Vanguard Managed Solutions Vanguard 7300 Series - Manual (Page 61)

Vanguard 7300 Enclosures and Components 2-29
Vanguard 7300 Cards
T3/E3 Rear Transition Module
The T3/E3 Rear Transition Module connects to the Carrier Expansion Card and
provides a single port ATM Physical Interface (PHY) that includes:
• T3/E3 Framer (receiver and transmitter)
• ATM Cell Delineator block
T3/E3 ATM Card
Profile Figure 2-19 shows the position of the Carrier Expansion Card (with T3/E3 ATM
Mezzanine Card installed) and T3/E3 Rear Transition Module.
Figure 2-19. T3/E3 ATM Card
Front Panel
Rear Panel
Serial No.
Location
Carrier
Card
T3/E3 Rear
Transition Module
Serial No.
Location
T3/E3 ATM
PMC
Midplane