Daikin Sky Air FAA71BUV1B Service Manual page 67

To check the settings
To check the software and EEPROM version
FAA71+100BUV1B
Sky Air indoor units
ESIE22-01 – 2022.02
▪ Pinhole, bright spot, black spot, white spot, black line, white line, foreign
particle, bubble:
The color of a small area is different from the remainder. The phenomenon
does NOT change with voltage.
▪ Contrast variation:
The color of a small area is different from the remainder. The phenomenon
changes with voltage.
▪ Polarizer defect:
Scratch, dirt, particle, bubble on polarizer or between polarizer and glass.
▪ Dot defect:
The pixel appears bright or dark abnormally.
▪ Functional defect:
No display, abnormal display, open or missing segment, short circuit, false
viewing direction.
▪ Glass defect:
Glass cracks, shaved corner of glass, surplus glass.
2 Check that information is shown correctly and can be navigated through on
the display of the remote controller user interface.
3 Check that settings can be changed and saved, see
4
procedures" [ 68].
Does the remote controller user
interface function correctly?
Yes
No
4 Perform a check of the communication wiring between the remote controller
and the unit PCB.
Communication wiring is correct?
Yes
No
1 See the relevant documentation (installer reference guide, remote controller
manual, ...) to check if the specific setting is correct.
Is the setting correct?
Yes
No
1 Compare the software ID and EEPROM version of the remote controller user
interface and the PCB with the ones provided in the Updater Tool. Re-install
the software with the Updater Tool if versions do NOT match.
4
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Continue with the next step.
Action
Replace the remote controller user
interface, see "4.7.2 Repair
4
procedures" [ 68].
Correct the wiring between the remote
controller and the unit PCB, see
4
"7.2 Wiring diagram" [
Action
Return to the troubleshooting of the
specific error and continue with the
next procedure.
Adjust the specific setting see
"4.7.2 Repair procedures" [
Components
|
"4.7.2 Repair
93].
4
68].
Service manual
67