User guide

14-6 Conveyors
Table 14-1 (continued)
Symptom Possible Cause Recovery
I/O bits may be turned OFF. See Testing I/Os below.
No upstream/
downstream interface.
SMEMA Interface is not
functioning properly.
Call an Asymtek Service Technician.
Sensor is not active.
See “Checking Part Sensors” below.
Sensor is dirty.
Clean sensors with a soft cloth or by
blown air.
Part sensors not
sensing when board
is present.
Sensor is out of adjustment.
See “Checking Part Sensors” below.
Stop pins not receiving air. Call an Asymtek Service Technician.
PCB Sensor dirty, not active or out
of adjustment.
1. Clean PCB Sensor
2. See “Checking Part Sensors”
below.
Conveyor rails gap too narrow. Check conveyor width.
Board will not index to
correct position.
No SMEMA signal from
downstream system.
Call an Asymtek Service Technician.
Conveyor jams or
does not move.
No air pressure.
Check all air pressure gauges and
switches regulators.
Board or part becomes skewed.
Stop the dispensing program, remove
the board and call an Asymtek service
technician.
Conveyor rails gap too narrow. Check conveyor width.
Fails to find width
Home.
Personality parameters are
corrupt.
Call an Asymtek Service Technician.