11 User Guide ShoreTel IP Phone 480/480g
Getting Started Your Phone’s Backlight Operation
Your Phone’s Backlight Operation
To save power, the backlight on your phone’s screen dims after a certain amount of time if the phone is
not in use. After hours and when the phone has not been used for a certain length of time, the phone
display goes completely blank. The length of time before the backlight dims and the after-business
hours that determine when the backlight is off are configured by your ShoreTel Connect administrator.
The phone screen automatically returns to partial brightness at the start of business hours. At any
time, if you press a button on the phone or the phone receives an incoming call, the phone screen
returns to full brightness.
Adjusting the Display Contrast
1. With the phone on hook, press and hold the button.
The LED should not light and you shouldn't hear any tones; if this isn't the case, lift and replace the
2. Press the or key on the navigation key pad to increase or decrease contrast.
Reducing Glare on the Phone’s Screen
To reduce glare on your phone’s display screen, you can adjust the tilt angle of the stand on the back
of your phone. Detailed instructions are provided in the Safe Installation Guide packaged with your
Setting up Your Phone
To use all the functions of your ShoreTel IP phone, your phone needs to be assigned to you and you
need to know your password for the voicemail system. You can determine if your phone is already
assigned to you as follows:
If the phone displays your name and extension, your ShoreTel Connect administrator has already
assigned your phone to you, and you do not need to assign yourself to your phone. When your
phone is in this state, you can receive calls, make calls, and check for new messages using visual
If the phone displays “Available” and the date and time, use the procedure in Assigning Your
Extension or Phone Number to the Phone on page 12 to assign your extension to your phone.
Until the phone is assigned, you can place internal calls by dialing a number or using the Directory,
but you cannot receive calls or use visual voicemail, and you might not be able to place external
If the phone displays “Cloud Credentials,” use the procedure in Assigning Your Extension or
Phone Number to the Phone on page 12 to assign your extension to your phone.