. amber AUTO SPDBRK message on overhead panel is extinguished 26) Return the airplane to normal configuration.
Aviation Partners Boeing
757-200 MAINTENANCE MANUAL SUPPLEMENT  Part II
27-62-00-000-505
5.  Override SPEEDBRAKE Handle Forces
A. General
NOTE: Airplane system hydraulics are not required for this test.

B.  Tool and Equipment Requirements
1) Force gauge to measure SPEEDBRAKE handle forces

C. Procedure
1) Make sure the airplane is in this configuration:

a)  Electrical power is on (AMM 24-22-00/201). Note: If external power is used, supply external power per AMM 24-22-00/201, S862-
036. Failure to supply power per this procedure will cause the “Autostow Fault” light to illuminate on the SAC module.
b)  Verify airplane is in GROUND mode.  Landing gear not tilted, air/ground switches not slugged.
2)  Verify the following circuit breakers on the P11circuit breaker panel are closed:
Circuit:  C/B No. 
Aileron Position Right  J23 
Aileron Position Left  J14 
Aileron Trim  J15 
EICAS Upper Display   J3 
EICAS Lower Display  J30 
L EICAS Computer  J2 
R EICAS Computer  J29 
FSEU1 POWER  G12 
FSEU1 CONT  G13 
FSEU1 SENSOR  G14 
FSEU2 POWER  C14 
FSEU2 CONT  C15 
FSEU2 SENSOR  C16 
FSEU3 POWER  G21 
FSEU3 CONT  G22 
 AP57.2-0600-2 27-62-00 Page 514 Sep 08

Circuit:  C/B No. 
FSEU3 SENSOR  G23 
RADIO ALT, LEFT  F5 
RADIO ALT, RIGHT  F26 
RADIO ALT, CENTER  F20 
L FMCS CMPTR  E9 
R FMCS CMPTR  E30 
L FMCS CDU  E8 
R FMCS CDU  E29 
L ADC COMP  A10 
L AIR DATA SENSOR  A11 
L AIR DATA BARO CORRECT  A12 
R ADC COMP  F30 
R AIR DATA SENSOR  F31 
R AIR DATA BARO CORRECT  F32 

Aviation Partners Boeing
757-200 MAINTENANCE MANUAL SUPPLEMENT  Part II
3)  Verify that the following circuit breakers are closed:
C/B Panel  Title  C/B No. 
P6  SPDBRK AUTOSTOW  K22 
P11  AUTO SPEED BRAKE  G11 

4)  Place SPEEDBRAKE handle to the full UP position
5)  Press and hold the RIGGING test button on the SAC module for one second. Verify the following occur:
.  
the AUTOSTOW actuator will retract

.  
the TEST IN PROGRESS light on the SAC module illuminates and remains illuminated

.  
amber AUTO SPEED BRAKE EICAS message illuminates and remains illuminated
　
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