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Exclamation mark symbol

Exclamation mark symbol - Main board or charging port damage risk

Samsung · Galaxy Series (Mobile)

What does Exclamation mark symbol mean?

Take care not to damage the main board, charging port, or surrounding components when fastening screws.

Common Causes

  • Overtightening screws
  • Using the wrong type or size of screwdriver
  • Screwdriver slipping during fastening

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Use a cross-head screwdriver suitable for the screws.

  2. 2

    Fasten the 3 specified screws at the designated points for the main board and charging port.

  3. 3

    Do not overtighten the screws.

  4. 4

    Ensure the screwdriver remains stable to avoid slipping and damaging components.

Browse all codes in this manual (49)
Verified technical data. Last updated: April 2026

Related Faults

Battery connector errorBattery connector not properly connected during reassemblyBattery initialisationBattery initialisation required — Enter serial number or scan QR codeBlue circle iconBlue circle icon — Do not insert pick too deep
Source: Samsung Galaxy Series (Mobile)
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