Operating Instructions
Status Indicators
2
BFL (DS1)
CPU (DS2)
PMC (DS3)
PMC (DS4)
10BaseT/100BaseTX Port
2-4
There are four LED (light-emitting diode) status
indicators located on the MVME2300 front panel:
,
, and
CPU
PMC2
PMC1
The yellow
LED indicates board failure; it lights
BFL
when the BRDFAIL* signal line is active.
The green
LED indicates CPU activity; it lights when
CPU
the DBB* (Data Bus Busy) signal line on the processor
bus is active.
The top green
LED indicates PCI activity; it lights
PMC
when the PCI bus grant to PMC2 signal line on the PCI
bus is active. This indicates that a PMC installed on slot 2
is active.
The bottom green
PMC
lights when the PCI bus grant to PMC1 signal line on the
PCI bus is active. This indicates that a PMC installed on
slot 1 is active.
The RJ45 port on the front panel of the MVME2300
labeled
10/100 BASET
10BaseT/100BaseTX interface, implemented with a DEC
21140/21143 device.
.
LED indicates PCI activity; it
supplies the Ethernet LAN
Computer Group Literature Center Web Site
MVME
2300x
BFL,
ABT
BFL
CPU
RST
PMC
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