TCL 30 5G Service Manual
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TCL 30 5G Service Manual

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Service Manual
Tech Black
Warning:
All features, functions, specifications, and other product information provided in this document,
including but not limited to the advantages, aesthetics, price, components, performance, availability
and capacity of the product are subject to change without notice.
TCL will not be responsible for any damage to the product, injury or other safety issues caused by the
result of repair by an unauthorized service provider, user repair or unprofessional product repair.
Any damage to the product resulted from an attempt to repair the product by any person or 3
other than TCL authorized service provider will not be covered by warranty.
Rev.: 1.0
Confidential and proprietary information contained in this repair guide is subject to change without notice.
Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
TCL Communication Technology Holdings Ltd.
TCL 30 5G
T776H_H1
TCL 30 5G _T776H _H1 Service Manual V1.0
Dreamy Blue
rd
Page: 1/20
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Summary of Contents for TCL TCL 30 5G

  • Page 1 TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 2: Table Of Contents

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 3: Precautions

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 4: General Product Information

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 5: Maintenance Preparation

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 6: Factory Reset

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
  • Page 7 TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 8: Software Update

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
  • Page 9 TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
  • Page 10 TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 11: Function Test With Support Centre

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
  • Page 12 TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 13: Troubleshooting

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 14: What Should I Do If My Fingerprint Unlock Function Works Slowly Or Fails

    TCL 30 5G _T776H _H1 Service Manual V1.0 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 15: What Can I Do If My Device Heats Up

    7.8 What should I do if my device cannot power on? a) Charge the device with a TCL official charger for at least 30 minutes, and then try to power on again. b) Press and hold the power key for 10 to 15 seconds until the device vibrates, to perform a forced re-boot.

  • Page 16: Explode View

    TCL 30 5G _T776H _H1 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
  • Page 17 TCL 30 5G _T776H _H1 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

  • Page 18: Split View

    TCL 30 5G _T776H _H1 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
  • Page 19 TCL 30 5G _T776H _H1 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.
  • Page 20 TCL 30 5G _T776H _H1 Confidential and proprietary information contained in this repair guide is subject to change without notice. Distribution, transfer, copy of any content or data in this document without the written permission of TCL is strictly prohibited.

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T776h_h1

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