477794
144
Zoom out
Zoom in
Previous page
1/158
Next page
User Guide for the SIP-T28P IP Phone
132
How to obtain the MAC address of a phone when the phone is not powered on?
Three ways to obtain the MAC address of a phone:
You can ask your supplier for shipping information sheet which includes MAC
addresses according to the corresponding PO(Purchase Order).
You can find the MAC address in the label of carton box.
You can also find the MAC address from the phone’s bar code on the back of the
phone.
Why cant I get a dial tone?
Check for any loose connections and that the phone has been installed properly.
For the installation instructions, refer to Phone Installation on page 11.
Switch between the Handset, Headset (if present) or Hands-Free Speakerphone to
check whether the dial tone is present for one of the audio modes.
If the dial tone exists on another audio mode, connect a different handset or
headset to isolate the problem.
Why doesnt the phone ring?
Check that the ringer volume on the phone. To adjust the ringer volume setting, press
the Volume key when the phone is idle. For more information, refer to Volume on page
29.
Why cant I receive calls?
Check that the SIP registration with your system administrator.
Check that the DND (Do Not Disturb) mode is deactivated on the phone. Refer to Do
Not Disturb (DND) on page 86.
Check that call forward is disabled on the phone. Refer to Call Forward on page 89.
Check whether the caller number is stored in the blacklist directory. Refer to Blacklist
on page 44.
Why is my handset not working?
Check that the handset cord is fully connected to both the handset jack on the phone
and handset. Refer to Phone Installation on page 11.
Why is my headset not working?
Check that the headset cord is fully connected to the headset jack on the phone.
Refer to Phone Installation on page 11.
Check that the headset mode is activated. Refer to Headset Mode
Activation/Deactivation on page 51.
144


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for Yealink SIP-T28P at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of Yealink SIP-T28P in the language / languages: English as an attachment in your email.

The manual is 4,57 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

Others manual(s) of Yealink SIP-T28P

Yealink SIP-T28P User Manual - English - 105 pages

Yealink SIP-T28P User Manual - Dutch - 17 pages


The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info