Battery Safety - Ultratec Supercom 4400 User Manual

11. Unplug the Supercom 4400 from the wall outlet and refer
servicing to qualified service personnel under the following
conditions:
a. When the power supply cord or plug is damaged or
frayed.
b. If liquid has been spilled into the Supercom 4400.
c. If the Supercom 4400 has been exposed to rain or water.
d. If the Supercom 4400 does not operate normally by
following the operating instructions. Adjust only those
controls that are covered by the operating instructions.
Improper adjustment of other controls may result in
damage and will often require extensive work by a
qualified technician to restore the Supercom 4400 to
normal operation.
e.
If the Supercom 4400 has been dropped and/or damaged.
f.
If the Supercom 4400 exhibits a distinct change in
performance.
12. Do not use the Supercom 4400 to report a gas leak in the
vicinity of the leak.
13. Ultratec recommends plugging your Supercom 4400 into a
surge-protected outlet. This will protect the TTY from
damage caused by electrical surges due to lightning or other
causes.

Battery safety

Caution: To reduce the risk of fire or injury to persons, read and
follow these instructions:
1.
Use only the type and size battery specified in the battery
instructions for your unit.
2.
Do not dispose of the batteries in a fire. Cells may explode.
Check local codes for possible special disposal instructions.
3. Do not open or mutilate the batteries. Released electrolyte is
corrosive and may cause damage to the eyes or skin. It may be
toxic if swallowed.
4.
Exercise care in handling batteries in order not to short them
with conducting materials such as rings, bracelets, and keys.
The battery or conductor may overheat and cause burns.
I M P O RTA N T S A F E T Y I N S T R U C T I O N S • 5