Daikin VRVII Manual page 59

Note:
∗1. If any junction connector is provided between the
connector on the indoor unit PCB and the fan motor,
also check whether or not the junction connector is
properly connected.
∗2. All resistance measuring points and judgement
criteria.
(Example)
FXA(Q)
1 White
2 Orange
3 Brown
4 Blue
5
6
7 Red
54
Troubleshooting by Indication on the Remote Controller
FG
Vsp
Vcc
GND
—
—
Vdc
1
—
FXF(Q)
Vdc
1
Judgement Criteria
Measuring point
FG-GND
Vsp-GND
Vcc-GND
Vdc-GND
5
2 3 4
Vcc
— FG Vsp
GND —
2 3
Criteria
1MΩ or more
100kΩ or more
100Ω or more
100kΩ or more