757
FAULT ISOLATION/MAINT MANUAL

AUTOPILOT/FLIGHT DIRECTOR WARNING AND ANNUNCIATION

 * SEE WDM EQUIPMENT LIST
Autopilot/Flight Director Warning and Annunciation - Component Index
Figure 101

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 ALL  ú ú 01 Page 101 ú Sep 20/94
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
E45652
A
757 FAULT ISOLATION/MAINT MANUAL
DISCRETE WARNING DISPLAY MODULE,
AUTOPILOT CAUTIONM779 (REF)

FLIGHT COMPARTMENT
AUTOLAND STATUS

LAND 2 

NOLAND 3 

1

P/RST
TEST

2
CAPTAIN'S OR FIRST OFFICER'S AUTOLAND
STATUS ANNUNCIATOR, N70 OR N71

A/P DISC LIGHT
AUTO PILOT a
DISCRETE WARNING DISPLAY AUTOPILOT CAUTION
MODULE, M779 (REF) LIGHT, L269

Autopilot/Flight Director Warning and Annunciation - Component Location
Figure 102 (Sheet 1)

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 ú ú 03 Page 102 ú Sep 20/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757 FAULT ISOLATION/MAINT MANUAL
DISCRETE WARNING DISPLAY MODULE, AUTOPILOT CAUTIONM779 (REF)
LIGHT, L269 SEE B
SEE C FIRST OFFICER'SCAPTAIN'S AUTOLAND AUTOLAND STATUSSTATUS ANNUNCIATOR, ANNUNCIATOR, N71
N70
SEE A

SEE A
P1 PANEL P3 PANEL
FLIGHT COMPARTMENT
AUTOLAND STATUS 1
STATUS AUTOLAND 2 TEST
MANUAL LND
2
CAPTAIN'S OR FIRST OFFICER'S AUTOLAND
STATUS ANNUNCIATOR, N70 OR N71

A

CONFIGFIRE
rr
A/P DISC
A/PPULL UP
LIGHT
r

DISC r AUTOCABIN OVSPD PILOT aALT r
r
DISCRETE WARNING DISPLAY AUTOPILOT CAUTION MODULE, M779 (REF) LIGHT, L269
BC
Autopilot/Flight Director Warning and Annunciation - Component Location
Figure 102 (Sheet 2)

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
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757 MAINTENANCE MANUAL
 AUTOLAND STATUS ANNUNCIATOR - REMOVAL/INSTALLATION
__________________________________________________
 1.  General
_______
 A.  Two Autoland Status Annunciators (ASAs) are found in the flight compartment. The left (captain's) ASA is on the P1 panel. The right (first officer's) ASA is on the P3 panel. Each ASA is attached to the panel with a clamp. Two electrical connectors are on the rear of each ASA.
 TASK 22-14-01-004-001
 2.  Remove the Autoland Status Annunciator
______________________________________
 A.  Access
 (1)  Location Zone
 211/212 Flight Compartment

 B.  Prepare for Removal
 S 864-003
 (1) For the left ASA, open these circuit breakers on the overhead circuit breaker panel, P11, and attach DO-NOT-CLOSE tags:
 (a)  
11A17, AUTOFLIGHT WARN

 (b)  
11E16, MODE CONT PNL LEFT

 S 864-004
 (2) For the right ASA, open these circuit breakers on the overhead circuit breaker panel, P11, and attach DO-NOT-CLOSE tags:
 (a)  
11A17, AUTOFLIGHT WARN

 (b)  
11E34, MODE CONT PNL RIGHT

 C.  Remove the Autoland Status Annunciator
 S 034-005
 (1)  Loosen the two screws that attach the clamp to the ASA. The screws are found in the upper right and the lower left corners.
 S 024-006
 CAUTION: CAREFULLY REMOVE THE ASA FROM THE PANEL TO PREVENT FORCE ON THE
_______ ELECTRICAL CABLES. DAMAGE TO THE ELECTRICAL CABLES COULD OCCUR.
 (2)  Pull the ASA out of the panel.
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