Panasonic AJ-CX4000, Operating Instructions Manual

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Chapter 3 Preparation — Charging the built-in battery
Charging the built-in battery
The date/time set in the camera is maintained by the built-in battery.
The built-in battery may be consumed when the power of the camera is not turned on for approximately a half year.
The built-in battery has been consumed if [BACKUP BATT EMPTY] is displayed in the viewfinder screen for approximately five seconds when the power
switch is set to <
j > (ON).
Charge the built-in battery with the following procedure.
1
Confirm that the power switch is set to < h > (standby).
2
Connect the battery or the external DC power supply to the camera.
For details on the connection of the battery or the external DC power supply, refer to “Power supply” (page 34).
3
Leave the camera for approximately four hours.
The built-in battery will be charged.
4
Set the power switch to < j > (ON), and confirm that [BACKUP BATT EMPTY] is not displayed in the viewfinder screen.
Replacement of the built-in battery is necessary when [BACKUP BATT EMPTY] is displayed in the viewfinder screen even after the built-in battery
has been charged. Consult your dealer.