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Getting Started 15
The USB Splitter Cable
Use the supplied USB Splitter Cable when you want to charge the battery on your device, and at the same
time, use a standard 2.5mm stereo headset for hands-free conversation or for listening to music.
1. Connect the USB Splitter Cable
to SMT5800’s Sync connector.
2. Connect a 2.5mm stereo
headset to the splitter
cable’s audio jack.
3. Connect the AC adapter to the
splitter cable’s power connector.
1.2 Installing the Battery
1. Slide the battery cover latch to release the back
cover.
2. Insert the battery by aligning the exposed
copper part of the battery pack with the
protruding copper conductor.
3. Gently push the battery into place.
4. Replace the battery cover.
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1.3 Installing a microSD Card
You can install a microSD (Secure Digital) card in your phone to have an alternative storage place for your
images, video, music, and other phone data.
• Pry open the rubber cover (if any) of the microSD
slot on the side of the phone.
• Insert the microSD card into the slot with its gold
contacts facing up.
To remove, press the microSD card to pop it out
of the slot.
Note A microSD card is not included in the box.