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DEFINITY ECS Release 7 — Upgrades and Additions for R7r, 555-230-121, Issue 5

Provides procedures for an installation technician to upgrade an existing DEFINITY Communications System or DEFINITY ECS to DEFINITY ECS Release 7.

Includes upgrade considerations, lists of required hardware, and step-by-step upgrade procedures. Also includes procedures to add control carriers, switch node carriers, port carriers, circuit packs, auxiliary cabinets, and other equipment.

DEFINITY ECS Release 7 — Upgrades and Additions for R7si, 555-233-104, Issue 1

Provides procedures for an installation technician to upgrade an existing DEFINITY Communications System or DEFINITY ECS to DEFINITY ECS Release 7.

Includes upgrade considerations, lists of required hardware, and step-by-step upgrade procedures. Also includes procedures to add control carriers, switch node carriers, port carriers, circuit packs, auxiliary cabinets, and other equipment.

DEFINITY ECS Release 7 — Maintenance for R7r, 555-230-126, Issue 4

Provides detailed descriptions of the procedures for monitoring, testing, troubleshooting, and maintaining the R7r ECS. Included are maintenance architecture, craft commands, step-by-step trouble-clearing procedures, the procedures for using all tests, and explanations of the system’s error codes.

DEFINITY ECS Release 7 — Maintenance for R7si, 555-233-105, Issue 1

Provides detailed descriptions of the procedures for monitoring, testing, troubleshooting, and maintaining the R7si ECS. Included are maintenance architecture, craft commands, step-by-step trouble-clearing procedures, the procedures for using all tests, and explanations of the system’s error codes.

DEFINITY ECS Release 7 — Maintenance for R7csi, 555-230-129, Issue 4

Provides detailed descriptions of the procedures for monitoring, testing, troubleshooting, and maintaining the R7csi (Compact Modular Cabinet) ECS. Included are maintenance architecture, craft commands, step-by-step trouble-clearing procedures, the procedures for using all tests, and explanations of the system’s error codes.

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