Connect Tech Titan/cPCI - Manual (Page 23)

Titan/cPCI User’s Manual, Connect Tech Inc.
18 Revision 1.01
Titan/cPCI Rear I/O Opto 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 JA, JB, JC and JD are set
for all ports not terminated or biased –
positions 3, 4, 5, 6, 7, and 8 not jumpered
Please see Figure 5 for the locations of these jumper blocks.
Note to Rear I/O Opto users:
All jumpers must be removed from the Front I/O Titan/cPCI when using
the Titan Rear I/O Opto.