Product Overview
System Components
38 SSU-2000 User’s Guide 12713020-002-2 Revision D – April 2004
Figure 1-7. Slot Numbering Assignments
As indicated in Figure 1-7, the SSU-2000 modules are installed in slots A1 through
A12, numbered left to right as viewed from the front of the shelf. The first or
left-most slot, A1, is assigned to the primary clock module (Clock A). Slot A2 is
assigned to the Communications module and slots A3 through A11 are assigned to
various combinations of input modules and output modules. Slot A12 is reserved for
the secondary clock module (Clock B).
Table 1-1. Slot Assignments for Specific Modules
Slot Module
A1 Clock Module A
A2 Communications Module
A3-A11 Input or Output Modules
A12 Clock Module B