Radio Shack 20-164 User Manual
Powering Your Scanner
You.can.power.your.scanner.with.four AA
four.AA.
batteries.(not.supplied), or an external power
,.or.an.external.power.
source..
Batteries
When.battery.power.is.low,.battery.symbol.
flashes and the scanner beeps every 30
seconds..When.battery.power.is.depleted,.the.
scanner.turns.itself.off..
flashes and the scanner beeps every 30
seconds..When.battery.power.is.depleted,.the.
scanner.turns.itself.off..
For.the.longest.operation.and.best.performance,.
use.alkaline.batteries,.available.at.your.local.
use.alkaline.batteries,.available.at.your.local.
RadioShack.store,.or.use.RadioShack.1600.
mAh.nickel-metal.hydride.(Ni-MH).rechargeable.
batteries.
mAh.nickel-metal.hydride.(Ni-MH).rechargeable.
batteries.
Rechargeable.batteries.last.longer.and.deliver.
more.power.if.you.let.them.fully.discharge.
once.a.month..To.do.this,.use.the.scanner.until.
battery symbol flashes.
more.power.if.you.let.them.fully.discharge.
once.a.month..To.do.this,.use.the.scanner.until.
battery symbol flashes.
Warning: Never.install.non-
rechargeable.batteries.in.the.
yellow.rechargeable.battery.
holder..Non-rechargeable.
batteries.can.get.hot.or.
explode.if.you.try.to.
recharge.them.
rechargeable.batteries.in.the.
yellow.rechargeable.battery.
holder..Non-rechargeable.
batteries.can.get.hot.or.
explode.if.you.try.to.
recharge.them.
To install batteries:
1.. Slide.open.the.battery.compartment.cover.
1.. Slide.open.the.battery.compartment.cover.
on.the.back.of.the.scanner.
2.. Place.4.AA.batteries.into.the.correct.battery.
holder.matching.polarity.symbols.(+./.-):
•. Black.–.Alkaline.(non-rechargeable)
•. Yellow.–.Rechargeable..
•. Yellow.–.Rechargeable..
3.. Place.the.battery.holder.into.the.battery.
compartment.and.replace.the.cover.
To charge batteries:
1.. Install.rechargeable.batteries.
2.. Connect.an.external.power.source.to.the.
1.. Install.rechargeable.batteries.
2.. Connect.an.external.power.source.to.the.
PWR DC 9V.jack..Using.the.scanner.while.
charging.will.increase.charge.time.
charging.will.increase.charge.time.
Battery
Current
Charge.Time
Ni-MH
1600.mAh
16.hours
Ni-Cd
600.mAh
6.hours
Ni-Cd
850.mAh
8.hours
.
Do.not.overcharge.batteries..Overcharging.
shortens.battery.life..
shortens.battery.life..
• Each battery holder fits only one way. Do
not.force.it.
•. Use.only.fresh.batteries.of.the.required.size.
and.recommended.type..Do.not.mix.old.
and.new.batteries,.different.types.(alkaline.
or.rechargeable),.or.rechargeable.batteries.
of.different.capacities.
and.new.batteries,.different.types.(alkaline.
or.rechargeable),.or.rechargeable.batteries.
of.different.capacities.
•. Remove.old.or.weak.batteries..If.you.will.
not.use.the.scanner.with.batteries.for.a.
month,.remove.the.batteries..Batteries.
can.leak.chemicals.that.destroy.electronic.
circuits.
month,.remove.the.batteries..Batteries.
can.leak.chemicals.that.destroy.electronic.
circuits.
•. Always.dispose.of.old.batteries.promptly.
and.properly..Do.not.bury.or.burn.them.