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Samsung Galaxy S6 (SM-G920F) User Manual

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Appendix
131
4 Adjust the size of the frame or draw a line around an area that you want to restrict.
5 Tap DONE.
The device displays the restricted area. The restricted area will not react when you touch 
it and the device’s hard keys will be disabled.
To deactivate interaction control mode, press and hold the Home key and the Volume key 
down simultaneously.
Direction lock
Create a directional combination to unlock the screen.
1 On the Apps screen, tap Settings → Accessibility → Direction lock and tap...

Page 132

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132
Answering or ending calls
Change the method of answering or ending calls.
On the Apps screen, tap 
Settings → Accessibility → Answering and ending calls.
Select the desired method.
Using single tap mode
When an alarm sounds or a call comes in, tap the button to stop the alarm or answer the call 
instead of dragging the button.
On the Apps screen, tap 
Settings → Accessibility, and then tap the Single tap mode switch 
to activate it.
Managing accessibility settings
Saving accessibility...

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133
Troubleshooting
Before contacting a Samsung Service Centre, please attempt the following solutions. Some 
situations may not apply to your device.
When you turn on your device or while you are using the device, it 
prompts you to enter one of the following codes:
•	Password: When the device lock feature is enabled, you must enter the password you set 
for the device.
•	PIN: When using the device for the first time or when the PIN requirement is enabled, you 
must enter the PIN supplied with...

Page 134

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134
The touchscreen responds slowly or improperly
•	If you attach a protective cover or optional accessories to the touchscreen, the 
touchscreen may not function properly.
•	If you are wearing gloves, if your hands are not clean while touching the touchscreen, 
or if you tap the screen with sharp objects or your fingertips, the touchscreen may 
malfunction.
•	The touchscreen may malfunction in humid conditions or when exposed to water.
•	Restart your device to clear any temporary software...

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135
Sound echoes during a call
Adjust the volume by pressing the Volume key or move to another area.
A cellular network or the Internet is often disconnected or audio 
quality is poor
•	Ensure that you are not blocking the device’s internal antenna.
•	When you are in areas with weak signals or poor reception, you may lose reception. You 
may have connectivity problems due to issues with the service provider’s base station. 
Move to another area and try again.
•	When using the device while...

Page 136

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136
Error messages appear when launching the camera
Your device must have sufficient available memory and battery power to operate the camera 
app. If you receive error messages when launching the camera, try the following:
•	Charge the battery.
•	Free some memory by transferring files to a computer or deleting files from your device.
•	Restart the device. If you are still having trouble with the camera app after trying these 
tips, contact a Samsung Service Centre.
Photo quality is poorer than...

Page 137

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137
Another Bluetooth device is not located
•	Ensure that the Bluetooth wireless feature is activated on your device.
•	Ensure that the Bluetooth wireless feature is activated on the device you wish to connect 
to.
•	Ensure that your device and the other Bluetooth device are within the maximum 
Bluetooth range (10 m).
If the tips above do not solve the problem, contact a Samsung Service Centre.
A connection is not established when you connect the device to a 
computer
•	Ensure that the USB cable...

Page 138

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138
Removing the battery (non-removable type)
•	These instructions are only for your service provider or an authorised repair agent.
•	Damage or faults caused by the unauthorised removal of the battery are not 
covered by the warranty.
•	To remove or replace the battery, contact your service provider or an authorised 
repair agent.
1 Remove the SIM card tray from the device before starting battery removal.
2 Remove the back cover.
3 Loosen and remove the screws as shown in the image below....

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4 Remove the circuit board.
5 Disconnect the battery connector as shown in the image below.
6 Remove the battery.  

Page 140

Copyright
Copyright © 2015 Samsung Electronics
This manual is protected under international copyright laws.
No part of this manual may be reproduced, distributed, translated, or transmitted in any form 
or by any means, electronic or mechanical, including photocopying, recording, or storing 
in any information storage and retrieval system, without the prior written permission of 
Samsung Electronics.
Trademarks
•	SAMSUNG and the SAMSUNG logo are registered trademarks of Samsung Electronics.
•	Bluetooth®...
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