This manual covers safety precautions, network compatibility, and basic operation of the Nokia 5235 handset. It includes detailed sections on inserting the SIM card, using the keypad, accessing help, and managing passwords.
Additional chapters describe the browser toolbar, GPS functions, Ovi Store, and carrier‑specific services for China Unicom. The index at the end helps locate topics such as media playback, camera use, and device settings. This manual is written in Chinese.
Open the SIM card slot and insert the SIM card as shown in the manual.
Select Help from the main menu or press the Options > Help keys to view on‑screen assistance.
Contact your service provider for a PUK code to unlock the SIM after three incorrect PIN entries.