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4
questions
1
vote
0
answers
65
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USB-case holding 4 harddisks suddenly dis-/reconnects every few minutes, after running 7/24 for 4 years. Did many tests. What can I test next?
I have this problem others also had already, but none of those solutions do work for me.
Since a few days, my JBOD case holding 4 harddisks, connected to a PC via USB, disconnects and reconnects ...
1
vote
2
answers
4k
views
All USB devices go to sleep in idle mode on Windows 7
A strange thing happened after a few updates to the system:
Intel rapid storage
SSD firmware update
Intel Ethernet adapter update
GPU Intel update
When the computer turns off the screen (after five ...
3
votes
1
answer
593
views
USB device power management?
I'm having a problem with a USB-to-RS485 adapter on Windows XP. This laptop is running a data logging program, and the adapter is connected to a temperature chamber. After a couple of hours of ...
59
votes
5
answers
107k
views
How do you check how much power a USB port can deliver?
Some laptops have a special USB port that can deliver more power than the other ones. However it is not always easy to identify which one is the good one, nor how much power it can deliver.
So is ...