Motorola Moto E Service & Repair Manual page 82

If a new Battery or PCB is used, record the Battery
part number (starts with "SNN") and reprogram the
Battery part number in the PCB using MotoService
"Battery Link" use case after assembly.
1. Slide the Label Tray into the Housing,
underneath the Battery. Only a small portion of
the Label Tray remains visible.
2. Place the Housing in the Front Side Process
Fixture (4-00-W8-10000).