TAA 24 NEW POSIBLE ROJAS

The Generator Neutral Relay (GNR): Opens when VFSG operates as a starter and closes when the VFSG operates as a generator. Closes when VFSG operates as a starter and opens when the VFSG operates as a generator. Remains closed normally and opens in case of overload condition.

The service interphone system lets personnel talk with each other from flight compartment and: P40 & P57. Fwd & Aft E/E. P40 & APU Compartment.

The frequency of HF and VHF communication system is selected through. Their own panels. Tuning Control Panel (TCP). Head-Up Displays (HUD).

How can the Airplane be in the virtual GROUND HANDLING mode?. If aft external power is connected and selected ON, and no otrhe electrical power is supplied. If forward external power is connected but not selected ON, and no other electrical power is supplied. If forward external power is connected and selected ON, and other electrical power is supplied.

How is APU Battery charged?. By a Battery Charger supplied from the F/O INSTR BUS. By a Battery Charger supplied from the CAPT INSTR BUS. By a Battery Charger supplied from the HOT BATTERY BUS.

What is the function of Passenger Service Modules (PSM)?. To control the Boarding Music and Passenger Speakers. To control emergency lights. To control the large passenger information signs and individual lights.

The transformer rectifier units (TRU): Change 235v ac to +/-270v dc for the common motor start controllers (CMSC). Convert 235Volts in 115Volts or 115Volts in 235Volts. Change 235v ac to 28v dc.

Emergency lights get power from batteries if: One VFSG fails in flight. Airplane power fails. All VFSG are lost in flight and APU works normally.

The E-BPSU changes: 28 Vdc to +/- 270 Vdc. 235 Vac to 28 Vdc. 28 Vdc to +/- 130 Vdc.

SATCOM. The diplexer low noise amplifier (DLNA): lets the SATCOM system receive and transmit signals at the same time (full duplex). lets the SATCOM system receive or transmit signals at a time (half duplex). lets the SATCOM system receive signals only.

Current Return Network (CRN) provides: Return path for normal and fault AC and DC current. Return path for normal AC current only. Path between main AC busses.

How many Cabin Zone Units (CZU) are there in the A/C?. Only one for the whole A/C. 3, one for each one of the 3 zones. 2, one for BussinessClass, and one for economy.

What is the function of CBIC?. Monitor and control electronic circuit breakers. Is used to control and monitoring contactors (ELCC's, BTB, etc.). Monitor and control the electrical power system.

To get the health status (failures) of the Cabin Service System, in the Cabin Service System Controller (CSSC), the access is through: CAP (Cabin Attendant Panel) only. Either the Maintenance Laptop or CAP. The Maintenance Laptop only.

Battery diode module (BDM) is used to: Rectify DC voltage on dc system. Make sure the main battery can be charged by battery charger only. Keep the main battery charged from external power directly.

During Emergency Light TEST , the signal to the remote WCU is: Wired. During test the remote WCU are not used. Wireless.

What kind of HF antenna is used in the 787-9?. It is a blade type antenna. It is a integral type antenna, located on the leading edge of the vertical stabilizer. It is a wire type antenna.

The start power unit (SPU): Change 28v dc from the APU battery to 115v ac for APU battery start. Change 235v ac to 28v dc. Change 235v ac or 115v ac to +/-270v dc for the common motor start controllers (CMSC).

The Cabin Attendant Handset has interface with... a Passenger Service Modules (PSM). a Speaker Drive Modules (SDM). a Cabin Zone Unit (CZU).

The BACK UP BUS is able to supply: The L 115VAC and R 115VAC busses. The CAPT INSTR BUS and F/O INSTR BUS. The 28VDC L-TRU, 28VDC C1-TRU, 28VDC C2-TRU and 28VDC R-TRU busses.

The AOHE has an Air Valve which is controlled by: By the Generator Control Unit (GCU). By the Bus Power Control Unit (BPCU). The Engine Electronic Controller (EEC), (FADEC).

Which of the BATTERY indicator lights show a minimum of 30 minutes remains before battery charge is depleted during test?. HIGH. MEDIUM. LOW.

The GATU transform: 235 Vac to 28 Vdc. 115 Vac to 28 Vdc. 235 Vac to 115 vac.

The power for the emergency lights comes from: Aircraft Battery. WELS control units (WCU) Batteries. RPDUS (115 Vac).

The Cabin Zone Unit (CZU): Are touch screen. Changes the digital signal to analog audio. Controls cabina area lighting.

What component change 235 vac or 115 vac to +/- 270 vdc?. ATUs. ATRUs. CMSCs.

Where can you control the emergency lighting system?. From P5 only. From CAPs. From P5 or master attendant switch panel (ASP).

SELCAL. In which unit are located the "SELCAL", decoder function?. In the AGUs. In the HF transceivers. In the VHF Transceivers.

What happens with the audio signals if the common data network (CDN) fails?. The audio communication will be inoperative untill the end of flight. The audio is sent through the audio gateway unit (AGU) for backup. The crew will use the audio override panel to reconfigure the system.

30-What is meaning of EICAS msg, RADIO TRANSMIT CAPT, F/O or OBS?. A VHF or HF communication transceiver is not modulating the signal. A VHF or HF communication system transmits for more the 30 seconds. Some of the flight crew members want to use VHF or HF transceivers.

To establish comunication between the Flt interphone system and Service interphone: The "SVC Intph" sw, in the P5, in ON position. The TCP, selection mode in CAB. The ACP, "CAB MIC SW" in ON position.

32-What is the function of ATUs (autotransformer units): Change 235Vac to +/-270Vdc for the common motor start controllers (CMSC). Change 235Vac to 28Vdc. Convert 235Vac in 115Vac or 115Vac in 235Vac.

The VFSGs are used for: Generation system only. Generation system and start motor. Start motor only.

The main function of Remote Power Distribution System (RPDS) is: It supplies 28 Vdc and 115 Vac to electrical loads of 10 Amps or less. It supplies 28 Vdc and 115 Vac to electrical loads of 10 Amps and more. It supplies 28 Vdc and 115 Vac to electrical loads of 50 Amps or less.

Which component is used to control the Lh AFT External Power Contactor to open or close?. The Left BPCU. The Right BPCU. The L2 GCU.

How is the Variable Frequency Starter Generator (VFSG) cooled down?. By an Air/Oil Heat Exchanger (AOHE). By an Oil Heat Exchanger (OHE). By an Air Heat Exchanger (AHE).

If the ACP (audio control panel) of the captain side fail, how can use the observer ACP with: Swapping the ACPs. Turning OFF and Back to ON the captain ACP. Using the observer audio override selector sw in the P8.

What is the only Audio Control Panel (ACP) used during Battery towing operation?. The Captain Audio Control Panel. The First Observer Audio Control Panel. The First Officer Audio Control Panel.

The main Battery charger gets 28 v dc from: HBB. First Officers Instrument bus. Captains Instrument bus.

Where are the volumen control for the speakers in the flight deck?. In the speakers itself. In the Audio control panels. In the flight control wheel.