Nortel Communication Server 1000S Installation And Configuration Manual page 68

Page 68 of 394 ISDN Primary Rate Interface equipment overview
553-3001-201 Standard 2.00
Table 14
Clock Controller options - description
Clock Notes
Option
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 19 on
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 20
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 21
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 22
September 2004
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