9
10 5
1 As installed
CENTER INSTRUMENT PANEL
Copyright . The Boeing Company. See title page for details.
10.10.12  December 1, 2000

Flight Instruments, Displays -Controls and Indicators 737 Operations Manual

Bank Indicator and Scale
Scale marks are at 0, 10, 20, 30, 45 and 60 degrees.

Glideslope Flag
In view – glideslope receiver has failed.

Horizon Line and Pitch Angle Scale
Pitch scale is in 5 degree increments.

LOC Flag
In view – Localizer receiver has failed.

Approach Mode Selector
OFF – glideslope and localizer pointers retracted from view.
ILS – glideslope and localizer pointers in view; ILS signals provided by the No. 1
ILS receiver.
B/CRS – reverses sensing for localizer pointer during back course approaches;

glideslope pointer not displayed.

GYRO Flag
In view – attitude is unreliable.
Flight Instruments, Displays -Controls and Indicators 737 Operations Manual

Glideslope Pointer and Deviation Scale
.
pointer indicates glideslope position

.
pointer is not displayed when

.
approach selector is off

.
no computed data exists

.
glideslope receiver has failed

.
scale indicates deviation.

Localizer Pointer and Deviation Scale
.
pointer indicates localizer position

.
pointer is not displayed when

.
approach selector is off

.
no computed data exists

.
localizer receiver has failed

.
scale indicates deviation.

Airplane Symbol
Caging Control
Pull – provides fast erection (caging) of the gyro. Release – control retracts.

Pitch Trim and Caging Control
In – rotate to adjust airplane symbol pitch presentation.
Pull – provides fast erection (caging) of gyro.
Release – control retracts.

Pitch Trim Scale
Provides reference for adjusting airplane symbol pitch presentation.
.
C – climb

.
D – dive.

Copyright . The Boeing Company. See title page for details.
10.10.14  December 5, 2003

Flight Instruments, Displays -Controls and Indicators
Standby Altimeter/Airspeed Indicator

Standby Altimeter
Indicates current altitude in feet.

Digital Counter
Indicates thousands of feet
.  
a green flag appears in the left window when altitude is less than 10,000
feet

.  
a striped flag appears in the left window when altitude is less than zero
feet.

Barometric Setting Control
Rotate – adjusts the barometric correction in both barometric windows.

Altitude Pointer
Indicates hundreds of feet.

Barometric Setting Windows
Displays barometric correction in millibars and inches of mercury as set by the barometric setting control.

Standby Airspeed Indicator
Indicates current airspeed in knots.
Flight Instruments, Displays -Controls and Indicators 737 Operations Manual

Standby Magnetic Compass

Standby Magnetic Compass
Displays magnetic heading.
On some airplanes, the magnetic compass may be folded out of view for an
unobstructed view through the windshield.

Standby Magnetic Compass Correction Card
Provides appropriate heading corrections.
Copyright . The Boeing Company. See title page for details.
10.10.16  December 5, 2003

Flight Instruments, Displays -Controls and Indicators
Flight Recorder

As installed
AFT OVERHEAD PANEL Trip and Date Encoder Trip and Date Selectors

Rotate – sets trip number and date.
Flight Instruments, Displays -Controls and Indicators 737 Operations Manual

Flight Recorder Test Switch
NORMAL (guarded position) –
. in flight – the recorder operates anytime electrical power is available
. on the ground – either engine must also be operating. TEST – bypasses the engine oil pressure switches and the air ground switch to power the flight recorder on the ground.

Trip and Date Light
Illuminated (amber) – trip and date information is being recorded. The 15 minute transcribing cycle does not interfere with the recording of other information.

Event Switch
Push – transcribes a mark on the tape to identify the time of an event. Do not use until after the trip and date light is extinguished.
　
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