Nokia RM-1110 Quick Manual page 5

however, that when you change the code, you
need to remember the new code, as HMD
Global is not able to open or bypass it.
Insert the SIM, memory card, and
battery
Important: This device is designed to be used
with a standard SIM card (see figure) only. Use of
incompatible SIM cards may damage the card or
the device, and may corrupt data stored on the
card. Please consult your mobile operator for the
use of a SIM card that has a mini-UICC cutout.
Use only compatible memory cards approved for use
with this device. Incompatible cards may damage the
card and the device and corrupt data stored on the
card.
Note: Switch the device off and disconnect the
charger and any other device before removing
any covers. Avoid touching electronic
components while changing any covers. Always
store and use the device with any covers
attached.
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