Hitachi DZ-MV730E Troubleshooting, 164, Power supplies, Symptom Cause and Correction Reference

English

Troubleshooting

Check to see the following before asking for a repair. If the suggested solution still cannot restore the DVD video camera/recorder to normal, do not attempt to repair it yourself, but consult your dealer.

Power supplies

Symptom	Cause and Correction	Reference
		page
Battery cannot be	Is the ambient temperature too low or too high?
charged.	Charge the battery at 10 – 30ºC.
	Is the battery abnormally hot?
	Remove the battery, leave it for a while to cool down, then charge
	it.
	Is the DC power cord connected to AC adapter/charger? Unplug	42
	it.
	Has the battery been unused for a long time?
	Remove the battery, and then reattach it. If the battery is still not
	charged, it may be dead: Purchase a new one.
	• If the battery does not charge after you try the above four
	procedures, it may be dead: Purchase a new battery.
Battery weakens fast	Are you using the DVD video camera/recorder where the
	temperature is low?
	A fully charged battery (DZ-BP14S/DZ-BP7S/DZ-BP14SW/DZ-	44
	BP7SW) may be discharged sooner than usual at low
	temperatures. Keep extra batteries on hand.
	Battery may be dead.
	The performance of battery will deteriorate if it is used for an	45
	extended period of time or frequently: Purchase a new battery.
The CHARGE indicator	Is the ambient temperature too low or too high?
on AC adapter/charger	Charge the battery in environment where the temperature is 10 –
is blinking.	30ºC.
	The battery has possibly discharged excessively. Continue	42
	charging: After a while, the battery will be charged to the
	specified voltage, and the CHARGE indicator will light. Then the
	battery charge will be completed normally.
Power turns off	Is battery charged?
immediately after being	Charge it.
turned on.		42
When power is turned
on, the LCD screen will
turn on and off.
Power goes off	Is Power Save set to “On”?
unexpectedly.	If the powered DVD video camera/recorder is left for as long as 5
	minutes without recording or playback with “Power Save: On”
	specified, it will automatically turn off to save battery power. To	97
	restart recording in this case, set the power switch to “OFF” and
	then set it to “O”. You can also specify “Power Save: Off” to stop
	automatic power off.
Power cannot be turned	Detach the battery or AC adapter/charger once, and then press
off.	the RESET button of DVD video camera/recorder: Reattach a	43, 46, 170
	power supply to DVD video camera/recorder before turning it on
	again.

164