Carrier Access Wide Bank 28 DS3 Overview page 39

Near-End Looback Diagrams
T3 Equipment Loopback
T3 Line Loopback
T3 Payload Loopback
T1/E1 Equipment Loopback
T1/E1 Line Loopback
T1/E1 Metallic Loopback
Wide Bank 28 DS3 - Release 2.4
Trans-
Relays
DS1/E1
ceiver
LS Card
Loopback
Toward DS1/E1
Trans-
Relays
DS1/E1
ceiver
LS Card
Send AIS
Toward DS1/E1
Trans-
Relays
DS1/E1
ceiver
LS Card
Send AIS
Toward DS1/E1
Trans-
Relays
DS1/E1
sceiver
LS Card
Send AIS
Toward DS1/E1
Trans-
Relays
DS1/E1
sceiver
LS Card
Loopback
Toward DS1/E1
Trans-
Relays
DS1/E1
ceiver
LS Card
Trans-
Relays
ceiver
Spare LS Card
Looback
Toward DS1/E1
Loopbacks
M13 Trans-
ASIC
Framer ceiver
HS Card
M13 Trans-
ASIC
Framer ceiver
HS Card
M13 Trans-
ASIC
Framer ceiver
HS Card
M13 Trans-
ASIC
Framer ceiver
HS Card
M13 Trans-
ASIC
Framer ceiver
HS Card
M13 Trans-
ASIC
Framer ceiver
HS Card
Relays
DS3
Send AIS
Toward DS3
Relays
DS3
Loopback
Toward DS3
Relays
DS3
Loopback
Toward DS3
Relays
DS3
Loopback
Toward DS3
Relays
DS3
Send AIS
Toward DS3
Relays
DS3
Send AIS
Toward DS3
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