Objective

Contrast is the difference of color or brightness of any object. If you are having problems viewing the phone screen you can change the contrast to improve the display quality.

This article explains how to adjust the contrast on SPA500S using SPA500 Series IP Phones.

Note: The SPA500DS will not work with the UC500 series unified communication devices and will only work with UC320 unified communication device.

Applicable Devices

• SPA500S Att. Console

• SPA500 Series IP Phone

Software Version

• spa525g-7-4-9c [SPA 509G IP Phone ]

Contrast Configuration

Step 1. On the SPA500 Series IP Phone press the Setup button.

Step 2. Scroll down to User Preferences press Select.

Step 3. Scroll down to Att. Console Preferences and press Select.

Step 4. Press Contrast and then press delChar.

Step 5. Enter a number using the phone's keypad to change the contrast of the display. A higher number indicates that the display screen will have a higher contrast. The contrast numbers range from 1-30.

Step 6. Press OK or Set to save the settings.

Step 7. (Optional) Press Back if you want to go to the previous page.