EnGenius Technologies DuraFon 4X User Manual
Page 7

 
 
11
Handset Illustration 
 
Antenna
Receiver
Battery pack
4-line LCD
Travel charger 
jack 
Headset jack 
(2.5mm)
 
 
12
Handset Features
Basic Handset Features 
 
1. 4-line LCD (Liquid Crystal Display) 
 
a. The LCD display has LED (Light Emitting Diode) for
backlighting.
b.
The
1
st
line of LCD consists of icons.
c. Icons explanation from left to right
(1)
RSSI (Receive Signal Strength 
Indicator) 
During a call, the number of bars is 
proportional to the radio signal 
strength received. 
(2)
Call in-progress (ON/OFF-Hook) 
Indicates if phone line mode is 
active 
(3)
Intercom in-progress 
Indicates if Intercom mode is active
(4)
Handset ID 
Displays a handset icon and a 2-digit Handset ID 
(5)
Two-Digit Address Index 
Shows address index when viewing contents of the call logs. 
(6)
Line Indicator 
Indicates the number of the line being accessed by the 
handset. 
(7)
Battery Strength 
z Number of bars is proportional to the amount of battery 
time remaining.
z Indicates charging when in charger cradle.
d.
The
2
nd
and 3
rd
lines of the LCD, maximum 14 characters
each, display status, message, menu selections, or user-
editable alphanumerical characters. 
e The last line displays the left and right soft keys.
2. Ringer 
 
a. Rings to an incoming call.
b. Distinctive alert sounds indicating various events:
(1) Single Beep: successful key entry
(2) Double beep: failed operation or invalid key entry, also
indicates power on/off
(3) Periodic 1-Long-2-Short Beep (every 1 minute): low battery
warning
