Moto X Force/DROID Turbo 2
BASEBAND TROUBLESHOOTING GUIDES
MOTOROLA CONFIDENTIAL
• Proximity Sensor is part U6120.
• If reading is failing:
– Check black grommet in housing is not obscuring the top
of the part
– Verify voltage at C6122 is between 3.3 to 4.35 V
– Try replacing replacing the part
• If no reading at all:
– Verify part orientation
– Verify voltage at C6121 is 2.85V
– Verify voltage at R6000 and R6001 is 1.8V
• If voltage is missing try replacing U6120, U6000, or
U2000 in that order
Proximity Sensor Troubleshooting
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