58
TRAK Machine Tools
Southwestern Industries, Inc.
TRAK TMC Mills with ProtoTRAK RMX CNC Safety, Installation, Maintenance, Service & Parts List
Possible Cause
Check This
Keys work but erratic, some work, some
don’t
Open the rear panel and check to make sure all 4 ribbon
cables are tight and seated correctly as shown:
If they are, call TRAK customer service. Likely need
programming panel replacement.
No keys work at all
Check 4 ribbon cables shown above and RS232 cable from
overlay PCB to motherboard are seated as shown:
If RS 232 seated correctly, call TRAK customer service.
Connection problem with DB25 cable
These are critical keys and can be checked by running
Code 81. If problem, check ribbon cables in step 2 as well
as DB25 cable on lower left of programming panel as
shown:
Likely programming panel problem. Call TRAK Customer
Service.