D-Link DSL-2740B User Manual page 26

Section 3 - Configuration
Daylight Saving time at 2:00 A.M. Thus, in the United States you must set
November, First, Sunday, at 2:00 A.M.
Daylight Saving time ends in the European Union on the Last Sunday of
October. For instance, in Germany you must type 2 because Germany's
time zone is 1 hour ahead of GMT (GMT+1). Thus, in Germany you must
use March, Last, Sunday, at 1:00 A.M.
SET THE DATE AND TIME MANAULLY
You can also use the Copy Your Computer's Time Settings to
synchronize the Date and Time to your local PC. Or, you also can adjust
Year/Month/Day/Hour/Minute/Second manually.
Please click the Apply button to save the configuration.
STEP 4: CONNECT TO INTERNET
Push the APPLY button to use the configuration.
D-Link DSL-2740B User Manual 26