In the case of FPGAs, the number of blocks used will also greatly influence the final delay after routing because most of the delays is the wiring delays due to the programmable interconnect existed.

Check the electrical box wiring and tighten the situation, adjust delay relays and overload protector, connect circuits, test motor steering, select the appropriate specifications of the fuse.

Endeavour was set to launch in late April, but an electrical problem in a heater circuit forced a delay. Engineers replaced the switchbox and installed new wiring.