2542
25
Key Telephone
Fifth step
press key
or
,
move the cursor
,
the LCD will display as follows
:
Sixth step
press key
or
adjust 01 to 18
,
the LCD will display as follows
:
Seventh step
press
to save
,
then you will hear a sound “di” that means save
successfully.
Eighth step
press
once, exit this setting state and come back to NORMAL
IDLE state.
DSS SET
12
E X T
01-6010
DSS SET
12 EXT
01
-6010
DSS SET
12 EXT
1 8
-6180