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Chapter 3 Getting Started
Chapter 3 Getting Started 3-3
Use the following procedure to power the unit from an
AC supply.
Using an AC power supply
3-1-2 Using an AC Power Supply
1 Turn the POWER switch of the DVW-250/250P
off.
2 Connect the DC IN 12V connector of the DVW-
250/250P to an AC supply through the AC-550/
550CE AC Adaptor, as shown in the figure.
3 Set the EXT DC SELECT switch according to the
way in which you wish to use the AC supply.
AUTO: If the voltage of the AC supply drops, the
unit switches automatically to the internal
battery pack.
FIX: Only the external power supply is used.
4 Turn the POWER switch of the AC adaptor on.
Note
While an AC power supply is connected, then
regardless of the state of the POWER switch on the
DVW-250/250P the time code circuits continue to
operate, consuming some power. If not using the unit
for a considerable time, disconnect the power cord
between the DVW-250/250P and the AC-550/550CE.
EXT DC SELECT switch
DC IN 12V
DC power cord
(supplied with AC-550/
550CE)
To DC OUT
POWER switch
To AC supply
AC-550/550CE
AC Adaptor