Microsoft RM-1127 User Manual

User Guide Lumia 550
Issue 1 EN-US

Keys and parts

1Front camera 2 Audio connector 3Earpiece 4Volume keys 5 Power/Lock key 6Microphone 7 Charger connector 8Speakerphone 9Main camera 10 Camera flash
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Insert the SIM and memory cards

Note: Your SIM card has an effect on important settings. Insert the SIM card before
turning the phone on.
1. At the top corner of the phone, put your fingernail in the seam between the screen frame and the back cover.
2. Press the middle of the back cover, bend the cover open, and remove it.
3. If the battery is in, put your fingernail in the recess on its top edge, and lift it out.
4. Push the nano-SIM card into the SIM slot with the metal contact area down, until the card
locks into place.
Tip: To remove the SIM, push the card in until it's released, then pull it out.
Use only original nano-SIM cards. Use of incompatible SIM cards may damag e the car d or t he device, and may corrupt data stored on the card.
5. If you have a memory card, slide the card into the memory card slot.
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Tip: For best performance, it is recommended that you use a fast 4–128GB memory card
by a well-known manufacturer.
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