1
INTRODUCTION
The 6521 is a self-contained mains powered 64 input, 64 output RS422
switcher in a 6U rack frame
SOURCES
(A INPUTS, B OUTPUTS)
ISS 3 DEC 97
CROSSPOINT
CARD x 4
1-16
17-32
33-48
49-64
A OUTPUTS, B INPUTS
FIG. 1 ROUTER
ARCHITECTURE
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DESTINATION
GROUP
1-16
DESTINATIONS
Page 3
6521
6521