2-4 Computer Group Literature Center Web Site
Operating Instructions
2
Status Indicators
There are four LED (light-emitting diode) status
indicators located on the MVME240x front panel.:
BFL,
CPU
, PMC2, and PMC1.
BFL (DS1)
The yellow
BFL LED indicates board failure; lights when
the BRDFAIL* signal line is active.
CPU (DS2)
The green
CPU LED indicates CPU activity; lights when
the DBB* (Data Bus Busy) signal line on the processor
bus is active.
PMC2 (DS3)
The top green
PMC LED indicates PCI activity; lights
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.
PMC1 (DS4)
The bottom green
PMC LED indicates PCI activity; 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.
10/100 BASET Port
The RJ45 port on the front panel of the MVME240x
labeled
10/100 BASET supplies the Ethernet LAN
10BaseT/100Base TX interface, implemented with a DEC
21140/21143 device.
MVME
240x
ABT
RST
10/100 BASET
PCI MEZZANINE CARD PCI MEZZANINE CARD
DEBUG
CPU
BFL
PMC
Comments to this Manuals