Symmetricom SDU-2000, User Manual

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Alarm Messages
250 SSU-2000 User’s Guide 12713020-002-2 Revision D – April 2004
Table A-5. Output Module Alarm Messages
Alarm
Description
Alarm
Number
Default
Alarm
Level
Status
Messages
Description/
Corrective Action
DS1/E1 Output Module
Redundant module
status 0 Major Ok
Failed
Output alignment problem.
Disable module, then
re-enable.
Mismatched DS1/E1
modules in redundant
configuration 1 Major Ok
Invalid
A redundant pair has one
DS1 module and one E1
module. Replace module.
Loss of clock source
A 2 Major Ok
Lost
Clock module in slot A1 is
in warm-up mode or has
other problems.
Loss of clock source
B 3 Major Ok
Lost
Clock module in slot A12 is
in warm-up mode or has
other problems.
Loss of clock source
C 4 Major Ok
Lost
Reference signal is in LOS
and both clocks have been
removed or are in warm-up.
Clock below
minimum clock level 5 Major Ok
Below
Clock A or B is below
output module setting.
Clock not selected for
output 6 Major Selected
Not Selected
No clocks, no output.
Output port fault
(displayed as hex
value) 7 Major Ok
Active
Indicates which output port
is in fault (typically shorted).
Repair short and re-enable
port.
VCXO status 8 Major Ok
Lost
VCXO problems, re-seat or
replace module.
Output PLL status 9 Major Ok
Lost
No clocks or VCXO.
Re-seat and check clocks.
Configuration status 10 Major Ok
Failed
Redundant configuration
mismatch. Re-seat or
replace module.
Hardware
configuration fault 11 Major Ok
Failed
Call Symmetricom Global
Services. Return to factory.
Loss of clock source
D 12 Major Ok
Lost
Only in SDU. Loss of
backup clock. Check cable.