B747 ELECTRONIC QUESTION EXAMPLE

B747 ELECTRONIC QUESTION EXAMPLE

1. EACH ZONE HAS A CTD
2. CTD AND PSUD ARE POWERED FROM PSS(PWR READY RELAY)
3. SEB POWERED FROM CTD
4. AAU (AUDIO ACCESSORY UNIT) IS IN UEC(UPPER EQP CNTR) E11 HAS 6 CONT CARD
5. INTERPHONE AUDIO AMP IS IN AAU ( E11)
6. A6 CARD IN AAU FOR PARALLELING FLT AND SRVC INTERPHONE
7. CAPT CALL SW IN NOSE PRESS LO CHIME AND LIT IN COCKPIT FOR 30S
8. CAPT CALL ATTADNT : HI LO CHIME AND PINK FLASH
9. ATTANDANT CALLED BY PAX: HI CHIME AND BLUE LITE
10. ATTD CALL IN ATTD STATION HI LO CHIME AND PINK
11. HF POWER IS 125W IN AM , 400W IN SSB
12. VHF POWER IS 25W
13. BOTH HF TR CAN’T TRANSMIT AT SAME TIME
14. HF TR AND ANT COUPLER CONT IS IN MEC
15. ANT COUPLER IS IN WING TIP
16. RADIO AND INST CB’S MOST IS IN P7
17. SWITCHING IS IN P5
18. VHF PUT TO COMM WHAT AFFECTED? SQUALCH CIRCUIT DISABLED
19. FUNC OF SELCAL DECODER? REMOVE LOAD FROM PILOT
20. SELCAL DECODER IS IN E11
21. HI LO CHIME SELCAL IS FROM CIWS
22. FLT AND SRVC INT AMP ARE IN AAU IN UEC (E11)
23. CLOCK POWERED FROM HOT
24. CLOCK PULSE GEN IS IN? BEHIND P4
25. WHAT IND HARD WIRE MEANS? NO SW IS POSSIBLE
26. R/H UPPER I/W R/H LOWER P/S PROBE AND ALSO L/H’S IN BOTH SIDE
27. TAT PROBES ELEC DE-ICE
28. 2 TAT : L/H TO TAT/EPR IND AND ADC#1 R/H TO F/E TAT IND AND ADC#2
29. TAT FLAG IN VIEW IF: SERVO MECH FAIL , UNBALANCE BRIDGE
30. FUNCTION OF STATIC SOURSE SEL SW? ALTERNATE SOURCE FOR IND
31. AURAL WARN GENERATED IN AURAL WARN UNIT IN P4 UNDER F/E TABLE
32. AURAL WARN SYS? LOGIC MODULE AND AURAL WARN DEVICE(3 SPEAKERS )
33. 4DEG DIFF IN CAPT AND F/O ATT (PITCH OR ROLL) COZ ATT LIT ON BY CIWS
34. BATT RED WARN ON MSP WHEN V BELOW 19 CDU AMBER ON CDU WHEN BATT IN USE
35. VMO POINTER CALCULATION? CONT BY ALT (STATIC PORT AND PROCESS FROM IAS)
36. EPRL TEST IND SHOWS +10
37. DFDR POWERED WHEN? SW ON, ENG RUN, TEST, FLT COND
38. HOW CVR CAN EARASED? IN GND, PARK/B SET AND PUSH EARASE P/B FOR 5SEC
39. DFDR FAULT WHAT IS THE IND? OFF LIT
40. WHEN ATT LIT ON WHAT WARN SOUND GEN IN CIWS???

