Troubleshooting guide

MX2820 System Manual
5-36 61186003L1-1D
Protection
This field indicates the current protection mode for the Clock module. Table 5-27 provides the
possible state conditions.
Card Comm
This field indicates the current state of the communication link between the two Clock
modules. Table 5-28 provides the possible conditions.
Slot CLK A/Slot CLK B Status
This field indicates the current status of the two Clock Modules. Table 5-29 provides the
possible states.
Table 5-27. Clock Module Protection Modes
Mode Description
Circuit The unit is in Circuit Protection mode and everything is functioning.
None One Clock Module is installed, or the unit is in Circuit Protection
mode, and the secondary card has failed.
Table 5-28. Clock Module Communication State
State Description
OK This condition indicates the cards are communicating.
Failure This condition indicates the cards are not able to communicate with
each other.
Non-Redundant This condition indicates only one card is installed.
Table 5-29. Slot Clock A/B State
State Description
Not Installed A Clock Module is not installed in this slot.
Standby The Clock Module is ready, but is currently acting as a backup unit.
Active The Clock Module is acting as the primary unit.