Daikin ERSQ 011AAV1 Service Manual page 148

Troubleshooting by Indication on the Remote Controller
Troubleshooting
∗1. Pull out and insert the connecter once and check it is absolutely connected.
136
Be sure to turn off power switch before connecting or disconnecting connector,
otherwise parts may be damaged.
Caution
Is
the connector
between indoor PC board
(A1P) [X35A, X70A] and PC board for
control (A3P) [X10A, X15A]
accurately connected?
(*1)
YES
Confirm the condition of
transmission on indoor PC
board using local
installation mode.
Under
above local installation
mode, installation position
is "01".
YES
Connect the connecter X70A
and turn on the power again.
"C1"
Malfunction breaks
out again.
NO
NO
NO
YES
ESIE09-08
Connect the connector
accurately.
Replace indoor PC board
(A1P).
Replace PC board for
control (A3P).
Connect it and operate
(possible cause is
instantaneous blackout).
Troubleshooting