ABB DSQC315 3HAB2214-1/2 I/O Modules
ABB DSQC315 3HAB2214-1/2 I/O Modules
The MC68040 status lines are decoded, on the MVME162, to drive the yellow STAT (status) LED (part of DS1). In this case, a halt condition from the processor lights the LED. The green RUN LED (part of DS2) lights when the local bus TIP* signal line is low. This indicates one of the local bus masters is executing a local bus cycle. The green SCON LED (part of DS2) lights when the VMEchip2 is the VMEbus system controller. The green LAN LED (part of DS3) lights when the LAN chip is local bus master. The MVME162 supplies +12Vdc power to the Ethernet transceiver interface through a fuse. The green FUSE (LAN power) LED (part of DS3) lights when power is available to the transceiver interface The green SCSI LED (part of DS4) lights when the SCSI chip is local bus master.
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