CPU Whine with USB mouse inserted while on battery
Fresh3 days ago
Mar 15, 2026760 viewsConfidence Score0%
0%
Problem
I have a Lenovo Thinkpad Edge E520 that emits a high pitched whine from the top lefthand area of the keyboard when a 2.4ghz wireless USB mouse is inserted. The sound is a lot louder while on battery power. The noise goes away after removing the mouse, and inserting it causes it to start back up aga…
Unverified for your environment
Select your OS to check compatibility.
1 Fix
Canonical Fix
Unverified Fix
New Fix – Awaiting Verification
Fix for: CPU Whine with USB mouse inserted while on battery
Low Risk
I'm not sure what you mean with a "whine", but it might be the laptop fan. When you insert the mouse, the PC will require more power, which will generate more heat, which will require adjusting the fan speed. Disabling power management might have th…
Awaiting Verification
Be the first to verify this fix
Sign in to verify this fix