Mitsubishi HC7900 ISF Modes
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Appreciate some help…
I have a cal job for a customer in 2 days and the customer insists that I calibrate and lock the ISF Modes. I checked the service menu thread and there does not seem to be clear instructions on how to access and lock the ISF modes for this model…Anyone done one of this and can offer help….
Also, anything in particular to look out for? I hv not done any Mits in a long time…
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