Hearing-Impaired Accessibility Features
Your phone comes with standard accessibility features that require little or no setup.
Figure 4: Hearing-Impaired Accessibility Features
1
Visual message-waiting indicator
(handset)
2
Visual notification of the phone state
3
Inline-amplifier support (handset)
4
Adjustable ringtone, pitch, and volume
5
Hearing aid compatible (HAC) handset
6
Acoustic coupled TTY and TDD support
(handset)
7 |
P a g e
This lighted strip is visible from all angles. Your phone also provides
an audible message-waiting indicator.
• Toggle the Mute and Speakerphone buttons on and off to indicate
the phone state.
• Use the Mute button to toggle the microphone on or off. When the
microphone is muted, the button is lit.
• Use the Speakerphone button to toggle the speakerphone on or off.
When the speakerphone is on, the button is lit.
Cisco IP Phone handsets support third-party inline amplifiers. You
attach an amplifier to the handset and cord and it sits between the
handset and the IP phone.
• Select Applications > User preferences.
• Adjust the volume level for the phone ring. While the handset is in
the cradle and the headset and speakerphone buttons are off, press
Volume to raise or lower the volume.
Your administrator can also change your settings.
Supports these accessibility features:
• Hearing-aid compatible.
• Magnetic coupling of the hearing aid.
• Federal Communications Commission (FCC) loudness requirements
for the Americans with Disabilities Act (ADA).
• Section 508 loudness requirements, which are met by using industry-
standard inline handset amplifiers.
Cisco IP Phones support these TTY and TDD features:
• Acoustic or direct connect TTYs from industry-leading
manufacturers.
• Real-time text transmission over phone lines.
• Hearing and voice carry over phones (HCO/VCO).
• VoIP network operating at G.711.
For information about setting up TTY, contact your administrator.
Cisco IP Phone 6851 Series User Guide