CT-503 Handheld Flip-Style Cellular Telephone
(170-1112) Power Faxback Doc. # 47918
USING THE BATTERY
WARNING: A detached battery could cause property damage, injury, or burns
if a metal object (such as a pen spring, beaded chain, or piece
of jewelry) contacts the battery's terminals and causes a short
circuit. Be careful when placing a charged battery inside a
coat pocket, purse, or other container that might contain metal
objects.
CAUTION: Batteries must be recycled or disposed of properly. (You can
put them in the battery recycling box at your local RadioShack
store.) They must not be disposed of in municipal waste.
INSTALLING THE BATTERY
1. Place the battery flat against the back of the phone and align the top
of the battery below the raised arrows.
2. Slide the battery toward the top of the phone until it snaps into
place.
To remove the battery, be sure the phone is turned off, then press the
latch at the top of the battery and slide the battery toward the bottom of
the phone until it stops. Then lift the battery off the phone.
Note: If you have an extra charged battery and the currently installed
battery becomes low during a call, you can change the battery
without ending the call or losing the connection. See "Replacing a
Battery During a Call" below.
CHARGING THE BATTERY
The nickel metal hydride battery supplied with your telephone is shipped
in a discharged state to extend the battery's life. It must be fully
charged before you can use your phone.
We recommend that you charge a new battery overnight, but no longer than
24 hours, using the AC charger supplied with your phone. Recharging time
varies based on the type of battery and the amount of charge left in the
battery. See "Recommended Recharging Times" below.
Follow these steps to charge the supplied (or any approved) battery using
the charger supplied with your phone.
1. Install the battery on the phone.
2. Remove the charging jack cover on the bottom of the phone and insert
the charger's flat plug into the charging jack.
Note: The plug fits into the jack only one way. If you have
difficulty inserting the plug, turn it over and try again. Do
not force it!
3. Plug the charger's power cord into a standard AC outlet. The battery
charge indicator appears.
Notes: You can use the phone while it is charging, but charging takes
longer.
For fastest charging, be sure the phone is turned off if you
are not expecting a call.
4. When the battery is fully charged, disconnect the charger from the AC
outlet. Then press in the clips on the sides of the plug and pull it
away from the phone to disconnect the charger. Replace the charging
jack cover.
Recommended Recharging Times
Battery Type Approximate Charging Time (Hours)
NiCd Slim 2-1/2
NiCd Slim Extra Capacity 3-1/4
NiMH High Capacity (supplied) 5-1/4
NiCd Extra Capacity 5-1/2
CHECKING BATTERY POWER
The phone displays a graduated set of up to three battery level indicators
when it is turned on. The more indicators that appear, the higher the
battery's current charge level.
To see a more detailed indication of the battery's charge level at any
time, press [FCN] [GHI 4]. The battery strength meter appears on the
display for about 5 seconds. Read this meter in the same way.
When battery power becomes low, the phone displays Lo bAt and sounds a
warning tone every few seconds. When power becomes too low for the phone
to operate, it automatically turns off. Recharge the battery as soon as
possible.
Note: Rechargeable batteries last longer and perform better if
occasionally allowed to fully discharge. You can do this by
leaving the phone on until the phone automatically turns off or
you can use the battery discharge feature of any approved
accessory available for your phone. Do not try to discharge
the battery by any other means.
REPLACING A BATTERY DURING A CALL
If you have an extra charged battery and the currently installed battery
becomes low during a call, follow these steps to change the battery
without ending the call or losing the connection.
1. Tell the other party on the line what you plan to do (tell them, for
example, that they will hear some noise as you remove the battery and
you will call back if for any reason you lose the connection).
2. Remove the battery, and within 3 seconds, install the fresh battery.
Your call is still on the line.
Note: If you do not complete Step 2 within 3 seconds, the call
disconnects.
IMPORTANT BATTERY TIPS
Use only the supplied charger and use only batteries designed for this
phone.
You can purchase additional standard or extended capacity batteries
through your local RadioShack store.
When you are not using the charger, disconnect it from power. Do not
leave the battery connected to the charger and AC power for more than
24 hours, since overcharging could shorten the battery's life.
When the battery is not in use, store it uncharged in a cool and dark
place.
The battery is a sealed unit with no serviceable parts. Do not try to
open the case.
For the best results, be sure the battery is at or near room temperature
when you charge it.
A battery can be charged and discharged hundreds of times, but it
eventually wears out. When the operating time (talk time and standby
time) is noticeably shorter than normal, get a new battery and recycle
or properly dispose of the old one.
Do not dispose of batteries in a fire.
Never use any charger or battery that is damaged or worn out.
(BR/eb 5/28/98)
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