Operating Instructions

The screen seems slightly unresponsive to touches.
Select [Normal].
I cannot operate the unit with a stylus.
Select [Pen mode].
Connectivity
The SD card or other external device does not work.
The unit cannot connect to a network.
• The corresponding hardware feature may be disabled by the [DeviceManagement] app (see
“Enabling and disabling certain hardware features” (page 32)).
The unit is not recognized as a mass storage device when connected to a computer (models with
wireless WAN only).
• Make sure that USB tethering is turned off.
1. Swipe up the home screen, and then in the app list, tap [Settings] ® [Network & internet] ®
[Hotspot & tethering].
2. Tap the [USB tethering] switch to turn it off.
I want to confirm the unit’s MAC address.
• Follow the procedure below.
1. Swipe up the home screen, and then in the app list, tap [Settings] ® [About tablet].
2. Confirm the address.
Sound
No sound is heard.
• Customized silent mode was turned on. Turn off customized silent mode (see
“Turning customized silent mode on and off” (page 36)) or configure customized silent mode to not
mute the unit’s sounds (see “Configuring customized silent mode” (page 36)).
• Do not disturb was turned on. Open the notifications panel, and then turn off Do not disturb mode
or configure Do not disturb settings to not mute the unit’s sounds. To configure Do not disturb
settings, swipe up the home screen, and then in the app list, tap [Settings] ® [Sound] ® [Do not
disturb].
Sound stops or is distorted.
• It is normal for the sound to stop or be distorted in the following situations.
– When connecting or disconnecting a headset or headphones
– When rotating the screen
Sounds are heard from the speaker even when a headset or headphones are connected.
• Notification sounds and alarms are played using the speaker even when a headset or headphones
are connected to the unit. This is normal.
• Swipe up the home screen, and then in the app list, tap [Settings] ® [Sound] ® [Advanced], and
then tap the [Speaker off during earphone use] switch to turn it on.
Other
The date and time are incorrect.
• Confirm the date and time settings. Swipe up the home screen, and then in the app list, tap
[Settings] ® [System] ® [Date & time].
• Set the date and time automatically.
1. Swipe up the home screen, and then in the app list, tap [Settings] ® [System] ® [Date &
time].
Operating Instructions - Reference Manual 59
Troubleshooting