Fujitsu AR 18LUAD Series Service Instruction page 147

As shown in Fig.6, pull out the wires.
CN1
W200 (Red)
Fig. 6
As shown in Fig.7, pull out the wires.
A
W200 (Red)
HYIC1
CN1 wire with connector
Fig. 7
Don't come in contact with HYIC1.
DETAIL - A
10-18