Sharp PN-Y556 Operation Manual page 19

nDate/time setting
• If the time has not been set, such as when the monitor
is first turned on, set the date and time in DATE/TIME
SETTING of the SETUP menu.
Be sure to set the date and time.
TIPS
• Set the time on a 24-hour basis.
• The clock stops if the main power remains off for about 1
week.*
(*Approximate time. The actual time varies depending on
the state of the monitor.)
Turning Power On/Off
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