Samsung SM-G975F Service Manual page 72

7. Level 2 Repair
9 Assemble the TOP+MID REAR Assy in
sequence.
9-1
※ Caution
Be care of scratch and REAR damage.
11
Attach the backglass
※ Caution
Be care of scratch and tilt.
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9-2
10
Screw 16 Point and disassemble SIM Tray
from device.
※ Caution
Be care of Rear damage.
12
Press Back Glass.
Pressing force : 1N
Pressing time : 60 seconds
※ Caution
Be care of scratch.