Set manual touch tone options
You may need to customize how your phone sends the touch tones for optimum performance
with the system you’re calling.
SET TOUCH TONE TYPE
1
Press Menu 4-2-2-1 (Settings > Phone settings > Touch tones > Manual touch tones).
2
Select one of the following options, then press Select:
SET FIXED TOUCH TONE LENGTH
You can also specify touch tone length when using the Fixed option.
1
Press Menu 4-2-2-2 (Settings > Phone settings > Touch tones > Touch tone length).
2
Scroll to Short (0.1 seconds) or Long (0.5 seconds), then press Select.