Turn On Hearing Aid Mode; Turn On Tty Support - Blackberry BOLD 9780 User Manual

User Guide
Reset a call timer
A call timer provides the estimated duration of calls. For more information about the exact duration of a call, contact your
wireless service provider.
1. From the Home screen, press the
2. Press the
key > Status > Last Call or Total Calls > Clear Timer.
3. Press the
key > Save.
About hearing aid mode
In hearing aid mode, or telecoil mode, the magnetic signal of your BlackBerry® device is modified to an appropriate level and
frequency response to be picked up by hearing aids that are equipped with telecoils.

Turn on hearing aid mode

1. From the Home screen, press the
2. Press the
key > Options > Hearing Aid Mode.
3. Change the Mode Enabled field to Telecoil.
4. Press the
key > Save.
The H-T telecoil indicator appears at the top of the Home screen.
About TTY support
When you turn on TTY support and you connect your BlackBerry® device to a TTY device that operates at 45.45 bits per second,
you can make calls to and receive calls from TTY devices. Your BlackBerry device is designed to convert received calls to text
that you can read on your TTY device.
If your TTY device is designed for use with a 2.5-mm headset jack, you must use an adapter accessory to connect your TTY
device to your BlackBerry device. To get an adapter accessory that Research In Motion has approved for use with your
BlackBerry device, visit www.shopblackberry.com.

Turn on TTY support

1. From the Home screen, press the
2. Press the
key > Options > TTY.
3. Change the TTY field to On.
4. Press the
key > Save.
A TTY indicator appears in the connections area at the top of the Home screen.
To turn off TTY support, change the TTY field to Off.
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