Innovate Motorsports ST-12 - Manual (Page 31)

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7.2 LED Blinking Codes
1. LED blinking codes
a. Blinking (about) 2 times per second: Heater Warm up
b. Blinking (about) 4 times per second: Heater Calibration
c. LED off: No Power or free air calibration
d. Steady on: Normal Operation Indication
e. Blink in sequence with 2 second pause: Error indication (see error indication detail below)
2. Error indications
a. Count the number of fast flashes between the 2 second pauses. The number of flashes
indicates the error code:
i. 1 flash = Error 1
ii. 2 flashes = Error 2
iii. And so on, See Appendix C of the LC-1 Manual for further error code details.
NOTE: You may also use most any Normally Open (N.O.) LED-illuminated momentary push button with a
1.2 - 2.2V LED for the above process.