Why Does My Phone Generate Heat When Charging - Huawei Honor 7 Faq

Based on the EN 60950-1, the maximum temperature for metal is 60 degrees, glass 70 degrees,
and plastics 85 degrees for short-term contact; the maximum temperature for metal is 55
degrees, glass 65 degrees, and plastics 75 degrees for long-term contact.

14.18 Why does my phone generate heat when charging?

This is a common phenomenon. It is recommended that you do not use your phone while it is
charging.
Do not place your phone on your bed or other places with good heat preservation, because the
heat generated by charging cannot be dissipated, leading to your phone's overheating. Place
your phone at a place with good heat dissipation when charging.
To improve user experience, your phone is provided with a large-capacity battery and a 2 A
charger, which shortens the charging time but increases the generated heat. However, there are
no safety risks when your phone generates heat while it is charging. If you sense obvious heat
generated by your phone while charging, restore your phone to its factory settings or update
your phone to its latest version.
14.19 Why does my charger emit high-frequency noise in a
quiet environment?
The provided charger has passed the safety standard test. The high-frequency noise is caused
by the internal transformer, which does not affect the normal use of your charger.
14.20 I have logged in to WeChat on my phone. Why is my
phone overheated during standby time?
This is a phenomenon occasionally caused by WeChat 6.1. To avoid this phenomenon, you
can use WeChat 6.0 or versions later than 6.1.
14.21 How do I know my phone is fully charged?
 If you are charging your phone when it is powered on, press the power button to turn on
 If you are charging your phone when it is powered off, press the power button to turn on
14.22 What can I do if my phone can't properly display the
battery level?
Restart your phone or back up important data and restore your phone to its factory settings.
the screen. If the battery icon on the status bar becomes completely green, or "Charged" is
displayed on the lock screen, your phone is fully charged.
the screen. If the charging indicator becomes 100%, your phone is fully charged.
265