Cabletron Systems FDDI Repeater manual SMB and CPU LEDs, LED Color State Description

LANVIEW LEDs

The functions of the System Management Bus (SMB) and CPU LEDs are listed in Table 4-1.

Table 4-1. SMB and CPU LEDs

LED Color	State	Description
Green	Functional	Fully operational.
Yellow (Flashing)	Crippled	Not fully operational (i.e., one bad port).
Yellow/Green	Booting	Blinks yellow and green while booting.
Red	Reset	Normal power-up reset.
Red (Flashing)	Failed	Fatal error has occurred.
Off	Power off	Module powered off.

There is one row of FDDI Port Status LEDs for each FDDI ring, FNB-1 and FNB-2. The functions of the FDDI LEDs are shown in Figure 4-2and Table 4-2.

FDDI-1

Port B Status

FDDI-1 Status (Inserted/Bypassed)

FDDI-1

Port A Status

FDDI-2

Port B Status

FDDI-2 Status (Inserted/Bypassed)

FDDI-2

Port A Status

Figure 4-2. FDDI LEDs

4-2