User guide
Doortel 4
Issue 1.01
Page 15
Programmation overview
* P
lea
se
n
ot
e!
A
s p
ar
t
of
th
e t
el
ep
hon
e nu
m
be
r
a
lso
th
e sp
ec
ia
l c
od
es *
a
nd
#
c
an
b
e u
sed
. B
ut
o
nl
y a
s f
irs
t d
ig
it.
*
Yo
u he
re
o
n
e of
t
he f
o
llo
w
ing
t
one
s:
3
Tones
: i
np
ut
O
K,
p
rog
ra
m
m
in
g
O
K
6
To
ne
s:
p
ro
gr
amm
in
g
er
ro
r
9
To
ne
s:
me
m
or
y f
ailu
re
