23
III. Using the telephone
LJ-120
Anti-parallel function
This function allows your telephone line to be saved before unauthorized
using. After connecting another telephone, your telephone will start to emit the
disturbed signal.
To switch the anti-parallel function on:
♦
press the
SET/HOLD
button, the display
will show
LANGUAGE
.
♦
Press the
UP/+
or
DOWN/-
button until the
display will show
PARALLEL
.
♦
Press the
SET/HOLD
button. The display
will show
ALLOW
.
♦
Press the
UP/+
or
DOWN/-
button to set
FORBID
.
♦
Press the
SET/HOLD
button.
♦
Press the
DEL/TIME
button twice. The
telephone will return to the standby mode.
If the
DEL/TIME
button is not pressed, the
telephone will return to standby mode
after several seconds. The setting will be
stored.
Calculator
Your telephone may be used as calculator. To switch the calculator on/off
press the
CAL
button. After pressing this button, the display will show the digit
0.
Below is a description of all button functions:
♦
the
OUT/x
button– multiplication,
♦
the
STORE/
÷÷÷÷
button- division,
♦
the
UP/+
button- addition,
♦
the
DOWN/-
button- subtraction,
♦
the
DEL/TIME
button– clearing of entered digits,
♦
the
FLASH
button – clearing of result
,
♦
the
*/.
button– adding a decimal point,
♦
the
#/=
button- result/total.
Note!
To enter negative sign, press the SET/HOLD button, enter the
digit and press the SET/HOLD button again.
DEL/TIME
SET/HOLD
UP/+
DOWN/-