[mythtv-users] HDHR3-CC tuner 1 not subscribed

[Mike Chinander]

I'm pretty sure there needs to be three physical tuning circuits if it has
three tuners. The HDHR3-CC doesn't receive channels via IPTV.

On Sat, Aug 27, 2016 at 9:49 AM, Mike Perkins <mikep at randomtraveller.org.uk>
wrote:

> On 27/08/16 15:22, Gary Buhrmaster wrote:
>
>> On Sat, Aug 27, 2016 at 1:03 PM, Aaron Klein <klein.aaron at gmail.com>
>> wrote:
>> .....
>>
>>> I am wondering if anyone else has run into this kind of issue where one
>>> of
>>> the three tuners just stops recording.
>>>
>>
>> While the HDHR3-CC supplied power adapter are better than
>> some others (that SiliconDust provided), when "random stuff"
>> happens (especially when the poster mentions "several years")
>> with any of the HDHR devices, I usually recommend trying a
>> replacement power adapter as the first step (because it is
>> usually easy to try).  You should check on the existing
>> adapter, but as I recall, that is a 5V 3A supply (the specs,
>> again, as I recall, call for a 2.5A supply, and for testing
>> purposes, you can use a 2A supply, as there is no (known)
>> Tuning Adapter that actually utilizes the 0.5 amp from the
>> USB port that the spec allows, even if you had a Tuning
>> Adapter (and Comcast does not use Tuning Adapters in most
>> locations)).  If it is the power adapter, you can source locally,
>> or SiliconDust will sell you a replacement at a nominal cost
>> (open a ticket with them).
>>
>> The next thing to try would be to replace the CableCARD
>> (and perform the validation) in the case the CableCARD has
>> gone sidewise.
>>
>> And if those fail, I would ensure that the device is sending
>> diagnostics to SiliconDust, reproduce the issue, and open
>> a ticket with them so that they can examine the diagnostic
>> logs.
>>
>> A thing you should remember is that there are no physical tuners inside
> that box. All that is happening is that software is able to provide up to
> three separate streams to you from the many available on the input side.
>
> So, when you say that Tuner 2 is non-functional this is almost certainly a
> software or configuration fault. (The cablecard itself also contains
> hardware and software.) I couldn't say how this can be resolved but the two
> main things to look at are as Gary mentioned above: Comcast or your power
> supply.
>
> --
>
> Mike Perkins
>
>
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