Fddilink Module Connectors; Specifications - 3Com NETBuilder II FDDILink Installing

FDDILink Module
Connectors
Specifications
Table 2-2 LED States
LED Color Indicates
STATUS Off No power to module
Green Normal Operation
Yellow Paths not enabled (may be caused by duplicate address on FDDI ring)
Red Fault or reset
A STATUS Green Normal Operation
Yellow Self-test or stand-by mode (stand-by mode occurs if Transceiver B is
connected to a concentrator master port)
Red Fault or reset
B STATUS Green Normal Operation
Yellow Self-test
Red Fault or reset
Table 2-3 describes the FDDILink module connectors.
Table 2-3 FDDILink Module Connectors
Location
Backplane connector
Front panel
Front panel
Table 2-4 lists the physical dimensions of the module, and Table 2-5 lists the
current consumption.
Table 2-4 Physical Dimensions
Attribute Description
Length 9.3 in (22.3 cm)
Width 10.8 in (27.4 cm)
Height 0.6 in (1.5cm)
Weight 1.2 lbs (0.54 kg)
Table 2-5 Maximum Current Consumption
+5 Volts +12 Volts
3.8 amp 0.1 amp
Connector(s) No. of Pins Purpose
J1 and J3 48-pin
J2 8-pin
Optical bypass 6-pin
connector
Two FDDI SC 2-pin
connectors
-12 Volts
0.2 amp

Specifications

Connects module to the core bus.
Power connector.
Allows the network to continue
in primary and secondary mode
even if the NETBuilder II
bridge/router is turned off. Dis-
abled in the single- and
mixed-mode FDDILink modules.
Connects module to fiber with an
SC connector.
2-3