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Titan/cPCI User’s Manual, Connect Tech Inc.

Revision 1.01 17

Appendix C: Factory Settings

Titan/cPCI Adapters

Function

Factory Setting

Electrical Interface Jumper block JB is set for all ports

RS-422/485 - all positions not jumpered

Half Duplex

(2 wire)

Jumper block JA is set for all ports

running in full duplex or multi-drop slave

mode - all positions not jumpered

Termination Jumper blocks JC, JD, JE and JF are set

for all ports not terminated or biased - all

positions not jumpered

Please see Figure 1 for the locations of these jumper blocks.

Titan/cPCI Rear I/O adapters

Function

Factory Setting

Electrical Interface Jumper blocks JA, JB, JC, JD are set for

all ports RS-422/485 – positions 1 not

jumpered

Half Duplex

(2 wire)

Jumper blocks JA, JB, JC, JD are set for

all ports running in full duplex or multi-

drop slave mode - positions 2 not

jumpered

Termination Jumper blocks J4 is set for no terminated

or biased – positions 3, 4, 5, 6, 7, and 8

not jumpered

Please see Figure 4 for the locations of these jumper blocks.

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