68P80801E30-A 5/1/2002
9-3
Gen 3 Site Controller System Manual
Chapter 9 Controller
Controller
Indicators
Power
LOS/
Active
Yellow
GPS
AIS
FE/CRC
BPV/PD
Net
1
Local
2
3
4
OOF
EBTS513
011101JNM
Figure 9-3
Front Panel LEDs
Table 9-1
Front Panel LED’s
LED Name
LED Color
Function
Top Row
Power
Green
ON: Power Supplies are operating and CPU is not in reset mode.
OFF: Power supplies are not within tolerance, or the CPU is in reset mode.
Active
Green
ON: T1 / E1 and Site Reference relays are energized.
OFF: T1 / E1 and Site Reference relays are open.
GPS
Green
ON: Satellites tracked; high stability oscillator locked to GPS; no alarms
detected.
FLASHING: Free running, or tracking satellites but not ready to key BR’s.
OFF: Alarm condition detected.
4
Green
Reserved for future use. Span 4 selected. (Bottom row of LED’s refers to
Span 4.)
3
Green
Reserved for future use. Span 3 selected. (Bottom row of LED’s refers to
Span 3.)
2
Green
Reserved for future use. Span 2 selected. (Bottom row of LED’s refers to
Span 2.)
1
Green
Span 1 selected. (Bottom row of LED’s refers to Span 1.)