EHS40 Reset - Sennheiser

Before we jump into this reset, have you tried rebooting your phone? It's super-easy!

• Just press and hold the X button on your Yealink telephone until it prompts you to reboot
• Once the phone comes back up, test out your headset! This often works with no reset needed!

If that didn't fix things for you, here is a reset you can try:

How to do an EHS reset on EHS40: Sennheiser Wireless

• Unplug the power from the back of the headset base (yellow sticker) and USB (orange sticker, may not be plugged in)
• Unplug the cord in the green phone port in back of base
• Head to the back of the phone and unplug the USB (may be in back or the side of phone)
• Next, plug everything back in, but in reverse order: USB-->phone port-->power
• Test out your headset

Still having trouble? Give us a call at 1-800-432-3738. We'll be happy to continue to help!