Paradyne 9128-II, CSU, DSU, 9126-II manual Alarm Conditions 4 What It Indicates What To Do, Dte

8. Troubleshooting

Table 8-1. Alarm Conditions (4 of 7)

Alarm Condition	What It Indicates	What To Do
LOS at DSX-1	A Loss of Signal (LOS)
	condition is detected on the
	DSX-1 interface. Clears
	when the ratio of ones to
	zeros received is greater
	than or equal to 12.5%.
	TDSX-1 cable problem.	Check that the DSX-1 cable is
		Tsecurely attached at both ends.
	No signal being	Check the DTE status.
	transmitted from the
	DTE.
LOS at Network 1	A Loss of Signal (LOS)
	condition is detected on the
	network interface. Clears
	when the ratio of ones to
	zeros received is greater
	than or equal to 12.5%.
	Network cable problem.	Check that the network cable is
		securely attached at both ends.
	No signal is being	Check far-end FrameSaver unit
	transmitted at the far-end	Tstatus.
	TFrameSaver unit.
	T1 facility problem.	Contact your network provider.
Network Com Link	he communication link for	Check the router connected to the
Down	the COM port is down and	COM port.
	the COM port is configured
	for Net Link.
OOF at DSX-1	An Out of Frame (OOF)
	condition is detected on the
	DSX-1 interface.
	Incompatible framing	Check that the framing format
	format between the DTE	for the DSX-1 (DTE) interface
	and the FrameSaver	Tis correct.
	Tunit.
	DSX-1 cabling problem.	Check that the DSX-1 cable is
		securely attached at both ends.

1nnnn indicates a DLCI number of 16 through 1007.

2frame relay link is one of the following:

–Net1-FR1. The frame relay link specified for the network interface, Network 1.

–Port-n. The frame relay link associated with a user data port.

–ISDN Link Name on a non-network ISDN DBM interface.

3Does not apply to a TS Access Management Link DLCI.

8-10 September 2002 9128-A2-GB20-80