787 Flight Crew Operations Manual
DO NOT USE FOR FLIGHT
Communications -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
5.10.2 D615Z003-TBC
Illuminated (white) –
• indicates a call on SELCAL, the flight interphone (FLT), the cabin
interphone (CAB), or SATCOM (SAT)
• resets when the respective transmitter select switch is pushed or, if already
pushed, by pressing a MIC/INTERPHONE switch (the SATCOM CALL
light remains illuminated until the call ends)
• PA does not have a CALL light
MIC – keys the boom microphone or oxygen mask on the selected radio
transmitter or other system.
Center – off position (spring-loaded to center).
INT – keys the boom microphone or oxygen mask on the flight interphone.
Selects the VOR or ADF receiver to be monitored:
• VOR L – left VOR and DME
• VOR R – right VOR and DME
• ADF L – left ADF
• ADF R – right ADF
Push and hold –
• the MIC light for any other transmitter extinguishes
• keys passenger address announcement from this station to all PA areas
Illuminated (green) – indicates the respective receiver volume control is manually
selected on.
Push – turns the respective receiver audio on or off.
Rotate – controls receiver volume.
Push – turns the respective flight deck speaker on or off.
Rotate – controls flight deck speaker volume.
Note: Inoperative on first observer audio control panels.
3
CALL Lights
4
MIC/Interphone Switch
5
VOR/ADF Receiver Selector
6
PA Mic Switch
7
Receiver Lights
8
Receiver Volume Controls
9
Speaker (SPKR) Volume Control
October 31, 2007
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