SMT-i5210 Quick Reference Guide
Parts and Names
Handset 
LCD screen 
Phonebook Button 
Message Button 
Service Button 
Mute Button 
Volume Button 
Headset Button 
Speaker Button 
LED
Soft Button
Conference Button
Transfer Button |
Hold Button |
UC dial |
Navigation Button |
Dial Button 
AOM Button
UC Dial and Navigation Button
- Left: Unconditional call transfer
OK - Center: Standby status
Direction key - Right: ‘Do Not Disturb’ and buddy rejection status
Phone Installation
Headset connection
Handset connection
Network connection
PC connection
Power connection