Samsung SCH-a870 Series User Manual page 141

Version
You can view the PRL (Preferred Roaming List), software version, and hardware
version on your phone. This feature is helpful if you need to contact Customer
Service.
In standby mode, press the MENU key (
1.
Settings),
Hardware and software information for your phone appears in the display.
Press the
2.
142
(for Phone Info), and
pqrs
key to return to the Phone Info menu.
), then press
wxyz
for Version.
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(for