I had this same issue over the weekend with one of my heads ends. Half of the receivers went to 101. This is in a locked room with backup power
Well, next step - is to check if it was FW update.
You should check each receiver for that - don't rely to Dish listing.No listed FW updates.
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You should check each receiver for that - don't rely to Dish listing.
RandallA posting real time log of all FW updates here, you could grab SW ID and HW ID of your receivers and check there too.
Ahh.
[For future FW check - look for 2700 model in RandallA's thread; it's the same device]