Service Manual Level 1 and 2
Nokia Lumia 1520
RM-937, RM-938, RM-939, RM-940 (AT&T)
Version 1.0
1) For disassembling you need the Nokia Standard toolkit version 2. You will also need the SIM door key,
the unibody opening frame SS-321, the RF cable disassembly/assembly tool SS-298 and the battery
release tool SS-317.
Note that the device used in this disassembly procedure is RM-940.
2) The power must be off during the disassembly procedure.
Disassembly steps