Charging Nickel-Cadmium Batteries - Radio Shack HANDHELD TRUNKING 20-521 Owner's Manual

If
BATT .Lo
seconds, replace (standard/alkaline) or recharge (re-
chargeable nickel-cadmium) the batteries.
Caution: Always dispose of old batteries promptly and
properly. Do not bury or burn them.

Charging Nickel-Cadmium Batteries

The scanner has a built-in circuit that lets you recharge
nickel-cadmium batteries while they are in the scanner.
To charge the batteries, set
to , install the nickel-cadmium batteries in the
CD NI-CD
scanner, and connect an external AC or DC adapter to
the scanner's
Page 12 or "Using Vehicle Battery Power" on Page 13).
Warning: Do not connect either adapter to the scanner
if non-rechargeable batteries (such as alkaline batter-
ies) are installed in the scanner and
is set to
NI-CD
switch's position. Non-rechargeable batteries will get
hot and can even explode if you try to recharge them.
Before you use nickel-cadmium batteries for the first
time, charge them at least 24 hours to bring them to a
full charge.
Discharged batteries take about 10 to 18 hours to fully
recharge. If you use the scanner while the batteries are
charging, charging takes longer.
Notes:
• Nickel-cadmium batteries last longer and deliver
more power if you occasionally let them fully dis-
charge. To do this, simply use the scanner until it
beeps every 15 seconds and
• To prevent damage to nickel-cadmium batteries,
never charge them in an area where the tempera-
ture is above 113°F or below 40°F.
flashes and the scanner beeps every 15
jack (see "Using AC Power" on
POWER
NI-CD
ALKALINE
ALKALINE
, or you are unsure of the
BATT .Lo
JACK NI-
JACK
flashes.
11