737 Flight Crew Operations Manual
Flight Instruments, Displays -
PFD/ND – Controls and Indicators
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10.16.18 D6-27370-866-EGP
2 Time/Date Indicator
• displays UTC or manual time (hours, minutes) when time is selected
with the time/date pushbutton
• alternately displays day–month and year when date is selected with the
time/date pushbutton.
3 Chronograph Second Hand
• indicates chronograph seconds
• controlled by the CHR control.
4 Elapsed Time (ET) Pushbutton
Controls the elapsed time function:
• select the ET pushbutton once to run the elapsed time
• select the ET pushbutton again to hold the elapsed time
• select the ET pushbutton again to continue the elapsed time
• select the ET pushbutton for 2 seconds to set the elapsed time to 0 and
clear the display.
The ET and RUN or HLD symbols are displayed below the elapsed time.
5 TIME/DATE Pushbutton
Controls the time/date function:
• select the TIME/DATE pushbutton once to see UTC time
• select the TIME/DATE pushbutton again to see UTC date
• select the TIME/DATE pushbutton again to see manual time
• select the TIME/DATE pushbutton again to see manual date.
The UTC or MAN symbol is displayed on the upper right part of the LCD display.
In MAN mode, clock time and date come from the clock. In UTC mode, clock
time and date come from the global positioning system.
6 Elapsed Time (ET)/Chronograph Indicator
• displays elapsed time (hours, minutes) or chronograph minutes
• the chronograph display replaces the elapsed time display
• elapsed time continues to run in the background and displays after the
chronograph is reset.
7 SET Control
Controls the setting of manual time and date:
September 15, 2016
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