Panasonic VL-MWD275 Operating Instructions Manual page 36

11. Troubleshooting
Sub monitor (charging)
Problem
flashes and 2 short
beeps sound.
Even if you place the sub
monitor on the charger,
the charge indicator does
not light up.
The charge indicator
does not go off after the
batteries have been
charged for about 8
hours.
flashes after only using
the sub monitor 2 or 3
times after charging.
The sub monitor, the AC
adaptor, or the charger is
warm.
Others
Problem
R "Demo mode" is
displayed on the
screen.
R The ringtone regularly
sounds.
R You cannot talk or
make calls.
The product does not
work with correct
operations.
The product does not
work properly.
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.
36
R The battery level is very low.
→ Charge the batteries immediately.
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.
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
displayed for the sub monitor's signal display.
R Clean the ends of batteries (
again.
R It is time to replace the batteries.
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.
R The "Demo mode" feature is enabled.
→ Set "Demo mode" to "Off".
Perform the following operations.
R Main monitor/extension monitor:
→ Press the MRESETN button on the 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.)
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.
Cause & Solution
and ) with a dry cloth and charge
Cause & Solution
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