Time Format (Advanced, International Only); Date Format (Advanced, International Only) - Humminbird 917C Installation And Operation Manual

Time Format changes the time format used by the unit This menu choice is
available only when in Advanced User Mode (see Setup Menu Tab: User
Mode.) International models only. Time Format selects a 12 hour or 24 hour
format for the time of day displayed when Time + Date is selected as a
Digital Readout on the Sonar View (see Select Readouts).
To change the Time Format:
1. Make sure you are in Advanced User Mode, then highlight Time
Format on the Setup menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the
Time Format. (12 hour, 24 hour, Default = 12 hour)
Time Format
(Advanced, International only)
Date Format changes the date format used by the unit This menu choice is
available only when in Advanced User Mode (see Setup Menu Tab: User
Mode.) International models only. Date Format selects the format for the date
display when Time + Date is selected as a Digital Readout on the Sonar View.
(see Select Readouts).
To change the Date Format:
1. Make sure you are in Advanced User Mode, then highlight Date
Format on the Setup menu.
2. Use the LEFT or RIGHT 4-WAY Cursor Control keys to change the
Date Format. (mm/dd/yy, dd.mm.yy or yy.mm.dd, Default =
mm/dd/yy)
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Date Format
(Advanced, International only)