NEC 920 User Manual
Page 27
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FULL MUTE:
1) Press and hold FCN + 3. This switches off both the
microphone and earpiece or speaker.
2) Press FCN + 3. This switches the microphone and
speaker back on.
LOW BATTERY ALARM
The Low Battery Alarm warns the user when the battery
power is getting low, by emitting a short double tone. The
double tone will sound 6 times at 10 second intervals and the
display will show the PWR indicator flashing. When this
occurs, the phone will shut down automatically 60 seconds
after the first indication.
ERROR TONE
A Error Tone will sound to inform the user of miss key
operations, or when a keypress is ignored.
SELF DIAGNOSTIC CHECK
The phone will show a blank display if it finds any trouble
within the unit during its self diagnostic check. If this occurs,
immediately turn the phone off and return it to your dealer for
repair.
NAM PROGRAMMING
Consult your dealer for NAM Programming information.
PWR
MUTE
o o o o
IN USE
Flashing
PWR
o o o o
IN USE