C. Preparation for the operational test
 S 865-036
 (1)  Make sure the two engines are off.
 NOTE: You can not go into the A/T BITE if one or two engines are
____
 on. The N1 must be less than 12.5%.
 S 435-071
 CAUTION: YOU MUST CAREFULLY INSTALL THE GROUND LOCKS IN ALL LANDING
_______ GEAR. AN ACCIDENTAL RETRACTION OF THE LANDING GEAR CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (2) 
Install the ground locks in all landing gear (AMM 32-00-01/201).
 (3)  
Make sure the landing gear lever is in the down position.
S 865-038
 (4)  
Supply electrical power and energize the P6 and P18 circuit breaker panels (AMM 24-22-00/201).
 (5)  
Make sure the BAT switch on the pilots' overhead panel is on.
 S 865-037
 S 865-039
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A 737-300/400/500MAINTENANCE MANUAL
PAGE NUMBER
TITLE BLOCK 
Flight Management Computer System Control Display Unit 
Figure 501
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 S 865-040
 (6)  
Make sure the STANDBY POWER switch on the pilots' forward overhead panel is in AUTO.
S 865-042
 (7)  
Make sure all the pilots' panel lights, the indicator lamps and the annunciator lights are serviceable.
S 865-075
 (8)  
Close these circuit breakers on the P6-1 circuit breaker panel:
 (a)  
NO. 2 AIR DATA - COMPUTER-2 - 26VAC
 (b)  
NO. 2 AIR DATA - COMPUTER-2 - AC
 (c)  
NO. 2 INSTRUMENTS - DAA NO. 2 - FMC AC
 (d)  
NO. 2 INSTRUMENTS - DAA NO. 2 - IRS AC
 (e)  
NO. 2 INSTRUMENTS - DAA NO. 2 - DC
 (f)  
NO. 2 INSTRUMENTS - IRS NO. 2 - AC
 (g)  
NO. 2 INSTRUMENTS - IRS NO. 2 - DC
 (h)  
NO. 2 INSTRUMENTS - DAA FMC NO. 2
 (i)  
AIRPLANES WITH EFIS;
 NO. 2 INSTRUMENTS - EFIS - SYM GEN R
 (j)  
AIRPLANES WITH EFIS;
 NO. 2 INSTRUMENTS - EFIS - CONT PANEL R
 (k)  
AIRPLANES WITH EFIS;
 NO. 2 INSTRUMENTS - EADI
 (l)  
AIRPLANES WITH EFIS;
 NO. 2 INSTRUMENTS - EHSI
 (m)  
AIRPLANES WITH DUAL FMC;
 NO. 2 AIR DATA ALTM-2 26 VAC
 (n)  
AIRPLANES WITH DUAL FMC;
 NO. 2 AIR DATA AUTO XFMR
 (o)  
AIRPLANES WITH DUAL FMC;
 FMCS XFER
 (p)  
AIRPLANES WITH DUAL FMC;
 FMCS CMPTR NO. 2
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737-300/400/500MAINTENANCE MANUAL
 (q)  AIRPLANES WITH DUAL FMC;
 FMCS MCDU NO. 2
 S 865-076
 (9)  Close these circuits breakers on the P6-2/3 circuit breaker panel:
 (a)  
AUTO FLIGHT CONTROL SYS B - SNSR EXC AC
 (b)  
AUTO FLIGHT CONTROL SYS B - FCC DC
 (c)  
AUTO FLIGHT CONTROL SYS B - ENGAGE INTLK B
 (d)  
AUTO FLIGHT CONTROL SYS B - WARN LIGHT (BAT)
 (e)  
AUTO FLIGHT CONTROL SYS B - MACH TRIM-DC
 (f)  
AUTO FLIGHT CONTROL SYS B - MACH TRIM-AC
 
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