# Power via Extension Port

**URL:** <https://community.garadget.com/t/power-via-extension-port/3831>\
**Category:** Install\
**Created:** [July 7, 2017, 5:31pm UTC](https://community.garadget.com/t/power-via-extension-port/3831 "2017-07-07T17:31:21Z")\
**Posts on this page:** 10\
**Page:** 1

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**Author:** ![Atily](https://community.garadget.com/letter_avatar_proxy/v4/letter/a/b5e925/32.png) [@Atily](https://community.garadget.com/u/Atily)\
**Post date:** [July 7, 2017, 5:31pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/1 "2017-07-07T17:31:21Z")

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Hi, Denis, I finally got both garage doors workin on my routines but I have a new problem where my garage is going off line. I notice the power get disrupted at times through the USB connector. Some times I have to hold it by hand. Is there a way I can solder the the USB power without the connector?

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**Author:** ![garadget](https://community.garadget.com/user_avatar/community.garadget.com/garadget/32/34_2.png) [@garadget](https://community.garadget.com/u/garadget)\
**Post date:** [July 7, 2017, 8:47pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/2 "2017-07-07T20:47:16Z")

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It’s possible to supply 5V power through the extension port, but I can just repair your unit. Please let me know how do you want to proceed.

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**Author:** ![Atily](https://community.garadget.com/letter_avatar_proxy/v4/letter/a/b5e925/32.png) [@Atily](https://community.garadget.com/u/Atily)\
**Post date:** [July 7, 2017, 9:25pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/3 "2017-07-07T21:25:43Z")

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How can I get it repaired, Please let me know

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**Author:** ![Atily](https://community.garadget.com/letter_avatar_proxy/v4/letter/a/b5e925/32.png) [@Atily](https://community.garadget.com/u/Atily)\
**Post date:** [July 7, 2017, 9:27pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/4 "2017-07-07T21:27:17Z")

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How easy it is to supply through extension port

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**Author:** ![garadget](https://community.garadget.com/user_avatar/community.garadget.com/garadget/32/34_2.png) [@garadget](https://community.garadget.com/u/garadget)\
**Post date:** [July 8, 2017, 7:39pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/5 "2017-07-08T19:39:07Z")

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Re. Extension port:

1. I2C SCL
2. I2C SDA
3. +5V
4. GND

Power can be applied to the last two pins +5V and GND. In USB cables these are red and black wires respectively. Connection can be made with the dupont style connector.

Re. repair: Please see instructions in [this post](https://community.garadget.com/t/returns-exchanges-and-repairs/137).

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**Author:** ![Atily](https://community.garadget.com/letter_avatar_proxy/v4/letter/a/b5e925/32.png) [@Atily](https://community.garadget.com/u/Atily)\
**Post date:** [July 12, 2017, 11:12pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/6 "2017-07-12T23:12:15Z")

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Is it the port that looks like an ethernet port which has four pins. I manage ti crimp the USB port and make the cord stay, dont know how long it will last. I also moved the mounting location rom the opener body to the wall so there will be less vibration

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**Author:** ![garadget](https://community.garadget.com/user_avatar/community.garadget.com/garadget/32/34_2.png) [@garadget](https://community.garadget.com/u/garadget)\
**Post date:** [July 13, 2017, 3:00am UTC](https://community.garadget.com/t/power-via-extension-port/3831/7 "2017-07-13T03:00:29Z")

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Yes, that’s this one:

![](https://community.garadget.com/uploads/default/original/1X/165269d542af7b0bc35afd6d8289d7caa200f900.png)

If the power connection is unreliable and you don’t want to deal with the extension port, then please mail your unit back and we’ll get it fixed.

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<div class="post-metadata">

**Author:** ![Atily](https://community.garadget.com/letter_avatar_proxy/v4/letter/a/b5e925/32.png) [@Atily](https://community.garadget.com/u/Atily)\
**Post date:** [July 13, 2017, 12:50pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/8 "2017-07-13T12:50:13Z")

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Thank you for your excellent and quick response, client centred after service is the mainstay of a business. My warranty period runs out at the end of November. I will try my new set up for a month or two. if it fails I will send the unit to you for repair.

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**Author:** ![ioillusion](https://community.garadget.com/letter_avatar_proxy/v4/letter/i/9f8e36/32.png) [@ioillusion](https://community.garadget.com/u/ioillusion)\
**Post date:** [March 22, 2018, 3:14am UTC](https://community.garadget.com/t/power-via-extension-port/3831/9 "2018-03-22T03:14:16Z")

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I just wired mine through the I2C extension, works fine. I always have problems with those darn USB micro connectors.

![IMG_3433](https://community.garadget.com/uploads/default/original/1X/f974315f2e0b559b757b797212e39d6a009a691c.JPG)

 ![IMG_3430](https://community.garadget.com/uploads/default/original/1X/7144d68707067a73839f7dc1a43b9fb111477881.JPG)

(That’s an MPC2 connector. From top to bottom in the image, empty, empty, positive, negative.)

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**Author:** ![garadget](https://community.garadget.com/user_avatar/community.garadget.com/garadget/32/34_2.png) [@garadget](https://community.garadget.com/u/garadget)\
**Post date:** [October 8, 2018, 8:28pm UTC](https://community.garadget.com/t/power-via-extension-port/3831/10 "2018-10-08T20:28:30Z")

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We recorded a demo for quick at-home power connection fix for an international customer. Apologies for the soft focus.
