Power Supply - Sony DXC-637 Service Manual

Color video camera
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Power Supply
This unit operates on either a battery pack or an AC
supply (using the optional CMA-8A/8ACE Camera
Adaptor).
For details of the power supplies which can be used, refer to
the documentation supplied with the VTR connected to this
unit or the camera adaptor.
Using an Anton Bauer intelligent Battery
System and Ultralight System
Fitting the special battery mount made by Anton Bauer
Corporation to this unit allows you to use their
Intelligent Battery System and Ultralight System.
For details, consult your Anton Bauer products supplier or
Sony service representative.
Always fully charge a battery pack before using it.
¢ Be careful that other metal objects do not come in
contact with the metal parts of the battery pack, as
this could cause a short.
Do not leave the battery pack in the camera if it is
not going to be used for a long time.
¢ If the battery pack is recharged after use while still
hot, it may not be possible to obtain a full charge.
Fitting a battery pack (NP-1B)
Open the lid of the battery case, insert a fully-charged
battery pack, and close the lid.
Press and lift
NP-18
Battery Pack
Battery pack operating times
The following table shows approximate continuous
operating times, when operating the camera and 1.5-
inch viewfinder at normal temperatures, with a camera
adaptor and an EVV-9000/9000P or PV V-3/3P
connected.
Approximate operating times with
a fully-charged battery pack
110 minutes | 75 minutes
| 60 minutes
| NP-1A
| 85 minutes
| 55 minutes
| 50 minutes
[8P-90A"
lpo
=
150 minutes | 140 minutes
a) Requires the special-purpose DC-500 Battery Case.
Cannot be used with a camera adaptor.
Battery low indications
When the voltage of the supply to the camera lowers to
or below 11.0 V, the battery voltage indication appears
in the viewfinder, and the BATT indicator in the
viewfinder flashes.
If you continue using the camera, the BATT indicator
stops flashing, and remains on continuously.
When the battery pack is low, replace it with a fully-
charged battery pack.
Battery pack charging
Before using a battery pack, charge it as shown in the
following table.
For details of battery charger operation, refer to the
instructions provided with the battery charger to be used.
Battery pack charging
BC-1WA, BC-
1WB, BC-410
70 minutes
NP-1B
BC-1WB, BC- | 95 minutes
410
BP-90A
BC-410
160 minutes
Power Supply
The camera adaptor automatically operates on power
supplied to the VTR/CCU/CMA connector from the
portable VTR, CCU-M7/M7P Camera Control Unit,
CMA-8A/8ACE Camera Adaptor or other connected
device.
Before use, check that the device connected to the
VTR/CCU/CMA connector is able to provide the
power required by the camera.
If it is not able to provide the necessary power, or
when it is necessary to prolong the operating time, use
the camera with a separate power supply.

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