Nortel DMS-100 Series Maintenance Manual page 157

PRLCM overview 3-7
Power converter card
Two power converters occupy the far right of the HIE shelf in slots 22 to 24
and 25, respectively. Slot 25 is the rightmost slot on the shelf.
ESA control complex
If the ESA feature package is provisioned, the HIE shelf contains three
additional circuit cards, which are located in slots 14, 15, and 16. These cards
are the ESA processor card, the ESA memory card, and the ESA clock and
tone card. The ESA configuration and operation is discussed in detail in the
chapter "ESA maintenance overview."
The following figure shows the PRLCM link, port, and channel structure.
DMS-100 Family OPM Maintenance Manual XPM14 and up