Business to Business Telecommunications
www.oceantelecom.com
01284 729 869 | info@oceantelecom.com
10 Woodside Business Park, Thetford Road, Ingham, Suffolk, IP31 1NR
Mitel 8528 Digital Phone User Guide
1. Handset
2. LCD Display
3. Ring/Message Indicator
i. Rapidly flashing – you have an incoming call
ii. Slowly flashing – you have a message waiting
iii. On – you are on a call
iv. Off – your phone is idle
4. Feature Buttons – explanation of these buttons
is show in the grid below
5. Dial pad Buttons
6. Fixed and programmable buttons – any blank
buttons can be programmed accordingly with
extensions, groups or features.
7. Speaker
All feature codes mentioned in this guide are system default. If you have issues with any of the codes
then they may have changed, please contact our support team for assistance.
Feature Buttons
Business to Business Telecommunications
www.oceantelecom.com
01284 729 869 | info@oceantelecom.com
10 Woodside Business Park, Thetford Road, Ingham, Suffolk, IP31 1NR
Handling Calls
Make A Call
• Lift the handset (or leave handset in the cradle to dial handsfree)
• External Call – Dial 9 then the telephone number
• Internal Call – Dial the internal extension number or press a pre-programmed button
• To end the call, replace the handset (or if handsfree press the speaker button).
You can speed up the dialling of an external number by pressing # after the telephone number
Answer A Call
• Lift the handset (or press the speaker button to answer handsfree or if using a headset).
Place a Call on Hold
• Whilst on a call press the red hold button, you can then replace the handset
• To return to the call press the red hold button or the flashing Call button.
Mute
• Press the mute button to toggle mute on or off. The caller will not be able to hear you but you will be able to hear
them.
Transfer a call
• Whilst on a call press the transfer button then you can either:
o Transfer internally by dialling the extension number
o Transfer externally by dialling 9 followed by the telephone number
o Transfer a call to someone’s mailbox by dialling 2500 then enter the extension number
• Connect the call to the recipient by replacing the handset either before or after they have answered the call.
• Press the flashing call button to return to the call if you do not wish to transfer it.
If you have a pre-programmed button for an extension you do not have to press the transfer button first you can simply press
the button.
To Pick up a call ringing elsewhere
• Either press the button assigned as Pick up
• Or dial 4 followed by the extension number or button assigned to the extension or group that is ringing (which should
be flashing to indicate a ringing call).
Redial
• Press the redial button to dial the last number you dialled