3Com NETBuilder II FDDILink, Установка

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Specifications 2-3
FDDILink Module
Connectors
Table 2-3 describes the FDDILink module connectors.
Specifications
Table 2-4 lists the physical dimensions of the module, and Table 2-5 lists the
current consumption.
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 FDDILink Module Connectors
Location Connector(s) No. of Pins Purpose
Backplane connector J1 and J3
J2
48-pin
8-pin
Connects module to the core bus.
Power connector.
Front panel Optical bypass
connector 6-pin 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.
Front panel Two FDDI SC
connectors 2-pin Connects module to fiber with an
SC connector.
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 -12 Volts
3.8 amp 0.1 amp 0.2 amp