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Microdiagnostics
a. Set the SYSTEM SWITCH REGISTER to %000202.
b. Press the ENABLE and LOAD switches. (When an existing device number is encountered, the
program pauses with the device number in CIR. The RUN lamp will be illuminated.)
c.
Press the RUN/HALT switch. CIR then displays the device status, the RUN lamp will be
extinguished.
d. Press the RUN/HALT switch. Steps band c are repeated until all device numbers have been
interrogated. Diagnostic is finished when CIR displays %000200. The RUN indicator will be
extinguished.
A-3/A-4
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