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units. The DCUs are also used to control the aural warning system.
AURAL/VISUAL INDICATING AND Vol. 1 02--20--2
RECORDING
Engine Indicating and Crew Alerting System REV 3, May 03/05
Flight Crew Operating Manual
CSP C--013--067
The EICAS primary page displays the following information:
S Engine compressor and turbine speeds (N1 and N2 rpm)
S Engine temperature (ITT)
S Fuel flow (FF)
S Oil pressure and temperature
S Engine vibration data
S Pressurization data
S Landing gear position
S Slat/flap position
S Fuel tank quantities and total fuel
S Crew alerting system (CAS) messages in the form of red warning and amber caution
messages
The EICAS status page displays the following information:
S Flight control trim indications
S Auxiliary power unit (APU) indications such as APU RPM, exhaust gas temperature
(EGT) and APU inlet door status
S Pressurization data such as cabin altitude, cabin rate of change, cabin pressure
differental, and landing field elevation
S Oxygen system pressure
S Brake system temperature readouts
S Aircraft systems synoptic pages (via the EICAS control panel)
S MENU page (via the EICAS control panel) allows reset of the fuel used indicator and
displays the engine oil quantity
S Crew alerting system (CAS) messages in the form of green advisory and white status
messages
AURAL/VISUAL INDICATING AND Vol. 1 02--20--3
RECORDING
Engine Indicating and Crew Alerting System Sep 09/02
Flight Crew Operating Manual
CSP C--013--067
Engine Indicating and Crew Alerting System --- General <1001>
Figure 02---20---1
Indicates Chapter in which information on item may be found.
Engine Indications
Fuel Flow
Engine Oil
N1 Vibration
Replaced by engine oil
pressure gauges during
engine start.
APU Gauges
Displayed only when
APU is running.
APU Inlet Door Status
MESSAGE AREA
FLIGHT NUMBER
Trim Indicators
Flight Compartment
Oxygen Pressure
Pressurization Data
Cabin Temperature
Brake Temperature
Landing Elevation
Pressurization Data
Gear Status
Flap Position
Fuel Quantity
MESSAGE AREA
Displayed only during
manual mode.
20
13
20
20
4
4
8
16
11
13
11
9
8
8
8
16
Status Page
Primary Page
AURAL/VISUAL INDICATING AND Vol. 1 02--20--4
RECORDING
Engine Indicating and Crew Alerting System Sep 09/02
Flight Crew Operating Manual
CSP C--013--067
EICAS Control Panel
Figure 02---20---2
EICAS Control Panel
Center Pedestal
Synoptic Pages
(ECS, HYD, ELEC, FUEL, F/CTL,
A/ICE, DOORS, MENU)
Used to display system synoptic pages.
A second push of the ELEC button will
replace the AC electrical synoptic page
with the DC electrical synoptic page.
STEP
Used to step through
pages on secondary
display.
Select (SEL)
Used to activate a
selected item.
Cursor symbol, letter
or number will change
color to acknowledge
selection.
UP and DN
Used to control
operation of cursor on
menu page. These
buttons slew the value
of selected items.
Indicates controls operable
during a panel failure.
Crew Alerting System (CAS)
Used when primary page is
displayed to remove caution
messages from view or display
additional caution messages if
more messages exist.
Status Page (STAT)
Used to display the
status page on the
secondary display.
A second push will
remove status messages
from view or will display
additional status
messages if more
messages exist.
primary page on the
Primary Page (PRI)
Used to displays the
secondary display.
AURAL/VISUAL INDICATING AND Vol. 1 02--20--5
RECORDING
Engine Indicating and Crew Alerting System Sep 09/02
Flight Crew Operating Manual
CSP C--013--067
EICAS Miscomparison Indication
Figure 02---20---3
CAS MISCOMP status (white)
Indicates that a miscomparison
of detected warning, caution or
aural alerts exists between
DCUs.
Status Page
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RECORDING
Engine Indicating and Crew Alerting System Sep 09/02
Flight Crew Operating Manual
CSP C--013--067
A. Display Reversion
If EICAS display 1 (ED1) fails, the primary page will be automatically displayed on ED2.
If ED2 fails, there is no automatic transfer to ED1. With either display failure, the
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