HPA SC-2288C, Руководство пользователя

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1) Battery detach/lock button
2) Negative
3) Positive
1.5.4 Parameter of Lithium battery
Items Parameter
Rated voltage DC3.7V
Discharge current
＜
500mA
Charging current
＜
700mA
Time of speaking
＞
8 hours
Time of standby
＞
24 hours
Charging voltage DC5V
Dimensions 47×40×12mm
N.W 54g
2. System installation
2.1 Warning

This is a wireless communication system, use UHF band carrier frequency. We recommend that
users consult local radio management committee to choose the appropriate and legally available
frequency, in order to avoid RF interference

If the units demonstrate any problems, such as abnormal sound, smoke, heat from or damage to
power cables, disconnect the power plug from the outlet and contact your sales representative.
If the power plug blades are distorted or discolored, do not use the unit
(Receiver unit, Battery charger)

Uncoil the power cables before use, Do not bundle the cables during use, or fie with nails. (Receiver
unit, Battery charger)

Do not pull on the cable. Hold the plug section and insert/remove it in a straight line, damaged
cables may result in electric shock, malfunction, or fire.
(Receiver unit, Battery charger)

Do not place anything on the power cables. Do not route them under a rug or furniture.
(Receiver unit, Battery charger)

Do not cover the units with cloth or place them in locations with poor ventilation.
Doing so traps heat, and may result in electric shock or fire

If you do not use the units for long periods of time, disconnect the power plugs from the outlet
(Receiver unit, Battery charger)

Do not disassemble the units. Touching the inside of the units may result in electric shock

Do not expose the units to any strong shock

Do not expose the units to direct sunlight, heat from heating appliances, high temperatures, or
dust

Do not expose the units to high humidity or moisture
Water that accidentally enters the inside of the units may result in electric shock, malfunction, or
fire

Do not touch the power cables or plugs with wet band
(Receiver unit, Battery charger)

Main unit is a class I device. Be certain to connect to an AC outlet with a protective grounding
connection

Main unit can be separated from the AC receptacle by turning off the unit by the front power switch.
In case of emergency, turn off this switch or unplug the power cable from the AC receptacle