NT5D97 Dual-port DTI2/PRI2 card Page 349 of 894

Figure 77

Clock Controller – Option 3

 

DDP2

 

 

 

clk 0

 

Clock Controller

 

Port 0

 

 

 

for CPU 0

 

clk 1

 

J1 Sec.

 

 

 

Primary

Clk0

Primary Ref 1

J2 Prim.

 

Reference

Port 1

 

 

 

Primary Ref 2

 

 

Clk1

 

 

 

 

 

 

 

Secondary Ref 1

 

DDP2

 

Clock Controller

 

 

 

 

clk 0

 

for CPU 1

 

Port 0

 

J1 Sec.

 

 

 

 

clk 1

 

J2 Prim.

 

 

 

Secondary

Clk0

Secondary Ref 1

 

 

 

Reference

 

 

 

 

 

 

Port 1

 

 

 

Clk1

Secondary Ref 2

 

 

 

 

 

 

J1 Ref 1

 

An NT8D72BA may

NT8D72BA

 

be configured as an

 

 

 

 

alternate to DDP2

J2 Ref 2

 

 

 

Secondary Ref 2

 

Both references from port 1

553-7404

Circuit Card Description and Installation

Page 349
Image 349
Nortel Networks 553-3001-211 manual Be configured as an Alternate to DDP2