD displays system status and signal strength. The signal
strength is indicated by the signal strength bars ( ) and the coverage
strength is indicated by the coverage bars ( ).
The following table shows the various messages displayed and if
necessary, what action should be taken.
CU
LED
Display with alternating display (if present) Action (if required)
Initializing.
No action required.
Table 1: CU Display States