ADTRAN 25 manual Maintenance Error Message, Description, Tdm

MAINTENANCE

	ERROR MESSAGE				P O S S I B L E S O L U T I O N
	AND DESCRIPTION
AC Power Failure: An				indication	Check plug at wall receptacle. If
that ac power has been lost (for					this error occurs more often than
example, plug removed from a					the building power outages, check
wall	receptacle, building power				connection to wall.
down for more than a quarter of a
second, etc.). If power is lost from
the first cabinet, the ETU will be
triggered.
Alarm Log Overflow: The error					Correct indicated errors, and then
logs are full and no more errors					remove entries from the Transient
can be written to them. This error					Error Log to free-up space.
is kept, however, to alert you of
the fact.
Arch	Angel		Insane	Restart:	Make sure ZTN85 or ZTN131 (R3)
Clocks may be missing from the					circuit pack (CP) is installed.
TDM	bus.				Check the inter-cabinet cables,
					bus terminator and back plane for
					bent pins. Reseat a port CP that
					is in the same cabinet as ZTN85
					or ZTN131 (R3). If it does not
					power	up, replace		ZTN85	or
					ZTN131	(R3).	If it	does	but
					p r o b l e m persists, replace
					CPU/Memory		CP.
Arch	Angel		Interrupt	Restart:	Possible software problem. If this
System		restarted		due to	error occurs frequently, check the
CPU/Memory			problem.		CPU/Memory		CP.
Bad	Oat	Device: (STARLAN			Recoverable; no action required.
Interface CP) This error is an
isolated transient condition.

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