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Troubleshooting
General use
Problem Cause/solution
The unit does not work. R Check the connections (page 7).
The unit does not ring. R The RINGER selector is set to OFF. Set to HIGH
or LOW (page 9).
R Make sure the unit is not in programming mode.
You cannot dial. R Check the dial tone. If there is no dial tone, check
the connections (page 7).
R The dialing mode may be set incorrectly. Change
the settings (page 7).
R Dial lock is turned on. To turn it off, see page 10.
R MPROGRAMN or M
DIAL LOCK/EXITN may have
been pressed. Hang up the handset and try again.
The other party suddenly
cannot hear your voice
during a conversation.
R MMUTEN may have been pressed during the
conversation.
To cancel, press MMUTEN again (page 9).
Both party suddenly
cannot hear each other
during a conversation.
R MPROGRAMN or M DIAL LOCK/EXITN may have
been pressed. It will cause status indicator to
double flashing. Press M
DIAL LOCK/EXITN to exit.
You cannot store a phone
number in memory.
R Confirm the handset is off the cradle.
R Do not enter the phone number more than 32
digits long, or the entered number and the
previously stored number will be cleared.
R When using the dial lock (page 10) or call
restriction (page 15), you cannot store emergency
number in the MEMERGENCYN.
Status indicator is keep
blinking.
R The unit is in programming mode. If it is left for
over 60 seconds, busy tone will be heard.
To exit:
– place the handset on the cradle if using handset.
– press MSP-PHONEN if using the speakerphone.
How to exit the program
setting?
R Place the handset on the cradle or press
MSP-PHONEN.
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Useful Information