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System Requirements
for Touch-Tone Receivers
11 If
these tests fail, replace the MFM.
Table 3–2. MLX Telephone Display Buttons
Button Display
Home
HOME
Menu
MENU
More
MORE
Inspct
INSPECT
where
press.
nn is 1–10,
dependingEach unlabeled display
button
DISPLAY
on which
BUTTON
nn;
button you
System Requirements
for Touch-Tone Receivers
The following symptoms indicate that the system needs more touch-tone
receivers (TTRs).
■
Single-line telephone users do not get dial tone when they lift the
handset to dial out.
■ The voice messaging
system fails to transfer calls.
ail to ring or go to coverage prematurely.
■ Calls
NOTE:
If these symptoms are present, use the following steps to calculate the system
of TTRs required for the voice
requirements for touch-tone receivers.
1 Determine the number
(if present) from Table 3-3.
messaging
system
3-8 Telephone Problems