Diagnosing The Ioc; Reading Led Conditions; Interpreting Error Messages - Symmetricom TimeProvider 1000 User Manual

Diagnosing the IOC

Reading LED Conditions

Table 6-2 shows the function of the LED indicators on the front panel of the IOC.
Table 6-2. LED Conditions for the IOC
LED Name
Power Green
Off
Flashing Green
Fail Red
Off
Alarm Green
Off
Active Green
Off
Holdover Off
Red
PRS Q LED Off, A LED Off
Q LED Green, A LED Green
Q LED Green, A LED Off
Q LED Red, A LED Off
Input 1 Q LED Off, A LED Off
Q LED Green, A LED Green
Q LED Green, A LED Off
Q LED Red, A LED Off
Input 2 Q LED Off, A LED Off
Q LED Green, A LED Green
Q LED Green, A LED Off
Q LED Red, A LED Off
GPS Off
Green
Amber
Red

Interpreting Error Messages

Error messages appear on the console as they occur, and include the time and date
of occurrence. Refer to the event codes described in
codes described in
097-58001-02 Revision C – August 2005
Condition
Power is On
Power is Off
Warming Up
Card failure
No failure
Card alarm
No alarm
Card is active
Card is in standby mode
Tracking at least one input
Tracking no inputs
Disabled
Enabled, qualified, and active
Enabled, qualified, and not active
Enabled and not qualified
Disabled
Enabled, qualified, and active
Enabled, qualified, and not active
Enabled and not qualified
Disabled
Enabled, qualified, and active
Enabled, qualified, and not active
Enabled and not qualified
1 PPS signal is not present
1 PPS signal is active
Bridging mode fault
Loss of 1 PPS signal, TPIU fault, or antenna fault
Table 6-7.
Chapter 6 Maintaining and Troubleshooting the TimeProvider
Description
Table 6-5
TimeProvider User's Guide 147
Diagnosing the IOC
and to the alarm