Maho MH600E Philips 432, Drive 1 RMS - Failed

Hello, im new one here and i come for some help, i use Maho MH600e with Philips 432, and yesterday after work, when i was trying to hide tool to changer, hydraulic stopped, i turn it again but when i trying to move X position hydraulic stopped again, now i have self test failed "Drive 1 RMS - Failed" when i turn it manually, i have X02 error code "measuring system alarm" i was think its RM/RM board (i change it with another) but problem is still and trouble code don't change, please for help (photos of trouble codes in attachment)

i found it, broken cable from Heidenhain scale