A 3.5" HDD takes about 12-15W. Your DirecTV HR21 (or at least my HR20) takes about 50-60W. Changing the HDD out for solid stage storage will only reduce the heat by perhaps 25%, which doesn't necessarily mean it can go fanless.
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A 3.5" HDD takes about 12-15W. Your DirecTV HR21 (or at least my HR20) takes about 50-60W. Changing the HDD out for solid stage storage will only reduce the heat by perhaps 25%, which doesn't necessarily mean it can go fanless.