CTI Products CCU Channel Control Unit - Manual (Page 16)

CCU Hardware Reference Switches & Jumpers
CTI Products, Inc.
68-11843-105
10
4.3 Jumper Options
Figure 4 shows the configuration of the two jumper options available on the rear
of the CCU. These jumpers should be installed at system installation time with
power removed from the CCU.
CA-80024-100
E1 A
E1 B
Figure 4 - Jumper Options
Jumper E1A is located across the top 2 terminals of the 6 pin terminal block.
Jumper E1B is located across the left side middle and bottom terminals of the 6
pin terminal block. The remaining 2 terminals of the block are unused.
Jumper Function Default
E1A In to enable output TX ECS Select 2.
IN
E1B In for inputs pulled up to +5 Vdc.
Out for inputs pulled up to +15 Vdc. OUT
Table 6 - Jumper Options Description