200 Appendix
Controls and Lights
Navigation
Buttons
• HTC RollR
TM
(Track Wheel and Trackball)
• Four program buttons : VOICE COMMAND, CAMERA,
INTERNET EXPLORER, GPS software
• Two phone functions : TALK and END
• START MENU button
• OK button
• Two soft keys
• POWER button
• RESET button
LEDs The left LED shows a flashing Blue light for Bluetooth
system notification of powered-up and ready to transmit
radio frequency signal, and a flashing Green light for Wi-Fi
status. When both Bluetooth and Wi-Fi are enabled, their
lights flash alternately. This LED also shows an Amber light
for GPS status.
The right LED shows Green and Amber lights for GSM/
GPRS/EDGE standby, message, and network status as well
as for notification and battery charging status.
Audio
Audio Controller AGC
Microphone/
Speaker
Built-in/Dual, Hands-free
Headphone AMR/AAC/WAV/WMA/MP3 codec
Expansion Slots
Card Slot Micro SD