(2)  
AMM 24-22-00/201, Electrical Power Control

 (3)  
AMM 27-31-00/201, Elevator and Tab Control System

 (4)  
AMM 27-41-00/501, Horizontal Stabilizer Trim Control System

 (5)  
AMM 29-15-00/201, Hydraulic Systems

 C. Access
 (1)  
Location Zone
 102 Control Cabin
 705 Tail Cone Access Panel

 (2)  
Access Panels
 3802 Tail Cone Access Door

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737-300/400/500MAINTENANCE MANUAL
 D. Prepare for DFCS BITE
 S 865-033
 (1)  
Supply electrical power (AMM 24-22-00/201).

 S 865-034

 (2)  
Make sure that the BAT switch (pilots forward overhead panel) is in the ON position.

 S 865-035

 (3)
Make sure that the STANDBY POWER switch is in the AUTO position.

 S 865-036

 (4)  
Put the MASTER DIM and TEST switch, on the P2 center instrument panel, to the TEST position.

 S 865-039

 (5)  
Make sure all indicator lamps and annunciator lights on the pilots panel operate correctly.

 S 865-040

 (6)  
Make sure that the circuit breakers (on the P6 and P18 circuit breaker panels) for the systems shown below are closed and that the systems will operate.

 (a)  
FMCS

 (b)  
DADC (No. 1 and 2)

 (c)  
LANDING GEAR AIR/GND relay

 (d)  
AFCS (A and B)

 NOTE: Make sure that you close the AFCS A FCC DC and AFCS B
____ FCC DC circuit breakers last.
 (e)  
Mach Trim

 (f)  
Yaw Damper

 S 865-043
 (7)  Make sure all instrument switches are in the normal position.
 S 865-044
 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL CONTROL
_______ SURFACES BEFORE YOU SUPPLY HYDRAULIC POWER. AILERONS, RUDDERS, ELEVATORS, FLAPS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU SUPPLY HYDRAULIC POWER. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (8)  Supply hydraulic power (AMM 27-31-00/201).
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737-300/400/500MAINTENANCE MANUAL
 S 015-046
 (9)  Remove access panel 3802 on the tail cone (AMM 12-31-41/201).
 E. DFCS BITE Test
 S 865-048
 (1)  Do the steps below to do the BITE test.
 (a)  
Push the INIT/REF key on the FMCS CDU. Make sure that the CDU shows POS INIT page or PERF INIT page.

 (b)  
Push the line select key (LSK) adjacent to (<INDEX) and make sure the CDU shows INIT REF INDEX 1/1.

 (c)  
Push the LSK adjacent to (MAINT>) and make sure that the CDU shows MAINT BITE INDEX.

 (d)  
Push the LSK adjacent to (<DFCS) and make sure that the CDU shows DFCS BITE TEST 1/2.

 (e)  
Push the NEXT PAGE key and make sure that the CDU shows DFCS BITE TEST 2/2.

 (f)  
Push the LSK adjacent to (<RIGGING) and make sure that the CDU shows BITE TEST ELEV RIG 50.00.

 (g)  
Remove hydraulic power as shown on the CDU display.

 (h)  
Push the LSK adjacent to (<ELEVATOR) and make sure that the CDU shows DFCS BITE TEST ELEV RIG 51.00.

 WARNING: MAKE SURE PERSONS AND EQUIPMENT ARE CLEAR OF THE CONTROL
_______ COLUMN WHILE THE TEST CONTINUES. THE CONTROL COLUMN CAN MOVE WHICH CAN CAUSE INJURY TO PERSONS.
 (i)  Push the LSK adjacent to (<ELEV RIG) to show DFCS BITE TEST *SURFACE TEST*
 S 865-049
 (2)  
Do the instructions shown on the CDU as follows:
　
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