Troubleshooting
mmWave
Symptom
Potential
Root Cause
Procedure
T105:
5G_low_med_band_failure
T106: 5G_high_band_failure
Connectivity
issue
● Inspect Mid-frame and check mmWave
flex is correctly seated.
● Check if connectivity between mmWave
connector and Logic board are normal.
● If they are not fully buckled, re-assemble
and then retest.
Connectors Location
Component
issue
● Connect a new mmWave to test.
● If issue is resolved, proceed with mmWave
replacement and assemble device.
Disassembly
● mmWave
● If camera issue remains, replace Logic
board.
Disassembly
● Logic board