787 Flight Crew Operations Manual
DO NOT USE FOR FLIGHT
Flight Management, Navigation -
Controls and Indicators
Copyright © The Boeing Company. See title page for details.
D615Z003-TBC 11.10.13
Transponder
Alerting and Transponder Control Panel (ATP)
The Alerting and Transponder Control Panel serves as the primary means for
setting transponder modes and for sending an IDENT to ATC. The ATP is used in
conjunction with the transponder display on the Tuning and Control Panel.
STBY (standby) – transponder not active.
ALT RPTG (altitude reporting) OFF –
• transponder enabled in modes A and S
• altitude reporting disabled
XPDR (transponder) –
• transponder enabled in modes A, C, and S
• in flight, altitude reporting enabled
TA (traffic advisory) ONLY and TA/RA (resolution advisory) (Refer to Traffic
Alert and Collision Avoidance System (TCAS) in Chapter 15, Section 10, for
additional information.)
Push – transmits an identification signal.
1
Transponder/TCAS Mode Selector
2
Identification (IDENT) Switch
AFT AISLE STAND PANEL
TRANSPONDER
MODE
AURAL
CANCEL
G/S
INHIBIT
CANCEL
BELOW
G/S
XPDR
TA ONLY
TA/RA
ALT
RPTG OFF
STBY
IDENT
1 2
June 16, 2008