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42 Cards in this Set

  • Front
  • Back
The Digital Voice Network (DVS), onboard the E4-B provides what to the E4-B Mission Crew?
Switched voice connectivity between users on-board, and connectivity with a wide variety of communications for off-board communications through Automatic Patch and Test System (APTS)
The Digital Voice Network (DVS) interfaces in which two operating environments?

The DVS provides these two same communications.
Secure and non-secure
The Digital Voice Network (DVS) consists of what six (6) elements?
 Digital Small Switch (DSS)-2A Switching System
 Telephone Equipment
 Channel Banks
 Junction (J)-Boxes
 Call/Seize Signal Conditioners
 Ring Generators
The Digital Small Switch (DSS) Switching System (DSS-2A) consists of what two (2) switches?
A Red Switch and Black Switch.
Where are the DSS-2A Red and Black Switches located?
On the Mission Communications Switching System (MCSS) Equipment Rack (8.13)
The DSS-2A Red Switch consists of what three elements, and interfaces users with which type of communication equipment?
 One Red Switch - Secure communication equipment.

 Two Expansion Chassis - Red (Expansion Chassis) No. 1 and No. 2
The DSS-2A Black Switch consists of what two elements, and interfaces users with which type of communication equipment?
 One Black Switch - Non-secure communication equipment.

 One Black Expansion Chassis
The Mission Communications Switching System (MCSS) is located where?
Rack 8.13
The Red Switch is located in which Bay?

The Red Expansion Chassis No. 1 is located in which Bay?

The Red Expansion Chassis No. 2 is located in which Bay?
 Red Switch - Bay A

 Red Expansion Chassis No. 1 - Bay A

 Red Expansion Chassis No. 2 - Bay B
The Black Switch is located in which Bay?

The Black Expansion Chassis is located in which Bay?
Both, Bay D
Out of the six Digital Voice Equipment (DVS) elements, what provides users on-board the aircraft with connectivity to on-board communications equipment for off-board communication directly interfacing with both the Red and Black (DSS-2A) Switches to allow crewmembers to place both secure and non-secure calls from the same equipment device?
Modular Telephone Equipment
The Modular Telephone Equipment consists of which four components?

Which three components collectivity are referred to as the "Telephone"
 Operator Interface Units (OIUs)
 Red/Black Controller
Assemblies (RBCAs)
 Headset Couplet Assemblies (HCAs)
Integrated Red/Black Speakers (IRBSs)

 OIU
 RBCA
 HCA
At select crewmember positions, The Modular Telephone Equipment is also made up of what six various components?
 Keyboard Expansion Units (KEUs)
 Speakerphone Microphone
 Speakerphone Activation Switch Panel
 Headset Patching Junction Box
 Headset Jack
 Push-To-Talk (PTT) Summing Box
The Modular Telephone Equipment Operator Interface Units (OIUs) consist of what five components?
 Handset
 12 Digit Touchtone Telephone Dial Keypad
- 4 Precidence Level Keys
 18 Function Keys
 Display
 10 Programmable Line Buttons (PLBs)
The Modular Telephone Equipment Operator Interface Unit (OIU) consists of what five Controls and Indicators?
 Handset
 Off Hook Indicator (Red)
 LED Display
 Ring Indicator (Green)
 CMPTR PORT Jack
The Modular Telephone Equipment Operator Interface Unit (OIU) consists of what 13 Controls and Indicators?
 Handset
 Off Hook Indicator (Red)
 LED Display
 Ring Indicator (Green)
 CMPTR PORT Jack
 Dial pad Buttons
- 12 Touchtone Digits
- 4 Precidence Level Keys
 Line Button Label Slot
 Line Buttons 1 thru 5
 Line Buttons 6 thru 10
 Busy Indicator (Red)
 Incoming Call/Hold Indicator (Green)
 Line Button
 Function Buttons
The Modular Telephone Equipment Controls and Indicators has what 18 Function Buttons?
 Data Mode Button (Not Used)
 Last Number Button
 2nd Button
 ◄ Button
 Speed Dial Button
 ► Button
 Handset Volume Button
 Ringer Adjust Button
 Display Button
 Return Button
 Conference Button
 Transfer Button
 Extension Enable Button (Not Used)
 Go Secure Button
 Disable Button
 Hold Button
 Recall Dial Button
 Release Button
What Telephone Modulator Equipment component provides Red/Black separation between the OIU and the (DSS-2A) Switching System Red and Black Switches?
The Red/Black Controller Assembly (RCBA)
The Red/Black Controller Assembly (RBCA) converts what audio signal (1) from the telephone handset/headset to what audio signal (2) for the (DSS-2As) Red and Black Switches?
(1) Analog and; (2) digital
What Telephone Modular Equipment component receives digital audio sent from the DSS-2A Red or Black Switch and is then distributed to OIUs through this component as analog audio?
The Red/Black Controller Assembly (RBCA)
The Red/Black Controller Assembly (RBCA) provides analog audio to either of which two components?
Headset Coupler Assembler (HCA) or to an Operator Interface Unit (OIU) wedge assembly
Which Telephone Modular Equipment component provides capability for the operator to use headsets and interface the Operator Interphone System (OIS) to Digital Voice System (DVS)?
The Headset Coupler Assembly (HCA)
The Digital Voice System (DVS) provides audio to which Telephone Modular Equipment component (1) through which Telephone Modular Equipment component (2)?
The DVS provides audio to the

