FUTEK IPM52x (D520) Digital Display - Manual (Page 17)

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program branch heading SPEC, CODE
menu.
• The preset code (1-40) must be entered
at this time. If wrong code is entered or
if no code is entered within 20 seconds,
meter will return to RUN mode.
• Upon correct lockout code entry, meter
enters the SETUP mode. The status LED
between Valley and NET will light
indicating the meter is in the
Programming/Setup mode.
• The unmarked yellow LED just above
the Down/F4 key will light, indicating
you are in the SETUP mode.
• If no lockout code, “SETUP” flashed,
then “CHAN” displayed, indicating you
have entered the SETUP mode. If no key
is pressed within 20 seconds, meter will
return to RUN mode.