E1" Outdoor Unit: Pc Board Defect; Pc Board Defect - Daikin VRV II RXYQ8MY1K Service Manual

Troubleshooting by Indication on the Remote Controller
3.13 " E1 " Outdoor Unit:
E1
Remote
Controller
Display
Applicable RXYQ8~30MY1K (E), YLK (E)
Models
Method of Check data from E²PROM
Malfunction
Detection
Malfunction When data could not be correctly received from the E²PROM
E²PROM : Type of nonvolatile memory. Maintains memory contents even when the power
Decision
supply is turned off.
Conditions
Supposed
Causes
Troubleshooting
166

PC Board Defect

Defect of outdoor unit PC board (A1P)
Be sure to turn off power switch before connect or disconnect connector,
Caution or parts damage may be occurred.
Turn off the power once and
turn on again.
Return to normal?
NO
YES
Si39-502A
External factor other than
malfunction (for example,
noise etc.).
Replace the outdoor unit
main PC Board A1P.
(V3064)
Troubleshooting