User Manual
XC2907-A Portable Reader
30
8.3 The correct mode to replace the battery
When the device's battery needs to be operated, the device should be put into the
standby state first, and then replace the battery.
The battery shall be replaced within 30 s, and the time and date will not be lost
provided that the device is restarted.
In case that it times out, the time and date set by the device will be lost.
9. Daily maintenance and troubleshooting
9.1 Routine maintenance
Store the whole machine in a dry and cool place with a temperature range of
10℃~40 ℃. Don't contact with corrosive substances, and keep away from fire
and heat sources (refer to 10.2 storage requirements for details).
Because the lithium battery possesses self-discharge characteristics, provided
that the device failed to be used for a long time (not less than 1 month), it is
recommended that you take the battery out of the handheld device and store
it separately (40% of the battery is most suitable for long-term storage. In the
event that the conditions permit, the battery should be charged and discharged
every three months).
Precautions for battery
1. Don't connect its input terminal directly to the output terminal;
2. Don't put the battery into water or get it wet;
3. Don't use or store batteries near heat sources (such as fire or heaters);
4. Please use the original charger;
5. Don't connect the positive and negative poles reversely;
6. Don't directly connect the battery to the wall socket or vehicle-mounted
cigarette lighter socket;
7. Don't throw the battery into the fire or heat the battery;
8. It's forbidden to cause the short circuited positive and negative electrodes of
9. Daily maintenance and troubleshooting
