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120 TimeAnalyzer 7x00 User’s Guide
098-00208-000 Revision A – February, 2010
Chapter 6 Maintenance and Troubleshooting
Troubleshooting
Diagnosing the IMC
Reading LED Conditions
shows the function of the LED indicators on the front panel of the
TP5000’s IMC card.
Table 6-4. LED Conditions for the IMC Card - TP5000 Probe Module
Indicator
Label
Description
Corrective Action
Power
Indicator (IOC
and IMC)
PWR
Green - Module power available
n/a
Off - Module power not available
Check power supply
,“No LED lit on
any module” for probable causes
and more corrective actions.
-48V A-Bus
A-Bus Battery
Indicator (IMC)
BT A
Off - A-Bus power OK
n/a
Red - A-Bus power failed
Check AC power connection.
Check connection of TP5000 to
the power distribution panel.
-48V B-Bus
B-Bus Battery
Indicator (IMC)
BT B
Off - B-Bus power OK
n/a
Red - B-Bus power failed
No action necessary.
This LED will always be Red
because the TP5000 probe
module does not require
redundant power. The -48V B-Bus
is not used.
System Health
Aggregation of
system alarms
indicator
SYS
Off - IMC, IOC operating normally
n/a
Amber - IMC, IOC operational
Minor Alarm(s)
Use “show alarm” command to
view alarm IDs and descriptions.
See Table A-1 in Appendix A of
the TP5000 User’s Guide for
corrective actions.
Red - IMC, IOC operational Major
or Critical Alarm(s)
Use “show alarm” command to
view alarm IDs and descriptions.
See Table A-1 in Appendix A of
the TP5000 User’s Guide for
corrective actions. After taking
corrective actions, use “reboot”
command to reboot the card that
had the major or critical alarm..