Troubleshooting guide

Section 5, User Interface Guide - UIG-510, Status
61186003L1-1D 5-33
MX2820 CLOCK MODULE
View the status of an MX2820 Clock module by selecting the following options and selecting
the number for a slot location:
• Select ACCESS MODULES, from the MX2820 System menu, and press ENTER.
• Type the letter C, corresponding to SMC (clock) and press ENTER.
• Select STATUS.
Figure 5-11 shows an example of the Status screen for a Clock module in slot location A. The
following subsections provide descriptions of the fields for this Status screen.
Figure 5-11. MX2820 Clock Module Status Screen Example
Clock Status
Master
This field indicates which card of the pair is the active device. Table 5-11 lists the possible
indications.
Table 5-21. Clock Master Indications
Indication Description
CLK A The Clock module in slot A is active.
CLK B The Clock module in slot B is active.
Shelf: 1 Slot: CLK A ADTRAN MX2820 System 04/22/04 00:08
Unacknowledged Alarms: None TID: HTVLALEXD16
Status
Clock Status
Master = CLK A
Clock Reference = Secondary
PRI Clock Status = OK
SEC Clock Status = OK
Clock State = Norm
Card Pair State
Alarm = None
Protection = Circuit
Card Comm. = Non-redundant
Slot CLK A
Status = Active
Slot CLK B
Status = Standby
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