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Appendix
Troubleshooting
Before you assume that the product 
is malfunctioning, perform "トラブル診
断 (Trouble check)" in "故障紛失サポート 
(Repair and Delivery Service)" app.
Or, check for possible remedies in the 
following site "トラブル診断" (Trouble 
check) of au homepage:
https://www.au.com/trouble-check/
After-Sales Service
 
For repair, contact Repair and Delivery 
Support Center.
Repairs will be done based 
on the terms of services 
of the free-of-charge repair 
warranty.
We shall repair the product 
for a charge as requested 
by the customer if repair 
renders it usable.
*  The warranty is valid for one year from the 
date of purchase.