Fast Ni-Cd/Ni-MH Battery Charger
23-422
OWNER’S MANUAL — Please read before using this equipment.
Thank you for purchasing a RadioShack Fast Ni-Cd/Ni-MH Battery Charger. Your charger
charges three different sizes of nickel-cadmium (Ni-Cd) or nickel-metal hydride (Ni-MH)
batteries — AA and AAA within 2.5 hours, and 9V within 10.5 hours. You can charge up to
eight AA/AAA batteries of the same type, or two 9V batteries, in the charger’s four battery
bays at the same time.
IMPORTANT
!
!
If an icon appears at the end of a paragraph,
go to the box on that page with the
corresponding icon for pertinent information.
— Warning
— Important
!
o
Ô — Note
Alkaline Battery Protection — prevents your
Automatic Charging Current Selection — provides
ꢀ— Caution
Ó — Hint
charger from charging alkaline batteries. Ô
the best charging current for each battery size.
Reverse Polarity Protection — protects the
charger and batteries against incorrectly
installed batteries.
Delta V and Zero Slope Peak Voltage Full
Charge Detection — prevents overcharging a
fully charged AA or AAA battery. A back-up timer
provides additional overcharging protection.
Ô NOTE Ô
Bad Battery Protection — prevents your
charger from charging bad batteries. Ô
The charger might not detect alkaline
batteries if you mix alkaline batteries and
rechargeable Ni-Cd or Ni-MH batteries in the
same charging bay.
Short Circuit
Protection —
AA/AAA Battery Bays
protects the
charger if you
attempttocharge
shorted
batteries.
Charging
Indicator
(1–4)
9V Battery Bays
BaySelector
Switch
Overcurrent Protection — maintains constant
Charging Indicators — light when the
charging current during the charge cycle.
batteries are charging.
IMPORTANT SAFETY INSTRUCTIONS
This manual contains important safety and
operating instructions for your charger.
Incorrect assembly can result in a risk
of electric shock or fire.
• To reduce the risk of electric shock,
unplug the charger from the outlet
before routine maintenance or cleaning.
Before you use the battery charger, read all
instructions and cautionary markings on the
charger, the batteries to be charged, and the
• To reduce the risk of damage to the AC
adapter cord, disconnect the charger by
pulling the plug rather than the cord.
WARNING
products that use the batteries.
o
o
o
To reduce the risk of injury, charge only Ni-CD
or Ni-MH batteries with this charger. Other
types of batteries might burst, causing
personal injury and damage.
• Do not expose the charger to rain or
excessive moisture.
• Do not use an extension cord. Its use
could result in fire or electric shock.
• Any attachments not intended for use
with this battery charger can result in a
risk of fire, electric shock, or personal
injury.
• Do not operate the charger with a
damaged AC adapter. Take the charger
to your local RadioShack for service.
• Never operate the charger if it has
received a sharp blow, or been dropped
or damaged in any way. Take it to your
local RadioShack for service.
• Never alter the provided AC adapter. If
the AC plug does not fit in the AC outlet,
have a qualified technician install the
proper outlet. Improper connection can
result in an electric shock.
• Do not disassemble the charger. Have it
serviced or repaired by qualified
RadioShack service personnel only.
Never use the charger as a DC power
source for any electrical equipment.
SAVE THESE INSTRUCTIONS
GENERAL CHARGING GUIDELINES
• Completely discharge Ni-Cd batteries
before you charge them. Repeated
partial discharging and recharging can
shorten their useful life. This does not
apply to Ni-MH batteries.
• It is normal for batteries to become
warm while charging.
• You cannot charge two 9V batteries and
AA/AAA batteries at the same time.
However, you can charge one 9V in the
© 2002 RadioShack Corporation.
All Rights Reserved.
RadioShack and RadioShack.com are trademarks
used by RadioShack Corporation.
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