Moto X Force/DROID Turbo 2
BASEBAND TROUBLESHOOTING GUIDES
MOTOROLA CONFIDENTIAL
•
If SIM card errors occur:
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Check orientation on ESD parts
•
SIM1: D5500, D5501, D5502
•
SIM2: D5510, D5511, D5512
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Inspect card reader for bent or broken contacts.
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Use multimeter to check connection between gold SIM contacts
and pins on back of connector.
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Verify a 0V voltage on Pin “tray_det” (C5803) when card is
removed.
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Verify 1.8 Volts on Pin “tray_det” (C5803) when card is inserted.
–
Check for unexpected shorts to ground on M5801 and M5802
pins 1, 2, 3, 6 (factory cable, USB, and battery must be removed).
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SIM1 - Verify R5502, R5503, and R5505 are placed
–
SIM2 - Verify R5510, R5512, and R5513 are placed
UIM (uSIM) Troubleshooting
