Nortel DMS-100 Series Maintenance Manual page 24

1-12 Maintenance overview
New load sources for the LOADPM command An RLCM-EDC contains
two banks of flash ROM with 4M capacity each. Each bank can contain a
complete RLCM-EDC load. The bank being used by the processor is the
active bank and is in the active mode. The other bank is the standby bank
and is in the standby mode. The following figure shows the flash ROM
bank configurations.
Flash ROM memory bank load configurations
Flash ROM banks affect the loading of the RLCM-EDC unit as follows:
297-8381-550 Standard 02.02 April 1999
Active (ACT)
Active (ACT)
InSv loading capability
The RLCM-EDC units can be loaded while they are InSv. Normal call
processing functions of a unit can continue while a new load is being
downloaded to the unit in its STBY bank.
faster recovery
The RLCM-EDC can recover faster from catastrophic outages because a
backup (STBY) load is available in each unit.
flexible loading strategies
The RLCM-EDC provides flexible loading options and offers operating
company personnel complete control of loads in each flash ROM bank.
Standby (STBY)
Unit 1
Unit 0
Standby (STBY)