Az alábbi angol szöveg mit jelent magyarul?

1 .In the use of ordinary 5V.DC300-400mA charger to control the charging time of about 20-30 minutes.

2 .In the use of ordinary 5V.DC350-500mA charger charging time should be controlled at about 15-20 minutes.

3 .Charge off as much as possible.

4 .Try not to play music while charging.

5 .Do not exceed half hour, or easily create MP3 built-in lithium battery failure and damage (half an hour on full power, fully charged MP3 or charger indicator will not change any state).

6 .Use of the motherboard with memory, you must shut down or remove the memory card and headset before charging.

7 .The new machines in normal use, do not format the MP3 player or firmware upgrade.