Toshiba RAV-SM564UTP-E Service Manual page 48

6-2-4. Diagnostic Procedure for Each Check Code (Indoor Unit)
Check code
[E01 error]
Is inter-unit cable of A and B normal?
Is there no disconnection or
contact error of connector on harness
from terminal block of indoor unit?
NO
Is group control operation?
Is power of all indoor units turned on?
Is power supplied to remote controller?
AB terminal: Approx. DC18V
Are 2 remote controllers set
[E09 error]
Are 2 master units set in
SVM-13010_001-050.indd 48 SVM-13010_001-050.indd 48
YES
NO
YES
YES
YES
without header unit?
NO
2 remote controllers?
NO
NO
YES
Correct connection of connector.
NO
Check power connection of indoor unit.
NO
Check indoor P.C. board (MCC-1570).
YES
Correct a header unit/a follower unit.
(Remote controller address connector)
Check remote controller P.C. board.
YES
Check remote controller P.C. board.
– 48 –
FILE NO. SVM-13010
Correct inter-unit cable
of remote controller
Check circuit wiring.
(Turn on power again.)
Defect → Replace
Defect → Replace
Correct as a header unit
and a follower unit.
Defect → Replace
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