Owner's manual

Architecture 349

Table 148

Clock Controller options - description

Clock

Option

Notes

Option 1

This option provides a single CPU system with 2 clock sources

derived from the 2 ports of the DDP2.

Connector Clk0 provides a clock source from Unit 0.

Connector Clk0 provides a clock source from Unit 1.

Refer to Figure 96 "Clock Controller - Option 1" (page 350).

Option 2

This option provides a Dual CPU system with 2 references of a

clock source derived from port 0 of the DDP2.

Connector Clk0 provides a Ref 1 clock source from Unit 0.

Connector Clk1 provides a Ref 2 clock source from Unit 0.

Refer to Figure 97 "Clock Controller - Option 2" (page 351).

Option 3

This option provides a Dual CPU system with 2 references of a

clock source derived from port 1 of the DDP2.

Connector Clk0 provides a Ref 1 clock source from Unit 1.

Connector Clk1 provides a Ref 2 clock source from Unit 1.

Refer to Figure 98 "Clock Controller - Option 3" (page 352).

Option 4

This option provides a Dual CPU system with 2 references from

each clock source derived from the DDP2.

Connector Clk0 provides a Ref 1 clock source from Unit 0.

Connector Clk1 provides a Ref 2 clock source from Unit 0.

Connector Clk0 provides a Ref 1 clock source from Unit 1.

Connector Clk1 provides a Ref 2 clock source from Unit 1.

Refer to Figure 99 "Clock Controller - Option 4" (page 353).

Nortel Communication Server 1000

Circuit Card Reference

NN43001-311 02.06 Standard

27 August 2008