Cisco Systems OL-12811-01 manual CT1/PRI Network Module LEDs, Color, Meaning

Connecting Cisco ISDN PRI Network Modules to the Network

PRI Module LEDs

Figure 19 1-Port Channelized T1/E1 PRI Network Module with G.703 LEDs

NM-1CE1T1-PRI

RX	TX	CD	LP
MON	MON
		RA	T1
			E1-BAL
C0		LA	E1-UNBAL

CTLR 0

C0

AIM

EN 88737

T1

E1-BAL

E1-UNBAL

Figure 20 2-Port Channelized T1/E1 PRI Network Module with G.703 LEDs

NM-2CE1T1-PRI

CD LP RX TX

CDLP

RA

MON	MON
T1	C1
E1-BAL

RA

T1

E1-BAL

AIM

LA

CTLR 1

T1

E1-BAL

E1-UNBAL

E1-UNBAL C0

LA E1-UNBAL

CTLR 0

CTRL 1

CTRL 0

EN

88738

T1

E1-BAL

E1-UNBAL

Table 5 Channelized T1/E1 PRI Network Module with G.703 LEDs

LED	Color	Meaning
T1	Green	Interface is configured for balanced T1.
E1-BAL	Green	Interface is configured for balanced E1.
E1-UNBAL	Green	Interface is configured for unbalanced E1.
C0	Green	Port 0 is connected to the bantam monitor connector.
C1	Green	Port 1 is connected to the bantam monitor connector.
AIM	Green	An advanced integration module (AIM) is installed on the network module.

CT1/PRI Network Module LEDs

Figure 21 and Figure 22 show CT1/PRI network module LEDs.

Connecting Cisco ISDN PRI Network Modules to the Network

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