Dtmf Tone - NEC TT820e Owner's Manual

To Select the Roaming Mode:
1) Press FCN + 5.
Home Only
This service is limited to your home area.
2) Press 5 to advance through the system selections.
Sys A only
This service is limited to the 'A'(non-wireline) carrier only.
Sys B only
This service is limited to the 'B' (wireline) carrier only.
Standard
This allows the phone to first search for a free channel
in the Home system. If the phone cannot find a free
channel, it searches the other system.
Note:The home system depends on the current NAM selection.
The ROAM indicator will be displayed when you are using
a system that is not your home system.
The DTMF Tone generator has two settings, Standard and
Long. If the DTMF Tone generator is set to Standard, the
phone sends each DTMF signaling tone for 100 milli-
seconds. With the DTMF Tone generator set to Long, the
phone sends each DTMF signaling tone for as long as the
key is pressed, up to 3 seconds max.
1) Press FCN + 4.
2) Press 4 to change.
PWR
S y S - S E L
H - O n L y
PWR
S y S - S E L
A - O n L y
PWR
S y S - S E L
b - O n L y
PWR
S y S - S E L
S t A n d A r d
PWR
o o o o

DTMF TONE

PWR
t o n E
S t A n d A r D
PWR
t o n E
L o n 9
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R O A M - A