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Using the Telephone Options menu: 1. Press the Services key. 2. Press the Up/Down navigation keys to scroll up or down, and then locate Telephone Options. 3. Press the Enter key. 1. Use Press the Up/Down navigation keys to scroll up or down, and then locate an option (for example, Contrast adjustment). 2. Press the Enter key. The display provides information required to adjust your selection. 32 Telephone features Telephone features or 3. Choose one of the following: Select Cancel — Press the Se