Lesson 13 and Lab Manual Flashcards
what is the primary cause of near end cross talk?
poor termination field ends
Grade two residential cabling requires a minimum of _____ for each cabled location
two cat 5e and two coax
what is the maximum signal strength allowed at the TVs’s tuner?
15DB
list the primary colors for multipair backbone cable
white red black yellow violet
what is the name of the grey/green plastic box that is mounted to many homes and that serves as a Demarc for the local carrier
NID
network interface device
why is it important to always route multipair backbone cable down one side of the wall fields and across the bottom of the field to enter the terminating blocks
for future expansions. make it easier to add blocks below without damaging cable
why do we use c5 clips for multi pair and c4 for four pair
c4 only fits 4 pair and c5 fits a 5 pair the color scheme would be off
can 4 pair cable be used for backbone? when is this likely
yes, for smaller applications
residential telecommunications cabling standard is
ANSI/TIA/EIA-570-B
what is the maximum length of 5e 6 and 6e?
90 meters plus 10 meters of patch cords
what is the max amount of untwist for cat 3
3 inchs
to comply with the standard modular outlets must be wired according to
TIA/EAI T568-A
What is the purpose of using a multi pair backbone cable?
one pull for multiple circuits. smaller and more efficient
access to the electrical ground shall be provided _____ of the distribution system
within 5 feet
residential structured cabling is designed and installed according to ______ topology
star or home run
list the secondary colors for multipair backbone cable
blue orange green brown slack from the bottomte
According to the 570 c standard residential standard which level of cabling is achieved by utilizing two series 6 coaxial cables and two cat 5e cables at each outlet
grade two
name the four minimum locations to be wired within each residence
kitchen
bedrooms
family or great room
den./study
according to the residential standard 570-C the cabling topology that shall be used is the _______ topology
star or homerun
when trouble shooting a problem in a residential single family dwelling that is attributed to a lack of dial tone at the outlets in the dwelling at which residential structured cabling system component within the dwelling would you be able to disconnect the premise cabling system from the service providers network
the ADO
fiber optic cabling is optional for _____
grade two cabling
what order are the conductors of a 4 pair cable terminated in a 110 block?
w-blue blue-w w-orange orange-w w-green green-w w-brown brown-w w-grey grey-w
what is the maximum amount of untwist for 5e and better
1/2 inch
the ANSI/TIA/EIA 570-C residential standard requires that all 8P8C modular termination be accomplished using the _____ termination pattern
t568-A
what is the maximum length of cat 8
24 meters port to port
what is the maximum distance allowed from the demarcation point to the furthest outlet of a residence before the access provider must be notified to accommodate transmission requirements.
492 feet to prevent attenuation and signal loss
grade one residential cabling requires a minimum of ___ for each cabled location
one cat 5e UTP and one coax
