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Repair Sky-Watcher mini astro tracker.
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Topic: Repair Sky-Watcher mini astro tracker. (Read 570 times)
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dasdboot
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Repair Sky-Watcher mini astro tracker.
«
on:
January 07, 2023, 09:20:43 am »
Hello everybody. Thank you for the opportunity to share this with the community. I'm in the process of repairing the PCB inside the Sky-Watcher. So far I identified a blown buck booster dc-dc converter integrated circuit (IC). The IC is responsible for boosting two AA butteries voltage to 3.3v needed by the CPU and the rest of the circuit. Unfortunately from the markings which I managed to recover (6sF and P714) i can't pin it to any manufacturer or the IC identification.
I would really appreciate your help. If anyone could recognize the markings or have an idea where to direct my search, i would really appreciate it. Please see the pictures attached.
Thank you heaps!
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Last Edit: January 07, 2023, 09:34:44 am by dasdboot
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dasdboot
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Re: Repair Sky-Watcher mini astro tracker.
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Reply #1 on:
January 09, 2023, 12:08:44 am »
Someone at Electronics.StackExchange suggested the answer. It is Diodes AP6714. Perhaps it might be useful.
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Last Edit: January 09, 2023, 12:10:18 am by dasdboot
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ingalopez
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Re: Repair Sky-Watcher mini astro tracker.
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Reply #2 on:
January 09, 2023, 11:49:33 pm »
Hi.
It may be a last resource, but if the chip cannot be identified, maybe you can bypass the whole converter and "implant" a converter power board, you can find them on line for few$$. If there is enough room.!
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