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Demultiplexer
4
4 Tributary NRZ Data Outputs
High Speed NRZ Data Input
Clock
Demultiplexer
And
Timing
4
4 Clocks
Loss Of Signal (LOS)
Mode Select
Control
6
Service Channels / AIS
HDB3 Data Input
Clock
NRZ Data Output
HDB3 Decoder
Bipolar Violation Alarm
4
4
4 Tributary NRZ Data Inputs
4 Clocks
HDB3
Encoder #[1:4]
8
4 HDB3 Pos/Neg Data Output Pairs
Multiplexer
4 NRZ Data Outputs
4 Bipolar Violation Alarms
8
4
4 HDB3 Pos/Neg Data Input Pairs
4 Clocks
4
HDB3
4
Decoder #[1:4]
4 Elastic Store Alarm Indications
4
Multiplexer
And
Timing
Control
4
4
4 Force AIS
High Speed NRZ Data Output
Elastic Store
4 NRZ Data Inputs
Frame Sync Pulse
4
Service Channels / Ref Clock
High Speed Multiplexer Clock
NRZ Data Input
HDB3 Encoder
Pos/Neg Data Output Pair
2
Clock
L1
SF
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