Nortel QPC757 Installation Manual page 140

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Table 33 - Clock Controller options - description
Clock Option
Option 1
Option 2
Option 3
Option 4
553-2901-200
Standard 11.00
NTD12 Dual-port DTI/PRI card description and installation
Notes
This option provides a single CPU system with 2 clock
sources derived from the 2 ports of the DDP.
Connector Clk0 provides a clock source from Port 0.
Connector Clk0 provides a clock source from Port 1.
Refer to
Figure 32 "- Clock Controller - Option 1"
This option provides a Dual CPU system with 2 references of
a clock source derived from port 0 of the DDP.
Connector Clk0 provides a Ref 1 clock source from Port 0.
Connector Clk1 provides a Ref 2 clock source from Port 0.
Refer to
Figure 33 "- Clock Controller - Option 2"
This option provides a Dual CPU system with 2 references of
a clock source derived from port 1 of the DDP.
Connector Clk0 provides a Ref 1 clock source from Port 1.
Connector Clk1 provides a Ref 2 clock source from Port 1.
Refer to
Figure 34 "- Clock Controller - Option 3"
This option provides a Dual CPU system with 2 references
from each clock source derived from the DDP.
Connector Clk0 provides a Ref 1 clock source from Port 0.
Connector Clk1 provides a Ref 2 clock source from Port 0.
Connector Clk0 provides a Ref 1 clock source from Port 1.
Connector Clk1 provides a Ref 2 clock source from Port 1.
Refer to
Figure 35 "- Clock Controller - Option 4"
August 1996

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