etandrews(at)westnet.com.
Guest
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 Posted: Wed May 23, 2012 1:00 pm Post subject: SL30 problems in Phoenix - now I'm back in NC looking for |
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Hi Bill
I sent to garmin for repair. The COMS board had failed and needed replacing. Turn around time was about 2 weeks
Evan
Sent from my iPad
On 23/05/2012, at 11:38 PM, Bill Watson <Mauledriver(at)nc.rr.com> wrote:
| Quote: |
What did you do in terms of getting it fixed? What was the diagnosis?
Bill
On 5/23/2012 3:00 AM, Etandrews wrote:
>
>
> My SL30 failed recently - could not transmit or receive. The casing was alot hotter than normal after 30mins use and there was a noticeable burnt electronics smell from the back plugs.
>
> Evan Andrews
> VH-OSH flying
> Sent from my iPad
>
> On 22/05/2012, at 3:53 AM, Tim Olson<Tim(at)myrv10.com> wrote:
>
>>
>>
>> Personally, my advice would be to either have a shop bench
>> test it, or take your SL-30 and put it in a known-good
>> airplane that uses an SL-30. If your SL-30 was somehow
>> blown up by a wiring issue or some other component in your
>> plane, it would really make you feel bad to take a fellow
>> RV'ers SL-30 and blow theirs up too. But to pull yours
>> and stick it into someone elses known-good tray, you'd
>> probably not be risking much.
>>
>> Tim
>>
>> On 5/21/2012 11:47 AM, Bob Turner wrote:
>>>
>>> Turner"<bobturner(at)alum.rpi.edu>
>>>
>>> Bill,
>>>
>>> I think there's an easy test for the PMA9000, IF the SL-30 is wired
>>> as the #1 com. Just turn it off (push on the volume control knob).
>>> The audio panel is "fail safe" and should provide a direct connection
>>> between the #1 com and the pilot's headset (pilot only, and left ear
>>> only if stereo).
>>>
>>> I'm on the wrong coast, or I'd offer to swap my SL-30. If you can
>>> find one that's certainly the easiest test. If you can't find one to
>>> borrow, you can consider the following:
>>>
>>> The "fail safe" test on the audio panel doesn't check the wiring. I'd
>>> pull both the SL-30 and the audio panel. Get out the schematics and
>>> figure out what pins carry the audio signals between the units. Use
>>> an ohmmeter with long probes to reach back to the pins and check
>>> continuity, both "high" and "low" side of the audio lines.
>>>
>>> Does the VOR side of the SL-30 work? If so, just swap the coax on the
>>> back (not so easy, I know). Connect the VOR antenna to the com
>>> antenna input, and vice versa. Does the VOR now not work, and does
>>> the com now receive? If the answer is yes, then the problem is in the
>>> com coax or the antenna. If no, it's the SL-30 itself (assuming
>>> you've ruled out the audio panel and audio wiring).
>>>
>>> -------- Bob Turner RV-10 QB
>>>
>>>
>>>
>>>
>>> Read this topic online here:
>>>
>>> http://forums.matronics.com/viewtopic.php?p=373493#373493
>>>
>>>
>>
>>
>>
>
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>
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