Preparation; Connecting Power; Using Standard Ac Power; Using Vehicle Battery Power - Radio Shack Pro-2045 Owner's Manual

20-418.fm Page 7 Wednesday, August 4, 1999 12:42 PM

PREPARATION

CONNECTING POWER

You can power your scanner from a
standard AC outlet using the supplied
AC adapter or from your vehicle's bat-
tery using an optional DC power cord.
If a power failure occurs or if the pow-
er cord is disconnected, the scanner's
memory backup circuit keeps informa-
tion in memory for up to 3 days.
Note: The memory backup circuit be-
gins to protect memory within a few
minutes after you plug in the scanner.

Using Standard AC Power

Warning: Do not use the AC adapter
with an extension cord unless the
blades can be fully inserted.
Cautions:
• The supplied AC adapter supplies
12 volts and delivers 500 milli-
amps. Its center tip is set to posi-
tive, and its plug properly fits the
scanner's
DC 12V
AC adapter that does not meet
these specifications could dam-
age the scanner or the adapter.
• Connect the adapter to the scan-
ner before you connect it to an AC
outlet. Disconnect the adapter
from the AC outlet before you dis-
connect it from the scanner.
• If you have difficulty inserting the
AC adapter's plug, do not force it.
Turn it over and reinsert it.
Follow these steps to use AC power.

Using Vehicle Battery Power

Use a DC power cord (not supplied),
such as RadioShack Cat. No. 270-
1533, to power your scanner in your
vehicle.
Cautions:
jack. Using an
1. Insert the supplied AC adapter's
barrel plug into the scanner's
jack.
12V
2. Plug the adapter's power module
into a standard AC outlet.
• The DC power cord you select
must supply 12 volts and deliver
at least 500 mA. Its center tip
must be positive, and its plug
must fit the scanner's
The recommended power cord
meets these specifications. Using
a power cord that does not meet
these specifications could dam-
age the scanner or power cord.
• Connect the power cord to the
scanner before you plug it into
your vehicle. Disconnect
power cord from the vehicle
before you disconnect it from the
scanner.
DC 12V
DC
jack.
DC 12V
the
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