E1" Outdoor Unit: Pc Board Defect - Daikin ALTHERMA HT ERSQ 011 AA Service Manual

ESIE09-08A

3.12 "E1" Outdoor Unit: PC Board Defect

E1
Remote Control
Display
Applicable Models ER*Q 011~016*
Related to: R-410A compressor
Subcode 3: see next page
Method of
Check data from E²PROM
Malfunction
Detection
Malfunction When data could not be correctly received from the E²PROM
Decision Conditions E²PROM: Type of nonvolatile memory. Maintains memory contents even when the power supply is
turned off.
 Defect of outdoor unit PC board (A1P)
Supposed Causes
Troubleshooting
Troubleshooting
Be sure to turn off power switch before connecting or disconnecting connector,
otherwise parts may be damaged.
Caution
Turn off the power once and
turn on again.
Return to normal?
NO
Troubleshooting by Indication on the Remote Controller
YES
External factor other than
malfunction (for example,
noise etc.).
Replace the outdoor unit
main PC Board (A1P).
(V3064)
155