Forums
New posts
Articles
Product Reviews
Policies
FAQ
Log in
Register
What's new
Search
Search
Search titles only
By:
New posts
Menu
Log in
Register
Install the app
Install
Forums
Apple Computing Products:
macOS - Notebook Hardware
Does Sleep mode shut off power to ports?
JavaScript is disabled. For a better experience, please enable JavaScript in your browser before proceeding.
You are using an out of date browser. It may not display this or other websites correctly.
You should upgrade or use an
alternative browser
.
Reply to thread
Message
<blockquote data-quote="Bill Gates Jr." data-source="post: 1674405" data-attributes="member: 256913"><p>Josh J - Not sure if you got an answer on the voltage question so here goes. The 90--1000 volt pen is for detecting AC voltage of at least 90V. It is basically an AC light bulb that lights up and is used for detecting household (normally) outlet power. The USB ports are DC voltage and in the 5 Volt range. If you have a voltmeter you could measure across the USB or thunderbolt terminals (tricky). Easiest to just plug something in and see if the something is getting charged.</p></blockquote><p></p>
[QUOTE="Bill Gates Jr., post: 1674405, member: 256913"] Josh J - Not sure if you got an answer on the voltage question so here goes. The 90--1000 volt pen is for detecting AC voltage of at least 90V. It is basically an AC light bulb that lights up and is used for detecting household (normally) outlet power. The USB ports are DC voltage and in the 5 Volt range. If you have a voltmeter you could measure across the USB or thunderbolt terminals (tricky). Easiest to just plug something in and see if the something is getting charged. [/QUOTE]
Verification
Name this item. 🍎
Post reply
Forums
Apple Computing Products:
macOS - Notebook Hardware
Does Sleep mode shut off power to ports?
Top
