Additional information, 86 guidelines, For safe and efficient use – Sony Ericsson D750i User Manual
Page 86: Guidelines for safe and efficient use
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86
Additional information
Phone lock code:
Possible cause: The phone lock code is required.
Solution: Enter the phone lock code. Your phone
comes with the default phone lock code 0000.
You can change it to any four- to eight-digit code.
PUK blocked
Possible cause: You entered your personal
unblocking key code (PUK) incorrectly 10 times
in a row.
Solution: Contact your network operator.
Charging, alien battery
Possible cause: The battery that you are using is
not a Sony Ericsson approved battery.
Solution:
Additional information
Sony Ericsson Consumer Web site, safe and
efficient use, warranty, declaration of conformity.
Sony Ericsson Consumer Web site
On there is a support
section where help and tips are only a few clicks
away. Here you find the latest computer software
updates and tips on how to use your product
more efficiently.
Guidelines for Safe and
Efficient Use
Please read this information before using
your mobile phone.
Recommendations
• Always treat your product with care and keep it in
a clean and dust-free place.
• Do not expose your product to liquid or moisture
or humidity.
• Do not expose your product to extreme
high or low temperatures.
• Do not expose your product to open
flames or lit tobacco products.