Service Manual Level 1 and 2
Nokia Asha 503 Dual SIM, Nokia Asha 503
RM-922 RM-958 (DS), RM-920 RM-947 RM-959 (SS)
Version 1.0
1) For disassembling you need the Nokia Standard toolkit version 2. You will also need the camera
removal tool SS-276. Please note that the phone used in disassembly and assembly is a prototype
phone and does not look like the sales model.
2) Protect the TOUCH WINDOW with protective film.
Disassembly steps