ℹ
info Logitech
Status LED flashes orange 3 times
Maximum volume has been set to 100 dB.
? What Causes This
Mute button + Volume UP pressed for 3+ seconds.
ⓘ What This Means
No action required. Volume cap is now set to 100 dB.
Source: page 7 of the official manual
From the manual
This error code appears in:
Logitech G435 Wireless Gaming Headset