S 486-065

 (2)
Connect a jumper between pins 1 and 2 of the connector, D2674.

 S 716-064

 (3)  
Make sure that you have these indications:

 (a)  
The AUTOBRAKES light on the P1-3 panel comes on.

 (b)  
The EICAS message AUTOBRAKES shows.

 (4)  
Remove the jumper.

 S 716-068

 (5)  
Make sure that the AUTOBRAKES light goes off and the EICAS message AUTOBRAKES goes out of view.

 S 096-067
 

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757 MAINTENANCE MANUAL
 S 866-069
 (6)  
Install the electrical connector, D2674, to the pressure switch for the solenoid valve.

 E.
Do an Operational Test of the Solenoid Valve and the Solenoid Valve Relay

 S 866-063
 (1)  
Place the AUTOBRAKES selector switch on the P1-3 panel in
 position 1.

 S 016-137

 (2)  
Open the forward cargo door, 821 (AMM 06-46-00/201).

 S 016-138

 (3)  
Remove the access panel for the E5 rack on the forward bulkhead of the cargo compartment (AMM 25-50-03/401).

 S 866-088

 (4)  
Find the Antiskid/Autobrake Control Unit on the E5 rack.

 S 866-139

 (5)  
Make sure that the BRAKE TEST switch on the Antiskid/Autobrake Control Unit is in the NORM position.

 S 716-090

 (6)  
Push and hold the ENABLE/VERIFY switch, and then push the VERIFY switch. Release the two switches.

 S 716-091

 (7)  
Make sure that the unit display flashes WAIT four times while the test operates and shows TEST END after the test stops.

 S 716-140

 (8)  
If a failure indication shows on the display, continue to push the VERIFY switch until TEST END shows on the display.

 (9)  
Put the AUTOBRAKES selector switch in the OFF position.

 (10)
 Put the L, R, and C IRUs to the OFF position.

 S 866-092
 S 866-093
 

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757 MAINTENANCE MANUAL
 F. Put the Airplane Back to Its Usual Condition
 S 866-094
 (1)  Set the parking brake.
 S 096-095
 WARNING: USE THE PROCEDURE IN AMM 32-00-15/201 TO REMOVE THE DOOR LOCKS.
_______ THE DOORS OPEN AND CLOSE QUICKLY AND CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (2)  
Remove the door locks from the landing gear doors and close the doors (AMM 32-00-15/201).

 S 866-096

 (3)  
Remove power from the right hydraulic system if it is not necessary (AMM 29-11-00/201).

 S 416-114

 (4)  
Install the access panel for the E5 rack on the forward bulkhead of the forward cargo compartment (AMM 25-50-03/401).

 S 416-115

 (5)  
Close the forward cargo door, 821.

 (6)
Remove electrical power if it is not necessary (AMM 24-22-00/201).

 S 866-116
 

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757 MAINTENANCE MANUAL
 ANTISKID/AUTOBRAKE CONTROL UNIT AND CIRCUIT CARD - REMOVAL/INSTALLATION
_______________________________________________________________________
 1.  General_______
 A.  This procedure contains four tasks. The first task is a procedure to remove the Antiskid/Autobrake Control Unit. The second task is a procedure to install the Antiskid/Autobrake Control Unit. The third task is a procedure to remove a circuit card from the Control Unit. The fourth task is a procedure to install a circuit card in the Control Unit.
 B.  The Antiskid/Autobrake Control Unit (M102) is installed to a tray with two hold down extractors (self-locking mechanism). No tools are necessary for the removal or the installation (AMM 20-10-01/401).
 C.  The unit contains static sensitive devices. Refer to AMM 20-41-01/401 for procedures to handle the unit.
 TASK 32-42-01-024-069
 2.  Antiskid /Autobrake Control Unit - Removal (Fig. 401)__________________________________________
 A.  References
 (1)  
AMM 06-46-00/201, Entry, Service, and Cargo Doors (Major Zone 800) Access Doors and Panels
　
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