Issue 8.0 July 2002 7-1
7
Circuit Pack Descriptions 7
Overview 7
This section provides a detailed functional description of the FT-2000 OC-48
Lightwave System circuit packs.
General 7
The FT-2000 OC-48 Lightwave System circuit packs are divided into three main
categories:
â– Control circuit packs
— System Controller (SYSCTL) LAA23
*
— System Controller (SYSCTL) LAA23B
*
— System Controller (SYSCTL) LAA23C
*
— System Memory - 4 Megabyte (SYSMEM) LAA25
— Line Controller - 4 Megabyte [LNCTL (4 MEG)] LAA28
— Overhead Controller - Terminal [OHCTL (TERM)] LAA21
— Overhead Controller - Terminal [OHCTL (TERM)] LAA22
— Overhead Controller - Tributary (TOHCTL) LAA26
* LAA23 was previously discontinued and replaced by LAA23B. LAA23B was discontinued
April 30, 2001 and replaced by LAA23C. The LAA23C circuit pack is compatible with
(non-TARP) Release 7.2.7 and later releases. To obtain LAA23B circuit packs (107712689)
through the Lucent reuse program, contact your Lucent Account Executive. However, it is
strongly recommended that you upgrade the current release.