What Should I Do If My Device Cannot Power On; Contact Of Tcl Hotline And Service Centers - TCL 408 Service Manual

Service Manual
b) Close large power consumption applications, such as music, chatting applications, GPS
application, 3D gaming, video streaming etc.
c) Reduce the brightness of the screen to lower the temperature.
d) Avoid using your device while charging.
e) Avoid using a protective case that does not dissipate heat. Remove your protective case if your
device heats up.

7.7 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.
c) Try to reset or update your device.
If the previously described options do not help, you can contact our hotline or repair center to
get more professional technical assistance. Find the hotline or repair center information from
the TCL website or APP "Support center".
8

Contact of TCL hotline and service centers

If you are looking for official professional repair, please visit
and search for the contact in your country/region.
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 408_T507D1_Service Manual V1.0
HOTLINE & SERVICE CENTERS (tcl.com)
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