Mitel 5235 IP Phone Manuale Utente

5235 IP Phone SIP User and Administrator Guide 

4. Press YES. The phone rings.  

5. Press 

 (UP) or 

 (DOWN) to adjust the volume to the desired level, and then 

press SAVE. SET RINGER VOLUME? appears. 

6. Press NO. SET RINGER PITCH? appears. 

7.  Do one of the following: 

•  To return to the main menu, press NO. 
•  To return to the default display, press Superkey. 

To adjust the ringer pitch on your phone: 

1. Press Superkey, and then press >> until SETTINGS & OPTIONS? appears. 

2. Press OK, and then press Next until RINGER SOUNDS? appears. 

3. Press OK, and then press NO until SET RINGER PITCH? appears.  

4. Press YES. The phone rings.  

5. Press 

 (UP) or 

 (DOWN) to adjust the pitch to the desired level, and then 

press SAVE. SET RINGER PITCH? appears. 

6.  Do one of the following: 

•  To return to the main menu, press NO. 
•  To return to the default display, press Superkey. 

To adjust the handset receiver volume when you are using the handset: 

• Press   (UP) or 

 (DOWN). 

To adjust the speaker volume when on a handsfree call: 

• Press   (UP) or 

 (DOWN). 

You can adjust the brightness and display contrast either via the 5235 IP Phone volume 
controls (when the phone is idle) or via Superkey settings. 

To adjust the display contrast using the volume controls: 

1.  Repeatedly press the volume control buttons located below the speaker to adjust 

the contrast. Press the up button (

 

) to increase contrast and the down button 

(

 

) to decrease contrast. 

Note: You can use this method only when the phone is idle. If the phone is ringing, this 

action adjusts the ring volume. If the phone is in use, this action adjusts the handset, 
headset and speakerphone volume.