Your product needs a pool of consoles (either JES or extended MCS consoles) to issue system commands. As delivered, this product uses extended MCS consoles that are dynamically defined.
To use JES consoles instead of the default MCS consoles, define at least six consoles that are not used by other products.
To assign consoles
CONSOLE DEVNUM(SUBSYSTEM)...
An IPL is required to activate the updated CONSOLxx member. To start using JES consoles, you must also update the $RM CONSOLES Customizer parameter group.