Casio Ravine 3 Manual

190
Safety
repairable. If, by accident, you spill fluid, such as water, on the device, 
turn off the power, remove the battery and wipe off the fluid with a 
dry, clean cloth. By using this device with fluid on it, it may cause heat 
generation, fire, product failure or electric shock. This device is not 
heat-resistant. Do not place it into a hot bath or liquid soap. Never 
touch the device’s charging terminal with your hand or finger. It may 
cause electric shock, injury or product failure. If the...

191
Safety
To avoid injury or getting into an accident, check around you to 
ensure your safety while placing a call, messaging, taking a picture or 
playing a game with this device.
To avoid injury, do not use this device if the earpiece magnet picks up 
metal objects such as pins.
Never bring the device near a floppy disk, magnetic card, magnetic 
tape, MOs, MDs, prepaid cards, or other similar objects. It may 
destroy or corrupt the data.
Never press or poke the phone’s display with your finger or...

192
Safety
DOs
Only use batteries specific to your phone model.
Use only the USB/ Wall Charger provided with the phone. Using any 
charger other than the one included with the phone may damage 
your phone or battery.
Only use the battery and charger approved by the manufacturer.
Only use the battery for its original purpose.
Try to keep batteries in a temperature between 41°F (5°C) and 95°F 
(3 5°C).
If the battery is stored in temperatures above or below the 
recommended range, give it time to warm up...

193
Safety
Don’t dispose of the battery in a fire.
Don’t short the positive electrode and negative electrode on the 
battery.
Don’t nail, hit with a hammer, or step on the battery. 
It may cause fire or damage.
Don’t use the battery with damage or a leak.
Lithium ion batteries are recyclable. When you replace your battery, 
please request the repair center to recycle the battery in accordance 
with RBRC standards. When disposing of the battery by yourself, 
please call RBRC at (800) 822-8837 for proper...

194
Safety
hands. Always unplug the wall charger from the power source before 
attempting any cleaning. Always use a dry, soft cloth dampened with 
water to clean the equipment, after it has been unplugged. 
Handling the cord on this product or cords associated with 
accessories sold with this product, will expose you to lead, a chemical 
known to the State of California to cause birth defects or other 
reproductive harm. Wash your hands after handling. 
Always disconnect the wall charger from the power...

195
Safety
disorientation, any involuntary movement, or convulsions—
IMMEDIATELY discontinue use and consult your physician before 
resuming play.
Repetitive Motion Injuries
When you play games on your phone, you may experience occasional 
discomfort in your hands, arms, shoulders, neck, or other parts 
of your body. Follow these instructions to avoid problems such 
as tendonitis, carpal tunnel syndrome, or other musculoskeletal 
disorders:
Take a minimum 15-minute break every hour of game playing.
If...

196
Safety
Accessibility
Hearing Aid Compatibility (HAC) for Wireless 
Telecommunications Devices
PCD’s Commitment
PCD believes that all of our customers should be able to enjoy 
the benefits of digital wireless technologies. We are committed to 
providing a selection of compatible devices for our customers who 
wear hearing aids.
THIS PHONE HAS HAC RATINGS OF M4/ T4
What is Hearing Aid Compatibility?
The Federal Communications Commission has implemented rules and 
a rating system designed to enable...

197
Safety
How will I know if my hearing aid will work with a 
particular digital wireless phone? 
You’ll want to try a number of wireless phones so that you can decide 
which works the best with your hearing aids. 
You may also want to talk with your hearing aid professional about the 
extent to which your hearing aids are immune to interference, if they 
have wireless phone shielding, and whether your hearing aid has a 
HAC rating. 
For more information about hearing aids and digital wireless 
phones:...

198
Safety
For optimal performance, your phone should be at least 12 inches (30 
centimeters) from the T T Y device. Placing the phone too close to the 
T T Y device may cause high error rates. 
Avoid potential hearing loss.
Prolonged exposure to loud sounds (including music) is the most 
common cause of preventable hearing loss. Some scientific research 
suggests that using portable audio devices, such as portable music 
players and cellular telephones, at high volume settings for long 
durations may...

199
Safety
Avoid using headphones after exposure to extremely loud noises, 
such as concerts, that might cause temporary hearing loss. 
Temporary hearing loss might cause unsafe volumes to sound 
normal.
Do not listen at any volume that causes you discomfort.If you 
experience ringing in your ears, hear muffled speech or experience 
any temporary hearing difficulty after listening to your portable audio 
device, discontinue use and consult your doctor.
You can obtain additional information on this...