Daikin RXYQ72 Serivce Manual page 160

SiUS39-601
★
Troubleshooting
1: Disconnect connector (X2A) and measure the following resistance.
3 Orange
1 Yellow
Troubleshooting by Indication on the Remote Controller
X2A
5 Gray GND
4 Pink Vcc
W
2 Blue V
U
Measure the
resistance
between Vcc-
UVW and
GND-UVW.
(V2799)
149