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6 Elapsed Time (ET)/Chronograph (CHR) Display
Displays elapsed time (hours, minutes) or chronograph minutes.
FORWARD PANELS
CLOCK
GLARESHIELD
PANEL
3
1
2
4
6
5
7
GMT
ET/CHR
RESET
RUN
CHR
50
60
20
30
40
DATE
10
RUN
DAY MO/YR
April 01, 2001
747 Operations Manual
Copyright © The Boeing Company. See title page for details.
10.10.42 D6-30151-425
Flight Instruments, Displays -
Controls and Indicators
Chronograph display replaces elapsed time display.
Elapsed time continues to run in the background and will be displayed after
chronograph is reset.
7 Clock Set Selector
Sets time and date.
Hours Slew, Day (HS D) –
• advances hours when time selected on time/date selector
• advances days when date selected on time/date selector
Minutes Slew, Month (MS M) –
• advances minutes when time selected on time/date selector
• advances months when date selected on time/date selector
Hold, Year (HLD Y) –
• stops time indicator and sets seconds to zero when time selected on
time/date selector
• advances years when date selected on time/date selector
RUN – starts time indicator.
April 01, 2001
747 Operations Manual
Flight Instruments, Displays -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D6-30151-425 10.10.43
EFIS Control Panel and Display Select Panel (DSP) – CDU
Alternate Control
The CDU provides an alternate way to control the functions of the EFIS control
panel and the display select panel except for TCAS if the panel fails (CDU-152).
The CDU provides an alternate way to control the functions of the EFIS control
panel and the display select panel (CDU-161).
Note: The control callouts on the following pages correspond to the control
names on the EFIS control panels and the display select panel.
Explanations of the CDU functions are the same as on the related control
panels except where described.
CDU EFIS/DSP Control Selection (CDU-152)
1 Alternate EFIS Control
Push -
• displays alternate EFIS control page
• available if EFIS control panel fails
A C M S
< SA T
<
<
<RE Q>
<AC T>
E I C A
S ELE CT >
S C P
S ELE CT >
EF I S CP
A R S
F M C
M EN U
C A
< C M C
<
CDU-152
1
2
April 01, 2001
747 Operations Manual
Copyright © The Boeing Company. See title page for details.
10.10.44 D6-30151-425
Flight Instruments, Displays -
Controls and Indicators
2 Alternate EICAS Control
Push -
• displays alternate EICAS control page
• available if EICAS control panel fails
CDU EFIS/DSP Control Selection (CDU-161)
1 Alternate EFIS Control
Push - (with SELECT displayed) displays alternate EFIS CONTROL page.
SELECT is displayed when the control panel (CTL PNL) prompt is selected ON
or there is a failure of the associated control panel. The line title EFIS CP remains
when the SELECT prompt is removed.
2 Alternate EICAS Control
Push - (with SELECT displayed) displays alternate EICAS CONTROL page.
SELECT is displayed when the control panel (CTL PNL) prompt is selected ON
or there is a failure of the control panel. The line title EICAS CP remains when
the SELECT prompt is removed.
A C M S
< SA T
<
<
<RE Q>
< AC T>
E I C A
SE LE CT>
S C P
SE LE CT>
EF I S CP
A R S
F M C
M EN U
C A
< C M C
<
C T L
O F F O N>
P N L
CDU-161
1
2
3
April 01, 2001
747 Operations Manual
Flight Instruments, Displays -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D6-30151-425 10.10.45
3 Control Panel Switch
Push - alternately selects the EFIS CP SELECT prompt ON and OFF. ON is
displayed if the associated control panel fails. The selected mode (ON or OFF) is
displayed in large font. The SELECT prompts are blank when OFF is displayed
in large font.
EFIS Control Page (CDU-152)
1 Barometric (BARO SET) Reference
Valid entry is reference barometric setting.
Entry of S or STD displays 29.92 IN or 1013 HPA on BARO SET line and displays
STD on the PFD.
2 Decision Height (DH SET)
Valid entry is decision height.
3 Decision Height Reset (DH RESET)
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