41. DURING CRUISE PITCH ATT AND ROLL CONT BY ROLL COMPUTOR AND PITCH COMP
42. STEADY RED A/P LIT WHEN A/P BITE SW NOT IN OFF
43. WHEN A/T STEADY RED?
44. ROLL COMPUTOR SEND VERSINE SIG TO PITCH COMP
45. STAB TRIM AUTO DONE BY ASTU WHEN A/P ENG
46. A/T DISENG BY SW ON THR LEVER1+4
47. BASIC MODE OF A/P?
        MAN: WING LVL THEN PITCH ATT HOLD IF BELOW 25DEG THEN HDG HOLD
        CMD: PAH, HDG SEL
48. DURING APPR A/T CONT THE SPEED
49. Y/D OPERATIVE FULL TIME
50. Y/D FUNC? DUTCH ROLL , TURN COORD
51. Y/D TURN COORD ACTIVE IF T/E FLAP NOT UP
52. 2 STAB TRIM CUT OFF SW IN L/H OF PEDESTAL (BELOW FLAP LEVER) CUT HYD 2 OR 3
53. TURB GAIN IS 50%
54. A/P #A GIVES SIG TO R/H CCA,R/H ASTU,L/H PCU
55. CCA LOCATION? WING W/W
56. G/S ENGAGE IN APP SIG DEVLOPED IN LCLU AND SENT DIRECTLY TO SURFACES
57. ASTU INPUT? LVDT FROM FEEL COMP AND ELEV PCU
58. IRAN AIR A/C HAD 3 AFCS ACCESSORY BOX
59. 2 VERT AND 2 LAT ACC SIG GO TO LCLU
60. RATE GYRO IS IN PITCH AND ROLL COMP
61. ILS AND LAND SEL COURSE SEL TRIP TO MULTI
62. LOC APP IF : G/S CAPTURE ,R/A VALID AND BELOW1500FT
63. PCW DISABLED IF UPPER MODE SELECTED
64. PTW DISAB IN LAND
65. SPD SEL SW IS SP LOADED TO OFF
66. NAV MODE SEL SW IS SPRING LOADED TO OFF? NO DO NOT HAVE OFF POS
67. NAV SEL SW SEL TO TURB A/P TRIP FROM CMD TO MAN AND MAN TO OFF
68. A/P MAN TO CMD : TURB TRIPS
69. A/P B IN CMD F/D MODE IS?
70. THERE’S A SW ON W/R TR TO OFF THE MAGNETRON
71. W/R ANT MOVE RATE? PITCH ±25, MAN ±14(MAN PITCH IS 25+14=39)
72. W/R POWER IN EACH MODE?
73. WAVE GUIDE SW FUNCTION IS TO CONNECT ACTIVE TR TO ANT OR DUMMY LOAD
74. FUNC OF DUMMY LOAD? ABSORB RF ENERGY
75. W/R CONTOUR MODE SCOPE IS DARK AND CLOUDS IS BRIGHT USED IN TURBOLANCE
76. W/R STC RANGE IS 0-100 MILE
77. W/R TR IS IN MEC E5?
78. DME ANT LOCATION IS FWD AND AFT OF MLG W/W
79. LRRA ANT TYPE IS FLASH MOUNT
80. ADF GAIN CONT KNOB IS FOR AUDIO CONT
81. OSS(OVER STATION SUPPRESSION) ACTIVED IN VOR ON COURSE
82. DME FAIL DISPLAY BLANK
83. DME NCD (NOT COMPUTED DATA) DISPLAY DASHES ---
84. POWER FAIL IN CADC? STBY FLAG ON ALTEMETER AND VIB ACTIVE
85. R/A GIVES AUX DC AND FLAG TO ADI
86. COMPASS FAST SYNCH WHEN? POWERING INITIAL,TRANSFERING(SLAVE TO DG THEN    BACK
87. COMPASS SEL SW FROM SLAVE TO DG WHAT HAPPEN? NO FLUX VLV DATA , NO ANN
88. COMPASS SYS #1 GOT PLATFORM STAB FROM INS 1+3
89. ATC CONT PNL IS ON? CONT STAND
90. WHICH POINTER IN ASI ELEC CONT? A/S INDEX, MACH NO
91. CADC INPUTS? P/S , TAT
92. ALTEMETER GOT STATIC FROM P/S PROBE AND ELEC INFORMATION FROM CADC
93. R/A IND KNOB CHANGES THE DH
94. DEV MODE OF ALTITUDE IS 3300FT IF A/C IS IN 3000FT ALT ALERT FLASH
95. ILS DATA SHOWED IN HSI AND ADI
96. ADF ANT POS SELECTION COZ POINTER SHOW 9
97. STC (SENSIVITY TIME CONT ) FOR W/R IS 100NM
98. DME MEASURE SLANT RANGE
99. PURPOSE OF STC? GAIN CONT DEPEND ON CLOSE AND FAR TARGET
100. SPOILER GRID IN MAP STD IS DISABLED
101. GPWS MODE 2? TERRAIN MODE
102. DME FRQ PAIRED WITH VOR
103. INST WARN FLASH WHICH SYS IS FAULTY? VOR , ALTEMETER
104. IS NOT POSSIBLE TO USE INS#3 BY BOTH A/P
105. STBY ANN IN VIEW IN ALTEMETER IF CADC FAIL(STATIC PORT USED)
106. VOR/ILS RX AND PITCH COMP ARE HARD WIRED TO LCLU
107. A/T LIMIT SW LOCATION? P9 (FRONT OF THR LEVER)
108. AUX STATIC PROB GOES TO?CAPT & F/O IND
109. ATTANDANT CALLED BY PAX WHAT’S IND?
110. WHEN WARN LIT FLASH?
111. W/R#1 FAIL #2 OPERATE AUTOMATICALLY? NO
112. WHAT’S AUX DRIVE DC IN R/A? ONE OF 2 OUTPUTS FOR ADI

        FIND ANSWER OF THESE Q AND TELL ME

113. WHICH AURAL WARN CAN’T BE OFF? LDG NOT DOWN, OVERSPD, T/O CONFIG, STALL???
114. TAT IND RECEIVE DATA FROM STBY PROBE???
115. A/P #A SELECT ASTU B? CHANNEL A IS ACTIVE OR B DISABLED???
116. DME MEASURE THE SLANT DISTANCE???

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