Carrier Access SNMP manual Fault Isolation Procedures, T1 Test LEDs for T1 Span 1, V.35 Status LED

Table 12-5: T1 Test LEDs for T1 Span 1 and 2

State	Meaning
GREEN	Normal operations. Trunk process-
	ing, self test, and network loopback
	inactive.
FLASHING GREEN	T1 Self Test local loopback passed.
RED	T1 Self Test local loopback failed
	due to one or more of the following
	conditions: T1 Loss of Signal, Out of
	Frame, Improper Line Code
	Received, ESF or BPV errors
	received.
YELLOW	Channels held in Trunk Processing
	for this T1 span.
FLASHING YELLOW	Network loopback active for this T1
	span.

Table 12-6: V.35 Status LED

State	Meaning
OFF	No T1 channels assigned to V.35
	port.
GREEN	CD (RLSD) and RTS leads active. T1
	channels assigned and operative.
FLASHING GREEN	V.35 in loopback to equipment.
RED	CD (RLSD) lead is inactive because
	assigned T1 is inoperative.
YELLOW	CD (RLSD) lead active. RTS lead
	inactive.
FLASHING YELLOW	V.35 in loopback to T1 line.

12.12 Fault Isolation Procedures

This section lists typical trouble symptoms that may occur while operating the Access Bank II - SNMP and suggests appropriate corrective actions to take. Fault symptoms are organized into three groups:

•Control Panel LED indications (system, T1 or V.35 faults)

•Back Plate LED indications (voice circuit faults)

•Other fault indications

12-14 9/24/01