(1) Headset Coupler Assembly through the

(2) Red/Black Controller Assembly
An output interface to the Digital Voice Recorder (DVR) allows secure audio to be recordered is on which Telephone Modular Equipment component?
The Headset Coupler Assembly (HCA)
The Headset Coupler Assembly (HCA) has which three different versions throughout the airplane?
 Type 1 (Areas 7, 8, 10, 11)
 Type 2 (Areas 2, 3, 4, 5, 6, 7, 8, 11)
 Type 3 (Areas 4, 5, 6)
The Headset Coupler Assembly (HCA) has what three Controls and Indicators?
 Handset Jack
 Function Select Switch
 Headset Jacks
The Headset Coupler Assembly (HCA) has what four Function Select Switch selections?
 Handset
 Headset
 Ph/InPh Mon
 Non-secure InPh
The Integrated Red/Black Speakers (IRBS)s provide what four functions?
 Secure audio monitoring
 Non-secure audio monitoring
 Operator Interphone System (OIS) audio monitoring
 Analog Red/Black isolation
The Integrated Red/Black Speakers (IRBS)s has what seven Controls and Indicators?
 Secure call/active indicators
- Call (green)
- Active (green)
 Non-secure call/active
- Call (green)
- Active (green)
 Master Volume control
 Non-secure Volume control
 Secure Volume control
 Non-secure mute/release switch/indicators
- Mute (red)
- Release (red)
 Secure mute/release switch/indicators
- Mute (red)
- Release (red)
- Light on 3 1/2 seconds
What Telephone Modular Equipment component (for select crewmember positions) provides 40 additional Programmable Line Buttons (PLB)s to the positions they are located at?
Keyboard Expansion Units (KEU)s
The Keyboard Expansion Unit (KEU) has what eight Controls and Indicators?
 Line Button Label Slot
 Line Buttons 11 thru 20
 Line Buttons 21 thru 30
 Line Buttons 31 thru 40
 Line Buttons 41 thru 50
 Busy indicator (red)
 Incoming call/hold indicator (green)
 Line Button
What Telephone Modular Equipment component (for select crewmember positions) provides speakerphone service when required during certain conferences?
The Speakerphone Microphone
The Speakerphone Microphone works in conjunction with what two components?
 A speakerphone activation switch panel
 A dedicated integrated red/black speakers (irbs) at positions
- 2.2 (NCA Compartment)
- 4.11 (Conference Room)
- 5.4 (Briefing Room)
How many Speakerphone Microphones are located on an aircraft?
One
What three positions is the Speakerphone Microphone shared between?
2.2 (NCA Compartment)
4.11 (Conference Room)
5.4 (Briefing Room)
What does the Speakerphone Microphone consist of?
A Gentner noise cancelling microphone input
The Speakerphone Microphone has what three Controls and Indicators?
 Microphone activity indicator (3 of them) (green/red)
 Microphone
 Mute Pushbutton
What is used to control power from the Headset Coupler Assembly (HCA) to the Speakerphone Microphone?
The Speakerphone Activation Switch Panel
The Speakerphone Activation Switches are located in what three areas?
 2 (NCA Compartment)
 4 (Conference Room)
 5 (Briefing Room)
The Speakerphone Activation Switch Panel has what Control?
Speakerphone on/off switch
What Telephone Modular Equipment component allows up to four separate Plantronics headsets to be plugged into a single modular telephone Headset Coupler Assembly (HCA)?
The Headset Patching Junction Box
How many Headset Patching Junction Boxes are in an aircraft, and where are they located?
4 total

 3 in Area 4
 1 in Area 6 at 6.37