Change ericsson cable

[hercules]

hello people, i have a rs232 cable for ericsson 6XXX and 7XXX but not work in ericsson series 8XXX . I think the only change for work is make a shunt. Anyone help me to tell what is the pins i must shunt. Where can i see on the web for the schematics.

thanks

[Comic]

For 868/888 cable is the same as for 6xx/7xx.