FLY DS400 User Manual page 17

3. Pull out the Micro SD card.
Tip: When any application of the phone or the Micro SD card is running, do not insert or
pull out the Micro SD card, otherwise, data may be lost or the Micro SD card may be
damaged!
To insert the Micro SD card
1. Push the Micro SD card in the direction indicated by the sign printed on the card into
the card slot of the phone, with the metal contact of the card facing down.
2. Replace the Micro SD card slot cover.
Tip: Some Micro SD Cards have poor compatibility. Please buy and use tested and
certified Micro SD cards.
To charge the battery
1. Insert the plug of the charger into the interface of the phone, and insert the charger
into the power socket carefully. The battery icon will blink.
2. The red light is lit during charging. When the battery icon stops blinking or the green
light is lit, it indicates that the charging is finished.
3. After the charging, unplug the charger from the socket, and press and hold the left and
right buttons on the plug of the charger to pull out the plug from the phone.
Version 1.0
User manual
Page 17 of 59 08/07/28