Sub monitor (charging)
Problem
Cause & Solution
Page
flashes and 2 short
beeps sound.
R
The battery level is very low.
→ Charge the batteries immediately.
Even if you place the sub
monitor on the charger,
the charge indicator does
not light up.
R
The AC adaptor is disconnected from the power outlet.
→ Plug the AC adaptor into the power outlet firmly.
R
The sub monitor is not placed on the charger correctly.
→ Replace the sub monitor securely. (The charge indicator lights in
red.)
R
The batteries are new or discharged.
→ Place the sub monitor on the charger and wait for a few minutes.
The charge indicator
does not go off after the
batteries have been
charged for about 8
hours.
R
If the sub monitor is picked up off the charger or used during charging,
the charging time will become longer.
-
R
The charging time may increase when the operating temperature is
lower than 20 °C.
-
R
The charging time increases when the power of the main monitor is
turned off or
is displayed on the sub monitor.
→ Make sure the power of the main monitor is turned on, and charge
the sub monitor in a location near the main monitor where
is
displayed for the sub monitor's signal display.
flashes after only using
the sub monitor 2 or 3
times after charging.
R
Clean the ends of batteries ( and ) with a dry cloth and charge
again.
R
It is time to replace the batteries.
The sub monitor, the AC
adaptor, or the charger is
warm.
R
This is normal. (It may feel a little warmer in summer than in winter.)
→ If it feels very hot, disconnect the AC adaptor from the power outlet
and contact an authorised service centre.
-
Others
Problem
Cause & Solution
Page
R
“
Demo mode
”
is
displayed on the
screen.
R
The ringtone regularly
sounds.
R
You cannot talk or
make calls.
R
The
“
Demo mode
”
feature is enabled.
→ Set
“
Demo mode
”
to
“
Off
”
.
The product does not
work with correct
operations.
The product does not
work properly.
Perform the following operations.
R
Main monitor/extension monitor:
→ Press the
M
RESET
N
button on the bottom side of the main monitor
with a pointed object. (Recorded images and configured settings
are not affected.)
R
Sub monitor:
→ Remove the battery and insert it again. (Recorded images and
configured settings are not affected.)
The main monitor does
not work properly.
R
Nothing is displayed
on the monitor.
R
The ringtone does not
sound.
R
Voices cannot be
heard.
R
Check the power connection.
–
R
If the power is connected, there may be a problem with the electrical
wiring.
→ Contact an authorised service centre.
33
11. Troubleshooting
Summary of Contents for VL-MWD272
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