EVS XS - Page 115

In standard configuration only Remote one (on RS422 port 1) is allowed to reset the
system.
Warning
This jumper should be removed if the device connected to the RS422 port is
NOT an EVS controller. Maximum voltage on pin 5 of an RS422 port of the
server should not exceed 5 Volt when the corresponding jumper is engaged.
Applying a higher voltage on pin 5 when the corresponding jumper is engaged
will result in permanent electronic damage to the board.
HARDWARE TECHNICAL REFERENCE MANUAL XS Server 12.05
6. Boards Description 105