Samsung SM-T820 User Manual page 101

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 the SIM or USIM card. You can disable this feature by
using the Lock SIM card menu.
PUK: Your SIM or USIM card is blocked, usually as a result of entering your PIN incorrectly
several times. You must enter the PUK supplied by your service provider.
PIN2: When you access a menu requiring the PIN2, you must enter the PIN2 supplied with
the SIM or USIM card. For details, contact your service provider.
Your device displays network or service error messages plays network or servic plays network or service error m
When you are in areas with weak signals or poor reception, you may lose reception. Move re in areas with weak signals or poor rece re in areas with weak signals or poor
to another area and try again. While moving, error messages may appear repeatedly. er area and try again. While moving, erro r area and try again. While moving, erro
You cannot access some options without a subscription. Contact your service provider for cannot access some options without a su access some options without a su
more details. ore details. e de
Your device does not turn o Your device does not turn on Your device does not turn on
When the battery is complet When the battery is completely discharged, your device will not turn on. Charge the ry is c
battery completely before turning on the device. battery completely b battery completely befor
The battery may not be inserted properly. Insert the battery again. The battery may not The battery may not
Wipe both gold-coloured contacts and insert the battery again. pe both gold-c pe both gold-c
r USIM card. You can disable this feature b
ed, usually as a result of entering your PIN ed, usually as a result of ent
e PUK supplied by your service provider. PUK supplied by your service pro
nu requiring the PIN2, you must enter the uiring the PIN2, you must enter th
details, contact your service provider. tact your service provider.
101
ng the dev ng the device, it
s:
u must enter the password you u must enter the password you set
when the PIN requirement is enabled, yo when the PIN requirement is enabled, yo
IM card. You can disa
tio tio