Looked at cabling for ISC at End Y. Found following DB37 cables without Pin 19 connected, or connected to cable shield. Modified cables with pin 19 connected on both ends (not to sheild), and shield connected to the backshell on the female side.

H2:ISC-BSC6-20
H2:ISC-BSC6-21
H2:ISC-BSC6-39
H2:ISC-BSC6-40
H2:ISC-BSC6-76
H2:ISC-BSC6-77
H2:ISC-BSC6-78
H2:ISC-BSC6-79
H2:ISC-BSC6-80

Filiberto Clara