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Circuit Pack Descriptions
Issue 1 December 1997 7-11
BBG8/BBG8B SYSCTL Quick Reference
Summary 7
Interface Functions 7
Intra-shelf interface functions performed by the SYSCTL are as follows:
■ Direct control of other circuit packs via a serial control link and intra-shelf
control bus
■ Control of circuit pack and user panel LEDs
■ Detecting the presence of, and identifying, circuit packs installed in the
system.
Craft Interface:
■ Local and remote craft interface automatically provisioned to 300, 1200,
2400, 4800, 9600, or 19,200 baud
■ Provides interface for all advanced provisioning, PM, administration, and
maintenance activities.
User Panel 7
■ Alarm and status indicators
■ Controls.
Telemetry Functions 7
Telemetry functions provided by the SYSCTL are as follows:
■ Miscellaneous discrete environmental alarms and control.
Maintenance Functions 7
Maintenance functions provided by the SYSCTL are as follows:
■ Automatic reset on powerup
■ Fault detection, isolation, and reporting
■ Protection switching control of other circuit packs
■ Inventory information (
CLEI
code, date of manufacture, etc.).
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