IBM 9080-M9S Manual page 60

Figure 47. Replacing the UPIC cable into the system control unit
c. Push the white plastic lock (B) onto the plug housing.
Figure 48. Replacing the UPIC cable into the system control unit
d. Lightly pull on the UPIC cable from both attachment points to ensure it is locked into place. Pull the
cable connector; do not pull on the wire. The cables should be firmly attached to the system.
5. If the system is powered off, repeat steps "3" on page 51 - "4" on page 53 until all the UPIC cables
previously identified are reconnected.
6. If applicable, secure the cable to the side of the rack with the hook-and-loop fastener.
54 Power Systems: Removing and replacing parts in the 9080-M9S system