Shared Flashcard Set

Details

Advanced CDV/Business CDV by TJ
CCT4 Advanced CDV/Business
34
Engineering
Not Applicable
05/11/2011

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Cards

Term
RJ-11
Definition
1 line telephone jack (EX. Fax)
Term
RJ-14
Definition
2 line telephone jack (Silver Satin)
Term
RJ-25
Definition
3 line telephone jack
Term
RJ-21x
Definition
25 pair interface between EMTA and Demark
Term
RJ-45
Definition
Ethernet (Straight-connects 2 different data devices, like PC to Router) (Crossover-connects 2 of the same devices like PC to PC)
Term
RJ-31x
Definition
Used for connecting a monitored security system with line seizure
Term
Video Phone
Definition
Components include telephone handset,video camera,screen,microphone,speaker.
Term
REN
Definition
Ringer Equivilent Number. EMTA provides a starting level of 5 REN. REN value is stamped under phones.
Term
What is the web address to online bill access?
Definition
www.comcast.com/viewbill
Term
Why does the phone modem have to be next to my computer?
Definition
To allow for future service and easy connection of high speed internet.
Term
What's in a communications room?
Definition
Telco and sub wiring,computer net equip,and video service
Term
How many volts come out of a EMTA?
Definition
48 Volts
Term
Key System/PBX
Definition
Allows a group of phone stations to access a common set of phone lines.
Term
Key System
Definition
Dial tone connected to phone company
Term
PBX
Definition
Generates it's own dial tone
Term
66 Block
Definition
This block can only support voice.
Term
110 Block
Definition
This block can support voice and data.
Term
Mushroom Spool
Definition
Used for wire management on telecom equipment boards to avoid kinks and sharp bends. 1 to 3 feet around punch down block.
Term
Point of Sale System
Definition
Uses internal modem to transmit sales transaction data using telephone line. Baud rate is 9600.
Term
Key/PBX Telephone Station
Definition
Identified by multiple buttons to access different stations. It is usually necessary to dial a number to use an outside line.
Term
What are the 2 ways a customer could have music on hold?
Definition
Stand Alone Box and DCT.
Term
What does LPSU stand for?
Definition
Local Power Supply Unit
Term
What is the output of a LPSU?
Definition
48 Volts, 50 watts
Term
What is the typical charge time for a LPSU?
Definition
24 Hours or 18 Hours
Term
What is the LPSU backup time with 8 lines in use?
Definition
8 Hours
Term
What is the battery life for an LPSU?
Definition
7-9 Years
Term
What is the max Watts for an EMTA?
Definition
60 Watts
Term
What is the loop current?
Definition
33 mA (Miliamps)
Term
What is the supervisory Voltage?
Definition
48 Volts (Same as EMTA)
Term
CPE Ringer
Definition
Balanced Sinusoidal
Term
ILEC feed connection block
Definition
This could be a 66 block, NID, or screw terminal block.
Term
What does EMTA stand for?
Definition
Embedded Multimedia Terminal Adapter
Term
EMTA
Definition
This is a device that delivers 8 lines of telephony, tiered data and other advanced IP services.
Term
If Business service goes down, how long do we have to fix it (Mean Time)?
Definition
4 Hours
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