Panasonic VDR-M30PP Service Manual page 22

Check the following before judging that VDR-M30 is faulty.
Symptom
Battery cannot be charged.
The CHARGE indicator on
AC adapter/charger is
blinking.
Power turns off immediately
after being turned on.
When power is turned on,
the LCD screen will turn on
and off.
Power goes off unexpectedly.
Power cannot be turned off.
Power supplies
Is the DC power cord connected to AC adapter/charger?
Unplug it. If the DC power cord is connected, the AC adapter/charger will not
enter the charge status.
Is the battery abnormally hot?
Remove the battery from AC adapter/charger, leave it as is until it cools down,
and then charge it again.
Has the battery been unused for a long time?
Remove the battery from AC adapter/charger, and then reattach it.
Is the ambient temperature is too low or high?
Always charge the battery at 10 - 30°C (50 - 86°F).
Is the ambient temperature is too low or high?
Always charge the battery at 10 - 30°C (50 - 86°F).
The battery may be over-discharged.
Continue charging: The CHARGE indicator will change to a steady light, and
the battery will be charged normally.
Is battery charged?
Charge it.
Is Power Save specified "On"?
The specifications state that the powered VDR-M30 automatically turns off if it
is left for as long as 5 minutes without performing recording or playback, with
"Power Save: On" specified. Set the power switch to "POWER OFF", and then
turn VDR-M30 on again. To stop automatic power off, specify "Power Save: Off".
Execute system reset (disconnect the battery or AC adapter/charger, and then
use a fine tipped pen, etc. to hold down the RESET button for several seconds).
Then connect a battery or AC adapter/charger and make sure the VDR-M30
accepts operation.
System reset will return the date/time and all items set using menu (except for
LCD settings) to the defaults at the factory. After recovery, reset the date/time
and each setting item as required.
Cause and Correction