The present invention features a method and {HEAD ~ a fixture} for determining {TAIL ~ the asymmetrical character} of a readhead prior to its installation in a check validation machine 
The present invention features a method and { HEAD ~ a fixture } for determining { TAIL ~ the asymmetrical character } of a readhead prior to its installation in a check validation machine
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH