Motorola MOTOKRZR K1m Manual Del Usuario página 44

• For optimal performance, your phone
should be at least 12 inches (30
centimeters) from the TTY device.
Placing the phone too close to the TTY
device may cause high error rates.
set TTY mode
ù When you set your phone to a TTY mode,
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option
VCO
Receive TTY characters but transmit by
speaking into microphone.
HCO
Transmit TTY characters but receive by
listening to earpiece.