DS Maref DVT-2600, Руководство пользователя

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ENGLISH
- Do not attempt to open, repair, or modify this device.
Doing so may lead to a risk of fire, electric shock, or injury to the user.
- Check a battery on a regular basis should the battery not be within normal
operating parameters consult your vendor or service agent.
(Abnormal battery may prevent the device from operating for a long time in
emergency situations.)
- Fully charge up the battery for more than 8 hours when using the device for
the first time.
- Low temperature (below 0
o
C ) may interrupt proper charge of the battery
by reducing the battery function. Excessively high temperature (below 40
o
C )
may interrupt proper charge of the battery by reducing the battery function
or the battery life by excessive heat.
- Do not leave the rechargeable lithium ion battery to be completely
discharged and kept as being discharged.
- Unplug the AC cord immediately if you smell anything.
- The performance of battery may be degraded when it is not used for a long
time. Keeping the discharged battery for a long time may increase the risk
of short circuit. Shorted battery may reduce the battery life and cause safety
accidents.
- Keep the battery charged by about 30 to 50% at room temperature. It is
recommended to charge the battery 6 months during storage to prevent
excessive discharge of battery.
- A battery replacement is available only in the customer service center or
by your vendor. A battery shall be replaced or repaired only by the qualified
service engineer.
2-5. Cautions for battery safety
15