Nortel DMS-100 Series Maintenance Manual page 173

Figure 3 OPM with ESA hardware block diagram
0
DS-1 interface
card (6X50)
0
Link control card (LCC)
6X73
Intraswitching
channels
DS30A links
HIE shelf
OPM
LCM
320 subscribers
NT6X45AF - ESA processor card
This card is the same processor card used in the LTC. The LTC processor card,
when used in the RLCM equipment frame, is called the ESA processor.
Central controller (CC)
Line trunk controller (LTC)
2
DS-1 interface
card (6X50)
2
Interswitching
channels
ESA hardware. Refer to
section "ESA hardware"
in this document for a
description of the ESA
package components.
Link sharing
Port channels
Unit 0
DMS-100 Family OPM Maintenance Manual ISN07 (TDM)/SN07 (DMS) and up
4 5
4 5
Link control card (LCC)
6X73
RMM
Unit 0
ESA maintenance overview 4-5
DS-1 links
1
3
DS-1 interface
card (6X50)
1
3
Intraswitching
channels
DS30A links
320 subscribers