MT8985
8 Input Streams
From MVIP
8 Output Streams
to MVIP
MT8985 #1
CSTo
MVIP Direction
8 Output On-Board
ST-BUS Streams
8 Input On-Board
ST-BUS Streams
MT8985 #2
CSTo
MVIP Enable
MT8985
#3
MT8985
#4
Figure 9 - 512-Channel Switch Array
MVIP HEADER
MVIP STo0-7
MVIP STi0-7
FDL HDLC
MT8952B
FDL HDLC
MT8952B
512 Channel
Switch Matrix
SWITCH
MT8985
SWITCH
MT8985
T1/E1
T1/E1
MH89760B
or
SWITCH
MT8985
SWITCH
MT8985
MH89760B
or
MH89790B
MH89790B
HDLC
HDLC
MT8952B
MT8952B
DPLL
MT8941
ANALOG
D-PHONE
MT8992/93
PC INTERFACE
Figure 10 - Dual T1/E1 Card Functional Block Diagram
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