ALCS

Question 1

What is the function of the ALCS?

Answer 1

To act as a secure, alternative control center for the selective programming and launch of the Minuteman and Peacekeeper ICBM force.

Question 2

The ALCS processor is located in..

Answer 2

The ALCS bay of the C1 cabinet

Question 3

The ALCS processor power requirements are..

Answer 3

115VAC 400Hz PROC C/B E42-2

Question 4

The ALCS processor function is to provide

Answer 4

Overall control of all ALCS functions in response to direct operator input.

Question 5

What is the location of the MSD/L and PSU?

Answer 5

C1 Cabinet

Question 6

What is the power requirement for the MSD/L and PSU?

Answer 6

115VAC 400Hz MSD/L C/B E42-2

Question 7

What is the function of the MSD/L and PSU?

Answer 7

To receive commands from the ALCS controller and read and transmit data from the PSU to the ALCS controller.

Question 8

What is the location of the MFS (Multifunction Selector)?

Answer 8

Two are on the right-hand Battlestaff

Question 9

What are the power requirement for the MFS?

Answer 9

115VAC 400Hz & 28VDC from Display Set Controller

Question 10

What is the function MSF?

Answer 10

To provide the means for the primary operator to interface with the ALCS.

Question 11

Where is the VDU located?

Answer 11

Two on the right-hand Battlestaff Console

Question 12

What are the power requirements for the VDU?

Answer 12

115 VAC 400Hz from Display Set Controllers

Question 13

What is the function of the VDUs?

Answer 13

To provide a data/launch key interface for acceptance of logic data from the ALCS Controller.

Question 14

The Display Set Controller is located in….

Answer 14

The ALCS Bay of the C1 Cabinet

Question 15

The power requirements of the Display Set Controller is..

Answer 15

115VAC 400Hz DSC 1& 2 C/B E42-2

Question 16

What is the function of the Display Set Controllers?

Answer 16

To perform the timing and control function for the MFS’s and the VDU’s.

Question 17

What components do the Display Set Controllers interface with?

Answer 17

ALCS controller, MFS’s, VDU’s and ALCS keyboard.

Question 18

The KI-45 is located in..

Answer 18

The C1 cabinet

Question 19

What are the power requirements for the KI-45?

Answer 19

+7.9 VDC from CRPS

Question 20

What is the function of the KI-45?

Answer 20

To decrypt the Minuteman and Peacekeeper launch-critical command codes, using the mode A variable.

Question 21

The VKA is located…

Answer 21

In the KI-45’s in the ALCS bay of the C1 cabinet

Question 22

What is the power requirement for the VKA?

Answer 22

+7.9 VDC from CRPS

Question 23

What is the function of the VKA?

Answer 23

To act as classified crypto elements that are used to store crypto-variable information.

Question 24

Where is the ALCS printer located?

Answer 24

Right-hand Battlestaff Console

Question 25

What is the power requirement for the ALCS printer?

Answer 25

115 VAC 400Hz from PTR C/B E42-2

Question 26

What is the function of the ALCS printer?

Answer 26

To provide a hard copy historical output of in-flight mission functions.

Question 27

Where is the Waveform Converter located?

Answer 27

ALCS bay of the C1 cabinet

Question 28

What are the power requirements for the Waveform Converter?

Answer 28

+5VDC, +15VDC, -15VDC & +28VDC from ALCS power supply

Question 29

What is the function of the Waveform Converter?

Answer 29

To process all ALCC I/O signals

Question 30

Where is the Demodulator/Decoder located?

Answer 30

ALCS bay of the C1 cabinet

Question 31

What are the power requirements for the Demodulator/Decoder?

Answer 31

+5VDC, +15VDC, -15VDC & +28VDC from ALCS power supply

Question 32

What is the function of the Demodulator/Decoder?

Answer 32

To process the uplink and downlink status messages received by the R/T.

Question 33

The Tempest Isolation Filter is located..

Answer 33

In the ALCS bay C1 cabinet

Question 34

What are the power requirements for the Tempest Isolation Filter?

Answer 34

+15VDC, -15VDC, +5.1VDC from WAVEFORM CONVERTER

Question 35

What is the function of the Tempest Isolation Filter?

Answer 35

To prevent inadvertent transmission of classified data.

Question 36

Where is the ALCS power supply located?

Answer 36

ALCS Bay of the C1 cabinet

Question 37

What is the power requirement of the ALCS power supply?

Answer 37

115VAC 400Hz ALCS PS C/B E42-2

Question 38

Where is the CRPS located?

Answer 38

ALCS bay of the C1 Cabinet

Question 39

What is the power requirement for the CRPS?

Answer 39

115 VAC 400Hz CRPS C/B E42-2

Question 40

What is the function of the CRPS?

Answer 40

To convert aircraft AC power to a regulated +7.9 VDC for the ALCS processor equipment.

Question 41

Where is the ALCS POWER CONTROL panel located?

Answer 41

ALCS officer's position, right hand Battlestaff

Question 42

What is the power requirement for the ALCS Power Control panel?

Answer 42

28VDC from ALCS POWER SUPPLY

Question 43

What is the function of the ALCS Power Control panel?

Answer 43

To control input power, using 28VDC power

Question 44

What is the location of the ALCS Consent Switch?

Answer 44

AEAO position in the forward right-hand Battlestaff.

Question 45

What is the power requirement for the ALCS Consent Switch?

Answer 45

PASSIVE

Question 46

What is the function of the ALCS Consent Switch?

Answer 46

To work in conjunction with the code processor (KI-45) switch in order to allow for the encryption of the encrypted secure codes and the transmission of classified commands.

Question 47

What is the location of the 70 MHz Select Switch?

Answer 47

C2 cabinet

Question 48

What is the power requirement for the 70MHz Select Switch?

Answer 48

28VDC from UHF C3 MODE SELECT panel

Question 49

What is the function of the 70MHz Select Switch?

Answer 49

To interface the UHF C3 Radio Subsystem with the ALCS.